diff --git a/Marechai.Data/Dtos/BaseDto.cs b/Marechai.Data/Dtos/BaseDto.cs
index 9cf69dee..5b1465dc 100644
--- a/Marechai.Data/Dtos/BaseDto.cs
+++ b/Marechai.Data/Dtos/BaseDto.cs
@@ -23,9 +23,14 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.ComponentModel.DataAnnotations;
+using System.Text.Json.Serialization;
+
 namespace Marechai.Data.Dtos;
 
 public class BaseDto<TKey>
 {
-    public TKey Id;
+    [JsonPropertyName("id")]
+    [Required]
+    public TKey Id { get; set; }
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/BasePhotoDto.cs b/Marechai.Data/Dtos/BasePhotoDto.cs
index 48ce4880..ff0d7274 100644
--- a/Marechai.Data/Dtos/BasePhotoDto.cs
+++ b/Marechai.Data/Dtos/BasePhotoDto.cs
@@ -23,47 +23,85 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
 using Marechai.Database;
 
 namespace Marechai.Data.Dtos;
 
 public class BasePhotoDto : BaseDto<Guid>
 {
-    public double?               Aperture              { get; set; }
-    public string                Author                { get; set; }
-    public string                CameraManufacturer    { get; set; }
-    public string                CameraModel           { get; set; }
-    public ColorSpace?           ColorSpace            { get; set; }
-    public string                Comments              { get; set; }
-    public Contrast?             Contrast              { get; set; }
-    public DateTime?             CreationDate          { get; set; }
-    public double?               DigitalZoomRatio      { get; set; }
-    public string                ExifVersion           { get; set; }
-    public double?               ExposureTime          { get; set; }
-    public ExposureMode?         ExposureMethod        { get; set; }
-    public ExposureProgram?      ExposureProgram       { get; set; }
-    public Flash?                Flash                 { get; set; }
-    public double?               Focal                 { get; set; }
-    public double?               FocalLength           { get; set; }
-    public double?               FocalLengthEquivalent { get; set; }
-    public double?               HorizontalResolution  { get; set; }
-    public ushort?               IsoRating             { get; set; }
-    public string                Lens                  { get; set; }
-    public LightSource?          LightSource           { get; set; }
-    public MeteringMode?         MeteringMode          { get; set; }
-    public ResolutionUnit?       ResolutionUnit        { get; set; }
-    public Orientation?          Orientation           { get; set; }
-    public Saturation?           Saturation            { get; set; }
-    public SceneCaptureType?     SceneCaptureType      { get; set; }
-    public SensingMethod?        SensingMethod         { get; set; }
-    public Sharpness?            Sharpness             { get; set; }
-    public string                SoftwareUsed          { get; set; }
-    public SubjectDistanceRange? SubjectDistanceRange  { get; set; }
-    public DateTime              UploadDate            { get; set; }
-    public double?               VerticalResolution    { get; set; }
-    public WhiteBalance?         WhiteBalance          { get; set; }
-    public string                UserId                { get; set; }
-    public string                LicenseName           { get; set; }
-    public int                   LicenseId             { get; set; }
-    public string                OriginalExtension     { get; set; }
+    [JsonPropertyName("aperture")]
+    public double? Aperture { get; set; }
+    [JsonPropertyName("author")]
+    public string Author { get; set; }
+    [JsonPropertyName("camera_manufacturer")]
+    public string CameraManufacturer { get; set; }
+    [JsonPropertyName("camera_model")]
+    public string CameraModel { get; set; }
+    [JsonPropertyName("colorspace")]
+    public ColorSpace? ColorSpace { get; set; }
+    [JsonPropertyName("comments")]
+    public string Comments { get; set; }
+    [JsonPropertyName("contrast")]
+    public Contrast? Contrast { get; set; }
+    [JsonPropertyName("creation_date")]
+    public DateTime? CreationDate { get; set; }
+    [JsonPropertyName("digital_zoom")]
+    public double? DigitalZoomRatio { get; set; }
+    [JsonPropertyName("exif_version")]
+    public string ExifVersion { get; set; }
+    [JsonPropertyName("exposure")]
+    public double? ExposureTime { get; set; }
+    [JsonPropertyName("exposure_method")]
+    public ExposureMode? ExposureMethod { get; set; }
+    [JsonPropertyName("exposure_program")]
+    public ExposureProgram? ExposureProgram { get; set; }
+    [JsonPropertyName("flash")]
+    public Flash? Flash { get; set; }
+    [JsonPropertyName("focal")]
+    public double? Focal { get; set; }
+    [JsonPropertyName("focal_length")]
+    public double? FocalLength { get; set; }
+    [JsonPropertyName("focal_equivalent")]
+    public double? FocalLengthEquivalent { get; set; }
+    [JsonPropertyName("horizontal_resolution")]
+    public double? HorizontalResolution { get; set; }
+    [JsonPropertyName("iso")]
+    public ushort? IsoRating { get; set; }
+    [JsonPropertyName("lens")]
+    public string Lens { get; set; }
+    [JsonPropertyName("light_source")]
+    public LightSource? LightSource { get; set; }
+    [JsonPropertyName("metering_mode")]
+    public MeteringMode? MeteringMode { get; set; }
+    [JsonPropertyName("resolution_unit")]
+    public ResolutionUnit? ResolutionUnit { get; set; }
+    [JsonPropertyName("orientation")]
+    public Orientation? Orientation { get; set; }
+    [JsonPropertyName("saturation")]
+    public Saturation? Saturation { get; set; }
+    [JsonPropertyName("scene_capture_type")]
+    public SceneCaptureType? SceneCaptureType { get; set; }
+    [JsonPropertyName("sensing_method")]
+    public SensingMethod? SensingMethod { get; set; }
+    [JsonPropertyName("sharpness")]
+    public Sharpness? Sharpness { get; set; }
+    [JsonPropertyName("software")]
+    public string SoftwareUsed { get; set; }
+    [JsonPropertyName("subject_distance_range")]
+    public SubjectDistanceRange? SubjectDistanceRange { get; set; }
+    [JsonPropertyName("upload_date")]
+    public DateTime UploadDate { get; set; }
+    [JsonPropertyName("vertical_resolution")]
+    public double? VerticalResolution { get; set; }
+    [JsonPropertyName("white_balance")]
+    public WhiteBalance? WhiteBalance { get; set; }
+    [JsonPropertyName("user_id")]
+    public string UserId { get; set; }
+    [JsonPropertyName("license_name")]
+    public string LicenseName { get; set; }
+    [JsonPropertyName("license_id")]
+    public int LicenseId { get; set; }
+    [JsonPropertyName("original_extension")]
+    public string OriginalExtension { get; set; }
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/BaseScanDto.cs b/Marechai.Data/Dtos/BaseScanDto.cs
index 1afbe5c0..8ecc59e2 100644
--- a/Marechai.Data/Dtos/BaseScanDto.cs
+++ b/Marechai.Data/Dtos/BaseScanDto.cs
@@ -23,24 +23,39 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
 using Marechai.Database;
 
 namespace Marechai.Data.Dtos;
 
 public class BaseScanDto : BaseDto<Guid>
 {
-    public string          Author               { get; set; }
-    public ColorSpace?     ColorSpace           { get; set; }
-    public string          Comments             { get; set; }
-    public DateTime?       CreationDate         { get; set; }
-    public string          ExifVersion          { get; set; }
-    public double?         HorizontalResolution { get; set; }
-    public ResolutionUnit? ResolutionUnit       { get; set; }
-    public string          ScannerManufacturer  { get; set; }
-    public string          ScannerModel         { get; set; }
-    public string          SoftwareUsed         { get; set; }
-    public DateTime        UploadDate           { get; set; }
-    public double?         VerticalResolution   { get; set; }
-    public string          OriginalExtension    { get; set; }
-    public string          UserId               { get; set; }
+    [JsonPropertyName("author")]
+    public string Author { get; set; }
+    [JsonPropertyName("colorspace")]
+    public ColorSpace? ColorSpace { get; set; }
+    [JsonPropertyName("comments")]
+    public string Comments { get; set; }
+    [JsonPropertyName("creation_date")]
+    public DateTime? CreationDate { get; set; }
+    [JsonPropertyName("exif_version")]
+    public string ExifVersion { get; set; }
+    [JsonPropertyName("horizontal_resolution")]
+    public double? HorizontalResolution { get; set; }
+    [JsonPropertyName("resolution_unit")]
+    public ResolutionUnit? ResolutionUnit { get; set; }
+    [JsonPropertyName("scanner_manufacturer")]
+    public string ScannerManufacturer { get; set; }
+    [JsonPropertyName("scanner_model")]
+    public string ScannerModel { get; set; }
+    [JsonPropertyName("software")]
+    public string SoftwareUsed { get; set; }
+    [JsonPropertyName("upload_date")]
+    public DateTime UploadDate { get; set; }
+    [JsonPropertyName("vertical_resolution")]
+    public double? VerticalResolution { get; set; }
+    [JsonPropertyName("original_extension")]
+    public string OriginalExtension { get; set; }
+    [JsonPropertyName("user_id")]
+    public string UserId { get; set; }
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/BookByMachineDto.cs b/Marechai.Data/Dtos/BookByMachineDto.cs
index 258b0c2e..0b991186 100644
--- a/Marechai.Data/Dtos/BookByMachineDto.cs
+++ b/Marechai.Data/Dtos/BookByMachineDto.cs
@@ -23,12 +23,18 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
+
 namespace Marechai.Data.Dtos;
 
 public class BookByMachineDto : BaseDto<long>
 {
-    public long   BookId    { get; set; }
-    public string Book      { get; set; }
-    public int    MachineId { get; set; }
-    public string Machine   { get; set; }
+    [JsonPropertyName("book_id")]
+    public long BookId { get; set; }
+    [JsonPropertyName("book")]
+    public string Book { get; set; }
+    [JsonPropertyName("machine_id")]
+    public int MachineId { get; set; }
+    [JsonPropertyName("machine")]
+    public string Machine { get; set; }
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/BookByMachineFamilyDto.cs b/Marechai.Data/Dtos/BookByMachineFamilyDto.cs
index 4d0cf3ef..62ec9709 100644
--- a/Marechai.Data/Dtos/BookByMachineFamilyDto.cs
+++ b/Marechai.Data/Dtos/BookByMachineFamilyDto.cs
@@ -23,12 +23,18 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
+
 namespace Marechai.Data.Dtos;
 
 public class BookByMachineFamilyDto : BaseDto<long>
 {
-    public long   BookId          { get; set; }
-    public string Book            { get; set; }
-    public int    MachineFamilyId { get; set; }
-    public string MachineFamily   { get; set; }
+    [JsonPropertyName("book_id")]
+    public long BookId { get; set; }
+    [JsonPropertyName("book")]
+    public string Book { get; set; }
+    [JsonPropertyName("machine_family_id")]
+    public int MachineFamilyId { get; set; }
+    [JsonPropertyName("machine_family")]
+    public string MachineFamily { get; set; }
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/BookDto.cs b/Marechai.Data/Dtos/BookDto.cs
index 5cf7ae28..8b45eadb 100644
--- a/Marechai.Data/Dtos/BookDto.cs
+++ b/Marechai.Data/Dtos/BookDto.cs
@@ -1,10 +1,17 @@
+using System.Text.Json.Serialization;
+
 namespace Marechai.Data.Dtos;
 
 public class BookDto : DocumentBaseDto
 {
-    public string Isbn       { get; set; }
-    public short? Pages      { get; set; }
-    public int?   Edition    { get; set; }
-    public long?  PreviousId { get; set; }
-    public long?  SourceId   { get; set; }
+    [JsonPropertyName("isbn")]
+    public string Isbn { get; set; }
+    [JsonPropertyName("pages")]
+    public short? Pages { get; set; }
+    [JsonPropertyName("edition")]
+    public int? Edition { get; set; }
+    [JsonPropertyName("previous_id")]
+    public long? PreviousId { get; set; }
+    [JsonPropertyName("source_id")]
+    public long? SourceId { get; set; }
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/BookScanDto.cs b/Marechai.Data/Dtos/BookScanDto.cs
index 1aed72cd..6a384df9 100644
--- a/Marechai.Data/Dtos/BookScanDto.cs
+++ b/Marechai.Data/Dtos/BookScanDto.cs
@@ -23,10 +23,14 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
+
 namespace Marechai.Data.Dtos;
 
 public class BookScanDto : DocumentScanBaseDto
 {
-    public long   BookId { get; set; }
-    public string Book   { get; set; }
+    [JsonPropertyName("book_id")]
+    public long BookId { get; set; }
+    [JsonPropertyName("book")]
+    public string Book { get; set; }
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/CompanyByBookDto.cs b/Marechai.Data/Dtos/CompanyByBookDto.cs
index acab159c..21f2f087 100644
--- a/Marechai.Data/Dtos/CompanyByBookDto.cs
+++ b/Marechai.Data/Dtos/CompanyByBookDto.cs
@@ -23,13 +23,20 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
+
 namespace Marechai.Data.Dtos;
 
 public class CompanyByBookDto : BaseDto<long>
 {
-    public int    CompanyId { get; set; }
-    public long   BookId    { get; set; }
-    public string RoleId    { get; set; }
-    public string Company   { get; set; }
-    public string Role      { get; set; }
+    [JsonPropertyName("company_id")]
+    public int CompanyId { get; set; }
+    [JsonPropertyName("book_id")]
+    public long BookId { get; set; }
+    [JsonPropertyName("role_id")]
+    public string RoleId { get; set; }
+    [JsonPropertyName("company")]
+    public string Company { get; set; }
+    [JsonPropertyName("role")]
+    public string Role { get; set; }
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/CompanyByDocumentDto.cs b/Marechai.Data/Dtos/CompanyByDocumentDto.cs
index 98bbfa24..48e279e4 100644
--- a/Marechai.Data/Dtos/CompanyByDocumentDto.cs
+++ b/Marechai.Data/Dtos/CompanyByDocumentDto.cs
@@ -23,13 +23,20 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
+
 namespace Marechai.Data.Dtos;
 
 public class CompanyByDocumentDto : BaseDto<long>
 {
-    public int    CompanyId  { get; set; }
-    public long   DocumentId { get; set; }
-    public string RoleId     { get; set; }
-    public string Company    { get; set; }
-    public string Role       { get; set; }
+    [JsonPropertyName("company_id")]
+    public int CompanyId { get; set; }
+    [JsonPropertyName("document_id")]
+    public long DocumentId { get; set; }
+    [JsonPropertyName("role_id")]
+    public string RoleId { get; set; }
+    [JsonPropertyName("company")]
+    public string Company { get; set; }
+    [JsonPropertyName("role")]
+    public string Role { get; set; }
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/CompanyByMagazineDto.cs b/Marechai.Data/Dtos/CompanyByMagazineDto.cs
index 2545d57f..03c7d1d8 100644
--- a/Marechai.Data/Dtos/CompanyByMagazineDto.cs
+++ b/Marechai.Data/Dtos/CompanyByMagazineDto.cs
@@ -23,13 +23,20 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
+
 namespace Marechai.Data.Dtos;
 
 public class CompanyByMagazineDto : BaseDto<long>
 {
-    public int    CompanyId  { get; set; }
-    public long   MagazineId { get; set; }
-    public string RoleId     { get; set; }
-    public string Company    { get; set; }
-    public string Role       { get; set; }
+    [JsonPropertyName("company_id")]
+    public int CompanyId { get; set; }
+    [JsonPropertyName("magazine_id")]
+    public long MagazineId { get; set; }
+    [JsonPropertyName("role_id")]
+    public string RoleId { get; set; }
+    [JsonPropertyName("company")]
+    public string Company { get; set; }
+    [JsonPropertyName("role")]
+    public string Role { get; set; }
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/CompanyBySoftwareFamilyDto.cs b/Marechai.Data/Dtos/CompanyBySoftwareFamilyDto.cs
index 85728605..dde7c7bc 100644
--- a/Marechai.Data/Dtos/CompanyBySoftwareFamilyDto.cs
+++ b/Marechai.Data/Dtos/CompanyBySoftwareFamilyDto.cs
@@ -23,13 +23,20 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
+
 namespace Marechai.Data.Dtos;
 
 public class CompanyBySoftwareFamilyDto : BaseDto<ulong>
 {
-    public int    CompanyId        { get; set; }
-    public ulong  SoftwareFamilyId { get; set; }
-    public string RoleId           { get; set; }
-    public string Company          { get; set; }
-    public string Role             { get; set; }
+    [JsonPropertyName("company_id")]
+    public int CompanyId { get; set; }
+    [JsonPropertyName("software_family_id")]
+    public ulong SoftwareFamilyId { get; set; }
+    [JsonPropertyName("role_id")]
+    public string RoleId { get; set; }
+    [JsonPropertyName("company")]
+    public string Company { get; set; }
+    [JsonPropertyName("role")]
+    public string Role { get; set; }
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/CompanyBySoftwareVariantDto.cs b/Marechai.Data/Dtos/CompanyBySoftwareVariantDto.cs
index 40695b50..a02bd723 100644
--- a/Marechai.Data/Dtos/CompanyBySoftwareVariantDto.cs
+++ b/Marechai.Data/Dtos/CompanyBySoftwareVariantDto.cs
@@ -23,13 +23,20 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
+
 namespace Marechai.Data.Dtos;
 
 public class CompanyBySoftwareVariantDto : BaseDto<ulong>
 {
-    public int    CompanyId         { get; set; }
-    public ulong  SoftwareVariantId { get; set; }
-    public string RoleId            { get; set; }
-    public string Company           { get; set; }
-    public string Role              { get; set; }
+    [JsonPropertyName("company_id")]
+    public int CompanyId { get; set; }
+    [JsonPropertyName("software_variant_id")]
+    public ulong SoftwareVariantId { get; set; }
+    [JsonPropertyName("role_id")]
+    public string RoleId { get; set; }
+    [JsonPropertyName("company")]
+    public string Company { get; set; }
+    [JsonPropertyName("role")]
+    public string Role { get; set; }
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/CompanyBySoftwareVersionDto.cs b/Marechai.Data/Dtos/CompanyBySoftwareVersionDto.cs
index 098334fa..26b40c57 100644
--- a/Marechai.Data/Dtos/CompanyBySoftwareVersionDto.cs
+++ b/Marechai.Data/Dtos/CompanyBySoftwareVersionDto.cs
@@ -23,13 +23,20 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
+
 namespace Marechai.Data.Dtos;
 
 public class CompanyBySoftwareVersionDto : BaseDto<ulong>
 {
-    public int    CompanyId         { get; set; }
-    public ulong  SoftwareVersionId { get; set; }
-    public string RoleId            { get; set; }
-    public string Company           { get; set; }
-    public string Role              { get; set; }
+    [JsonPropertyName("company_id")]
+    public int CompanyId { get; set; }
+    [JsonPropertyName("software_version_id")]
+    public ulong SoftwareVersionId { get; set; }
+    [JsonPropertyName("role_id")]
+    public string RoleId { get; set; }
+    [JsonPropertyName("company")]
+    public string Company { get; set; }
+    [JsonPropertyName("role")]
+    public string Role { get; set; }
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/CompanyDescriptionDto.cs b/Marechai.Data/Dtos/CompanyDescriptionDto.cs
index 47d032f2..45ac17a2 100644
--- a/Marechai.Data/Dtos/CompanyDescriptionDto.cs
+++ b/Marechai.Data/Dtos/CompanyDescriptionDto.cs
@@ -23,11 +23,16 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
+
 namespace Marechai.Data.Dtos;
 
 public class CompanyDescriptionDto : BaseDto<int>
 {
-    public string Markdown  { get; set; }
-    public string Html      { get; set; }
-    public int    CompanyId { get; set; }
+    [JsonPropertyName("markdown")]
+    public string Markdown { get; set; }
+    [JsonPropertyName("html")]
+    public string Html { get; set; }
+    [JsonPropertyName("company_id")]
+    public int CompanyId { get; set; }
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/CompanyDto.cs b/Marechai.Data/Dtos/CompanyDto.cs
index 289ded64..4e83ecf0 100644
--- a/Marechai.Data/Dtos/CompanyDto.cs
+++ b/Marechai.Data/Dtos/CompanyDto.cs
@@ -23,34 +23,58 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.ComponentModel.DataAnnotations;
+using System.Text.Json.Serialization;
 using Marechai.Database;
 
 namespace Marechai.Data.Dtos;
 
 public class CompanyDto : BaseDto<int>
 {
-    public string        Name                  { get; set; }
-    public DateTime?     Founded               { get; set; }
-    public string        Website               { get; set; }
-    public string        Twitter               { get; set; }
-    public string        Facebook              { get; set; }
-    public DateTime?     Sold                  { get; set; }
-    public int?          SoldToId              { get; set; }
-    public string        Address               { get; set; }
-    public string        City                  { get; set; }
-    public string        Province              { get; set; }
-    public string        PostalCode            { get; set; }
-    public short?        CountryId             { get; set; }
-    public CompanyStatus Status                { get; set; }
-    public Guid?         LastLogo              { get; set; }
-    public string        SoldTo                { get; set; }
-    public string        Country               { get; set; }
-    public bool          FoundedDayIsUnknown   { get; set; }
-    public bool          FoundedMonthIsUnknown { get; set; }
-    public bool          SoldDayIsUnknown      { get; set; }
-    public bool          SoldMonthIsUnknown    { get; set; }
-    public string        LegalName             { get; set; }
-
+    [JsonPropertyName("name")]
+    [Required]
+    public string Name { get; set; }
+    [JsonPropertyName("founded")]
+    public DateTime? Founded { get; set; }
+    [JsonPropertyName("website")]
+    public string Website { get; set; }
+    [JsonPropertyName("twitter")]
+    public string Twitter { get; set; }
+    [JsonPropertyName("facebook")]
+    public string Facebook { get; set; }
+    [JsonPropertyName("sold")]
+    public DateTime? Sold { get; set; }
+    [JsonPropertyName("sold_to_id")]
+    public int? SoldToId { get; set; }
+    [JsonPropertyName("address")]
+    public string Address { get; set; }
+    [JsonPropertyName("city")]
+    public string City { get; set; }
+    [JsonPropertyName("province")]
+    public string Province { get; set; }
+    [JsonPropertyName("postal_code")]
+    public string PostalCode { get; set; }
+    [JsonPropertyName("country_id")]
+    public short? CountryId { get; set; }
+    [JsonPropertyName("status")]
+    public CompanyStatus Status { get; set; }
+    [JsonPropertyName("last_logo")]
+    public Guid? LastLogo { get; set; }
+    [JsonPropertyName("sold_to")]
+    public string SoldTo { get; set; }
+    [JsonPropertyName("country")]
+    public string Country { get; set; }
+    [JsonPropertyName("founded_day_is_unknown")]
+    public bool FoundedDayIsUnknown { get; set; }
+    [JsonPropertyName("founded_month_is_unknown")]
+    public bool FoundedMonthIsUnknown { get; set; }
+    [JsonPropertyName("sold_day_is_unknown")]
+    public bool SoldDayIsUnknown { get; set; }
+    [JsonPropertyName("sold_month_is_unknown")]
+    public bool SoldMonthIsUnknown { get; set; }
+    [JsonPropertyName("legal_name")]
+    public string LegalName { get; set; }
+    [JsonIgnore]
     public string SoldView => Status != CompanyStatus.Active && Status != CompanyStatus.Unknown
                                   ? Sold?.ToShortDateString() ?? "Unknown"
                                   : Sold?.ToShortDateString() ?? (SoldTo is null ? "" : "Unknown");
diff --git a/Marechai.Data/Dtos/CurrencyInflationDto.cs b/Marechai.Data/Dtos/CurrencyInflationDto.cs
index 9e6d78fe..ded02575 100644
--- a/Marechai.Data/Dtos/CurrencyInflationDto.cs
+++ b/Marechai.Data/Dtos/CurrencyInflationDto.cs
@@ -23,12 +23,18 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
+
 namespace Marechai.Data.Dtos;
 
 public class CurrencyInflationDto : BaseDto<int>
 {
+    [JsonPropertyName("code")]
     public string CurrencyCode { get; set; }
+    [JsonPropertyName("name")]
     public string CurrencyName { get; set; }
-    public uint   Year         { get; set; }
-    public float  Inflation    { get; set; }
+    [JsonPropertyName("year")]
+    public uint Year { get; set; }
+    [JsonPropertyName("inflation")]
+    public float Inflation { get; set; }
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/CurrencyPeggingDto.cs b/Marechai.Data/Dtos/CurrencyPeggingDto.cs
index 569be640..e116c50c 100644
--- a/Marechai.Data/Dtos/CurrencyPeggingDto.cs
+++ b/Marechai.Data/Dtos/CurrencyPeggingDto.cs
@@ -23,15 +23,24 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
+
 namespace Marechai.Data.Dtos;
 
 public class CurrencyPeggingDto : BaseDto<int>
 {
-    public string    SourceCode      { get; set; }
-    public string    DestinationCode { get; set; }
-    public string    SourceName      { get; set; }
-    public string    DestinationName { get; set; }
-    public float     Ratio           { get; set; }
-    public DateTime  Start           { get; set; }
-    public DateTime? End             { get; set; }
+    [JsonPropertyName("source_code")]
+    public string SourceCode { get; set; }
+    [JsonPropertyName("destination_code")]
+    public string DestinationCode { get; set; }
+    [JsonPropertyName("source_name")]
+    public string SourceName { get; set; }
+    [JsonPropertyName("destination_name")]
+    public string DestinationName { get; set; }
+    [JsonPropertyName("ratio")]
+    public float Ratio { get; set; }
+    [JsonPropertyName("start")]
+    public DateTime Start { get; set; }
+    [JsonPropertyName("end")]
+    public DateTime? End { get; set; }
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/DocumentBaseDto.cs b/Marechai.Data/Dtos/DocumentBaseDto.cs
index 32aed6e1..99d7aaa1 100644
--- a/Marechai.Data/Dtos/DocumentBaseDto.cs
+++ b/Marechai.Data/Dtos/DocumentBaseDto.cs
@@ -1,11 +1,19 @@
+using System.Text.Json.Serialization;
+
 namespace Marechai.Data.Dtos;
 
 public abstract class DocumentBaseDto : BaseDto<long>
 {
-    public string    Title       { get; set; }
-    public string    NativeTitle { get; set; }
-    public DateTime? Published   { get; set; }
-    public short?    CountryId   { get; set; }
-    public string    Country     { get; set; }
-    public string    Synopsis    { get; set; }
+    [JsonPropertyName("title")]
+    public string Title { get; set; }
+    [JsonPropertyName("native_title")]
+    public string NativeTitle { get; set; }
+    [JsonPropertyName("published")]
+    public DateTime? Published { get; set; }
+    [JsonPropertyName("country_id")]
+    public short? CountryId { get; set; }
+    [JsonPropertyName("country")]
+    public string Country { get; set; }
+    [JsonPropertyName("synopsis")]
+    public string Synopsis { get; set; }
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/DocumentByMachineDto.cs b/Marechai.Data/Dtos/DocumentByMachineDto.cs
index ec706a09..0ed4b9d0 100644
--- a/Marechai.Data/Dtos/DocumentByMachineDto.cs
+++ b/Marechai.Data/Dtos/DocumentByMachineDto.cs
@@ -23,12 +23,18 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
+
 namespace Marechai.Data.Dtos;
 
 public class DocumentByMachineDto : BaseDto<long>
 {
-    public long   DocumentId { get; set; }
-    public string Document   { get; set; }
-    public int    MachineId  { get; set; }
-    public string Machine    { get; set; }
+    [JsonPropertyName("document_id")]
+    public long DocumentId { get; set; }
+    [JsonPropertyName("document")]
+    public string Document { get; set; }
+    [JsonPropertyName("machine_id")]
+    public int MachineId { get; set; }
+    [JsonPropertyName("machine")]
+    public string Machine { get; set; }
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/DocumentByMachineFamilyDto.cs b/Marechai.Data/Dtos/DocumentByMachineFamilyDto.cs
index ab210015..a6884eef 100644
--- a/Marechai.Data/Dtos/DocumentByMachineFamilyDto.cs
+++ b/Marechai.Data/Dtos/DocumentByMachineFamilyDto.cs
@@ -23,12 +23,18 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
+
 namespace Marechai.Data.Dtos;
 
 public class DocumentByMachineFamilyDto : BaseDto<long>
 {
-    public long   DocumentId      { get; set; }
-    public string Document        { get; set; }
-    public int    MachineFamilyId { get; set; }
-    public string MachineFamily   { get; set; }
+    [JsonPropertyName("document_id")]
+    public long DocumentId { get; set; }
+    [JsonPropertyName("document")]
+    public string Document { get; set; }
+    [JsonPropertyName("machine_family_id")]
+    public int MachineFamilyId { get; set; }
+    [JsonPropertyName("machine_family")]
+    public string MachineFamily { get; set; }
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/DocumentCompanyDto.cs b/Marechai.Data/Dtos/DocumentCompanyDto.cs
index 3a4997a9..9c3eea03 100644
--- a/Marechai.Data/Dtos/DocumentCompanyDto.cs
+++ b/Marechai.Data/Dtos/DocumentCompanyDto.cs
@@ -24,13 +24,17 @@
 *******************************************************************************/
 
 using System.ComponentModel;
+using System.Text.Json.Serialization;
 
 namespace Marechai.Data.Dtos;
 
 public class DocumentCompanyDto : BaseDto<int>
 {
+    [JsonPropertyName("name")]
     public string Name { get; set; }
     [DisplayName("Linked company")]
+    [JsonPropertyName("company")]
     public string Company { get; set; }
+    [JsonPropertyName("company_id")]
     public int? CompanyId { get; set; }
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/DocumentPersonDto.cs b/Marechai.Data/Dtos/DocumentPersonDto.cs
index f11c2a34..bc949b61 100644
--- a/Marechai.Data/Dtos/DocumentPersonDto.cs
+++ b/Marechai.Data/Dtos/DocumentPersonDto.cs
@@ -23,16 +23,25 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
+
 namespace Marechai.Data.Dtos;
 
 public class DocumentPersonDto : BaseDto<int>
 {
-    public string Name        { get; set; }
-    public string Person      { get; set; }
-    public int?   PersonId    { get; set; }
-    public string Alias       { get; set; }
-    public string Surname     { get; set; }
+    [JsonPropertyName("name")]
+    public string Name { get; set; }
+    [JsonPropertyName("person")]
+    public string Person { get; set; }
+    [JsonPropertyName("person_id")]
+    public int? PersonId { get; set; }
+    [JsonPropertyName("alias")]
+    public string Alias { get; set; }
+    [JsonPropertyName("surname")]
+    public string Surname { get; set; }
+    [JsonPropertyName("display_name")]
     public string DisplayName { get; set; }
 
+    [JsonIgnore]
     public string FullName => DisplayName ?? Alias ?? $"{Name} {Surname}";
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/DocumentRoleDto.cs b/Marechai.Data/Dtos/DocumentRoleDto.cs
index 50b5b5d5..a61ed16d 100644
--- a/Marechai.Data/Dtos/DocumentRoleDto.cs
+++ b/Marechai.Data/Dtos/DocumentRoleDto.cs
@@ -23,10 +23,14 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
+
 namespace Marechai.Data.Dtos;
 
 public class DocumentRoleDto : BaseDto<string>
 {
-    public string Name    { get; set; }
-    public bool   Enabled { get; set; }
+    [JsonPropertyName("name")]
+    public string Name { get; set; }
+    [JsonPropertyName("enabled")]
+    public bool Enabled { get; set; }
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/DocumentScanBaseDto.cs b/Marechai.Data/Dtos/DocumentScanBaseDto.cs
index 44a64a47..f7c17d3b 100644
--- a/Marechai.Data/Dtos/DocumentScanBaseDto.cs
+++ b/Marechai.Data/Dtos/DocumentScanBaseDto.cs
@@ -23,12 +23,15 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
 using Marechai.Database;
 
 namespace Marechai.Data.Dtos;
 
 public class DocumentScanBaseDto : BaseScanDto
 {
+    [JsonPropertyName("type")]
     public DocumentScanType Type { get; set; }
-    public uint?            Page { get; set; }
+    [JsonPropertyName("page")]
+    public uint? Page { get; set; }
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/DocumentScanDto.cs b/Marechai.Data/Dtos/DocumentScanDto.cs
index f43cb78c..3872353f 100644
--- a/Marechai.Data/Dtos/DocumentScanDto.cs
+++ b/Marechai.Data/Dtos/DocumentScanDto.cs
@@ -23,10 +23,14 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
+
 namespace Marechai.Data.Dtos;
 
 public class DocumentScanDto : DocumentScanBaseDto
 {
-    public long   DocumentId { get; set; }
-    public string Document   { get; set; }
+    [JsonPropertyName("document_id")]
+    public long DocumentId { get; set; }
+    [JsonPropertyName("document")]
+    public string Document { get; set; }
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/DumpDto.cs b/Marechai.Data/Dtos/DumpDto.cs
index 01f405ad..73c130fe 100644
--- a/Marechai.Data/Dtos/DumpDto.cs
+++ b/Marechai.Data/Dtos/DumpDto.cs
@@ -23,16 +23,26 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
+
 namespace Marechai.Data.Dtos;
 
 public class DumpDto : BaseDto<ulong>
 {
-    public string    Dumper       { get; set; }
-    public string    UserId       { get; set; }
-    public string    DumpingGroup { get; set; }
-    public DateTime? DumpDate     { get; set; }
-    public string    UserName     { get; set; }
-    public ulong     MediaId      { get; set; }
-    public string    MediaTitle   { get; set; }
-    public ulong     MediaDumpId  { get; set; }
+    [JsonPropertyName("dumper")]
+    public string Dumper { get; set; }
+    [JsonPropertyName("user_id")]
+    public string UserId { get; set; }
+    [JsonPropertyName("dumping_group")]
+    public string DumpingGroup { get; set; }
+    [JsonPropertyName("dump_date")]
+    public DateTime? DumpDate { get; set; }
+    [JsonPropertyName("username")]
+    public string UserName { get; set; }
+    [JsonPropertyName("media_id")]
+    public ulong MediaId { get; set; }
+    [JsonPropertyName("media_title")]
+    public string MediaTitle { get; set; }
+    [JsonPropertyName("media_dump_id")]
+    public ulong MediaDumpId { get; set; }
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/GpuByMachineDto.cs b/Marechai.Data/Dtos/GpuByMachineDto.cs
index cd37ef98..e6332525 100644
--- a/Marechai.Data/Dtos/GpuByMachineDto.cs
+++ b/Marechai.Data/Dtos/GpuByMachineDto.cs
@@ -23,12 +23,18 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
+
 namespace Marechai.Data.Dtos;
 
 public class GpuByMachineDto : BaseDto<long>
 {
-    public int    GpuId       { get; set; }
-    public int    MachineId   { get; set; }
+    [JsonPropertyName("gpu_id")]
+    public int GpuId { get; set; }
+    [JsonPropertyName("machine_id")]
+    public int MachineId { get; set; }
+    [JsonPropertyName("company")]
     public string CompanyName { get; set; }
-    public string Name        { get; set; }
+    [JsonPropertyName("name")]
+    public string Name { get; set; }
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/GpuDto.cs b/Marechai.Data/Dtos/GpuDto.cs
index 22e9c88e..a278febc 100644
--- a/Marechai.Data/Dtos/GpuDto.cs
+++ b/Marechai.Data/Dtos/GpuDto.cs
@@ -23,20 +23,32 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
+
 namespace Marechai.Data.Dtos;
 
 public class GpuDto : BaseDto<int>
 {
-    public string    Name        { get; set; }
-    public int?      CompanyId   { get; set; }
-    public string    Company     { get; set; }
-    public string    ModelCode   { get; set; }
-    public DateTime? Introduced  { get; set; }
-    public string    Package     { get; set; }
-    public string    Process     { get; set; }
-    public float?    ProcessNm   { get; set; }
-    public float?    DieSize     { get; set; }
-    public long?     Transistors { get; set; }
-
+    [JsonPropertyName("name")]
+    public string Name { get; set; }
+    [JsonPropertyName("company_id")]
+    public int? CompanyId { get; set; }
+    [JsonPropertyName("company")]
+    public string Company { get; set; }
+    [JsonPropertyName("model_code")]
+    public string ModelCode { get; set; }
+    [JsonPropertyName("introduced")]
+    public DateTime? Introduced { get; set; }
+    [JsonPropertyName("package")]
+    public string Package { get; set; }
+    [JsonPropertyName("process")]
+    public string Process { get; set; }
+    [JsonPropertyName("process_nm")]
+    public float? ProcessNm { get; set; }
+    [JsonPropertyName("die_size")]
+    public float? DieSize { get; set; }
+    [JsonPropertyName("transistors")]
+    public long? Transistors { get; set; }
+    [JsonIgnore]
     public string IntroducedView => Introduced?.ToShortDateString() ?? "Unknown";
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/InstructionSetExtensionByProcessorDto.cs b/Marechai.Data/Dtos/InstructionSetExtensionByProcessorDto.cs
index c7906289..7c0d4032 100644
--- a/Marechai.Data/Dtos/InstructionSetExtensionByProcessorDto.cs
+++ b/Marechai.Data/Dtos/InstructionSetExtensionByProcessorDto.cs
@@ -23,12 +23,18 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
+
 namespace Marechai.Data.Dtos;
 
 public class InstructionSetExtensionByProcessorDto : BaseDto<int>
 {
-    public string Extension   { get; set; }
-    public string Processor   { get; set; }
-    public int    ProcessorId { get; set; }
-    public int    ExtensionId { get; set; }
+    [JsonPropertyName("extensions")]
+    public string Extension { get; set; }
+    [JsonPropertyName("processor")]
+    public string Processor { get; set; }
+    [JsonPropertyName("processor_id")]
+    public int ProcessorId { get; set; }
+    [JsonPropertyName("extension_id")]
+    public int ExtensionId { get; set; }
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/MachineDto.cs b/Marechai.Data/Dtos/MachineDto.cs
index d634a3b7..09b0be37 100644
--- a/Marechai.Data/Dtos/MachineDto.cs
+++ b/Marechai.Data/Dtos/MachineDto.cs
@@ -23,27 +23,39 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
 using Marechai.Database;
 
 namespace Marechai.Data.Dtos;
 
 public class MachineDto : BaseDto<int>
 {
-    public string                    Name              { get; set; }
-    public string                    Model             { get; set; }
-    public int                       CompanyId         { get; set; }
-    public Guid?                     CompanyLogo       { get; set; }
-    public DateTime?                 Introduced        { get; set; }
-    public int?                      FamilyId          { get; set; }
-    public string                    FamilyName        { get; set; }
+    [JsonPropertyName("name")]
+    public string Name { get; set; }
+    [JsonPropertyName("model")]
+    public string Model { get; set; }
+    [JsonPropertyName("company_id")]
+    public int CompanyId { get; set; }
+    [JsonPropertyName("company_logo")]
+    public Guid? CompanyLogo { get; set; }
+    [JsonPropertyName("introduced")]
+    public DateTime? Introduced { get; set; }
+    [JsonPropertyName("family_id")]
+    public int? FamilyId { get; set; }
+    [JsonPropertyName("family_name")]
+    public string FamilyName { get;                     set; }
     public List<GpuDto>        Gpus              { get; set; }
     public List<MemoryDto>     Memory            { get; set; }
     public List<ProcessorDto>  Processors        { get; set; }
     public List<SoundSynthDto> SoundSynthesizers { get; set; }
     public List<StorageDto>    Storage           { get; set; }
-    public string                    Company           { get; set; }
-    public MachineType               Type              { get; set; }
-    public string                    Family            { get; set; }
+    [JsonPropertyName("company")]
+    public string Company { get; set; }
+    [JsonPropertyName("type")]
+    public MachineType Type { get; set; }
+    [JsonPropertyName("family")]
+    public string Family { get; set; }
+    [JsonIgnore]
     public string IntroducedView =>
         Introduced?.Year == 1000 ? "Prototype" : Introduced?.ToShortDateString() ?? "Unknown";
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/MachineFamilyDto.cs b/Marechai.Data/Dtos/MachineFamilyDto.cs
index 33b77f28..f479016c 100644
--- a/Marechai.Data/Dtos/MachineFamilyDto.cs
+++ b/Marechai.Data/Dtos/MachineFamilyDto.cs
@@ -23,11 +23,16 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
+
 namespace Marechai.Data.Dtos;
 
 public class MachineFamilyDto : BaseDto<int>
 {
-    public string Company   { get; set; }
-    public string Name      { get; set; }
-    public int    CompanyId { get; set; }
+    [JsonPropertyName("company")]
+    public string Company { get; set; }
+    [JsonPropertyName("name")]
+    public string Name { get; set; }
+    [JsonPropertyName("company_id")]
+    public int CompanyId { get; set; }
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/MachinePhotoDto.cs b/Marechai.Data/Dtos/MachinePhotoDto.cs
index 862af62d..a4fc51c5 100644
--- a/Marechai.Data/Dtos/MachinePhotoDto.cs
+++ b/Marechai.Data/Dtos/MachinePhotoDto.cs
@@ -23,12 +23,18 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
+
 namespace Marechai.Data.Dtos;
 
 public class MachinePhotoDto : BasePhotoDto
 {
-    public string Source             { get; set; }
-    public string MachineName        { get; set; }
+    [JsonPropertyName("source")]
+    public string Source { get; set; }
+    [JsonPropertyName("machine_name")]
+    public string MachineName { get; set; }
+    [JsonPropertyName("machine_company_name")]
     public string MachineCompanyName { get; set; }
-    public int    MachineId          { get; set; }
+    [JsonPropertyName("machine_id")]
+    public int MachineId { get; set; }
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/MagazineByMachineDto.cs b/Marechai.Data/Dtos/MagazineByMachineDto.cs
index bdd65c4b..a61c6fb6 100644
--- a/Marechai.Data/Dtos/MagazineByMachineDto.cs
+++ b/Marechai.Data/Dtos/MagazineByMachineDto.cs
@@ -23,12 +23,18 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
+
 namespace Marechai.Data.Dtos;
 
 public class MagazineByMachineDto : BaseDto<long>
 {
-    public long   MagazineId { get; set; }
-    public string Magazine   { get; set; }
-    public int    MachineId  { get; set; }
-    public string Machine    { get; set; }
+    [JsonPropertyName("magazine_id")]
+    public long MagazineId { get; set; }
+    [JsonPropertyName("magazine")]
+    public string Magazine { get; set; }
+    [JsonPropertyName("machine_id")]
+    public int MachineId { get; set; }
+    [JsonPropertyName("machine")]
+    public string Machine { get; set; }
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/MagazineByMachineFamilyDto.cs b/Marechai.Data/Dtos/MagazineByMachineFamilyDto.cs
index 19d89533..b2886a94 100644
--- a/Marechai.Data/Dtos/MagazineByMachineFamilyDto.cs
+++ b/Marechai.Data/Dtos/MagazineByMachineFamilyDto.cs
@@ -23,12 +23,18 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
+
 namespace Marechai.Data.Dtos;
 
 public class MagazineByMachineFamilyDto : BaseDto<long>
 {
-    public long   MagazineId      { get; set; }
-    public string Magazine        { get; set; }
-    public int    MachineFamilyId { get; set; }
-    public string MachineFamily   { get; set; }
+    [JsonPropertyName("magazine_id")]
+    public long MagazineId { get; set; }
+    [JsonPropertyName("magazine")]
+    public string Magazine { get; set; }
+    [JsonPropertyName("machine_family_id")]
+    public int MachineFamilyId { get; set; }
+    [JsonPropertyName("machine_family")]
+    public string MachineFamily { get; set; }
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/MagazineDto.cs b/Marechai.Data/Dtos/MagazineDto.cs
index 78215477..914a1dd0 100644
--- a/Marechai.Data/Dtos/MagazineDto.cs
+++ b/Marechai.Data/Dtos/MagazineDto.cs
@@ -23,10 +23,14 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
+
 namespace Marechai.Data.Dtos;
 
 public class MagazineDto : DocumentBaseDto
 {
-    public string    Issn             { get; set; }
+    [JsonPropertyName("issn")]
+    public string Issn { get; set; }
+    [JsonPropertyName("first_publication")]
     public DateTime? FirstPublication { get; set; }
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/MagazineIssueDto.cs b/Marechai.Data/Dtos/MagazineIssueDto.cs
index a090ed35..baed690b 100644
--- a/Marechai.Data/Dtos/MagazineIssueDto.cs
+++ b/Marechai.Data/Dtos/MagazineIssueDto.cs
@@ -23,16 +23,26 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
+
 namespace Marechai.Data.Dtos;
 
 public class MagazineIssueDto : BaseDto<long>
 {
-    public long      MagazineId    { get; set; }
-    public string    MagazineTitle { get; set; }
-    public string    Caption       { get; set; }
-    public string    NativeCaption { get; set; }
-    public DateTime? Published     { get; set; }
-    public string    ProductCode   { get; set; }
-    public short?    Pages         { get; set; }
-    public uint?     IssueNumber   { get; set; }
+    [JsonPropertyName("magazine_id")]
+    public long MagazineId { get; set; }
+    [JsonPropertyName("magazine_title")]
+    public string MagazineTitle { get; set; }
+    [JsonPropertyName("caption")]
+    public string Caption { get; set; }
+    [JsonPropertyName("native_caption")]
+    public string NativeCaption { get; set; }
+    [JsonPropertyName("published")]
+    public DateTime? Published { get; set; }
+    [JsonPropertyName("product_code")]
+    public string ProductCode { get; set; }
+    [JsonPropertyName("pages")]
+    public short? Pages { get; set; }
+    [JsonPropertyName("issue_number")]
+    public uint? IssueNumber { get; set; }
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/MagazineScanDto.cs b/Marechai.Data/Dtos/MagazineScanDto.cs
index a4c7d2b0..408852ce 100644
--- a/Marechai.Data/Dtos/MagazineScanDto.cs
+++ b/Marechai.Data/Dtos/MagazineScanDto.cs
@@ -23,10 +23,14 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
+
 namespace Marechai.Data.Dtos;
 
 public class MagazineScanDto : DocumentScanBaseDto
 {
-    public long   MagazineId { get; set; }
-    public string Magazine   { get; set; }
+    [JsonPropertyName("magazine_id")]
+    public long MagazineId { get; set; }
+    [JsonPropertyName("magazine")]
+    public string Magazine { get; set; }
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/MediaDto.cs b/Marechai.Data/Dtos/MediaDto.cs
index aab6b073..84c500b1 100644
--- a/Marechai.Data/Dtos/MediaDto.cs
+++ b/Marechai.Data/Dtos/MediaDto.cs
@@ -23,6 +23,7 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
 using Aaru.CommonTypes;
 using Marechai.Database;
 using Marechai.Database.Models;
@@ -31,29 +32,54 @@ namespace Marechai.Data.Dtos;
 
 public class MediaDto : BaseDto<ulong>
 {
-    public string              Title             { get; set; }
-    public ushort?             Sequence          { get; set; }
-    public ushort?             LastSequence      { get; set; }
-    public MediaType           Type              { get; set; }
-    public int?                WriteOffset       { get; set; }
-    public ushort?             Sides             { get; set; }
-    public ushort?             Layers            { get; set; }
-    public ushort?             Sessions          { get; set; }
-    public ushort?             Tracks            { get; set; }
-    public ulong               Sectors           { get; set; }
-    public ulong               Size              { get; set; }
-    public string              CopyProtection    { get; set; }
-    public string              PartNumber        { get; set; }
-    public string              SerialNumber      { get; set; }
-    public string              Barcode           { get; set; }
-    public string              CatalogueNumber   { get; set; }
-    public string              Manufacturer      { get; set; }
-    public string              Model             { get; set; }
-    public string              Revision          { get; set; }
-    public string              Firmware          { get; set; }
-    public int?                PhysicalBlockSize { get; set; }
-    public int?                LogicalBlockSize  { get; set; }
-    public VariableBlockSize[] BlockSizes        { get; set; }
-    public StorageInterface?   StorageInterface  { get; set; }
-    public OpticalDiscTrack[]  TableOfContents   { get; set; }
+    [JsonPropertyName("title")]
+    public string Title { get; set; }
+    [JsonPropertyName("sequence")]
+    public ushort? Sequence { get; set; }
+    [JsonPropertyName("last_sequence")]
+    public ushort? LastSequence { get; set; }
+    [JsonPropertyName("type")]
+    public MediaType Type { get; set; }
+    [JsonPropertyName("write_offset")]
+    public int? WriteOffset { get; set; }
+    [JsonPropertyName("sides")]
+    public ushort? Sides { get; set; }
+    [JsonPropertyName("layers")]
+    public ushort? Layers { get; set; }
+    [JsonPropertyName("sessions")]
+    public ushort? Sessions { get; set; }
+    [JsonPropertyName("tracks")]
+    public ushort? Tracks { get; set; }
+    [JsonPropertyName("sectors")]
+    public ulong Sectors { get; set; }
+    [JsonPropertyName("size")]
+    public ulong Size { get; set; }
+    [JsonPropertyName("copy_protection")]
+    public string CopyProtection { get; set; }
+    [JsonPropertyName("part_number")]
+    public string PartNumber { get; set; }
+    [JsonPropertyName("serial_number")]
+    public string SerialNumber { get; set; }
+    [JsonPropertyName("barcode")]
+    public string Barcode { get; set; }
+    [JsonPropertyName("catalogue_number")]
+    public string CatalogueNumber { get; set; }
+    [JsonPropertyName("manufacturer")]
+    public string Manufacturer { get; set; }
+    [JsonPropertyName("model")]
+    public string Model { get; set; }
+    [JsonPropertyName("revision")]
+    public string Revision { get; set; }
+    [JsonPropertyName("firmware")]
+    public string Firmware { get; set; }
+    [JsonPropertyName("physical_block_size")]
+    public int? PhysicalBlockSize { get; set; }
+    [JsonPropertyName("logical_block_size")]
+    public int? LogicalBlockSize { get; set; }
+    [JsonPropertyName("block_sizes")]
+    public VariableBlockSize[] BlockSizes { get; set; }
+    [JsonPropertyName("storage_interface")]
+    public StorageInterface? StorageInterface { get; set; }
+    [JsonPropertyName("table_of_contents")]
+    public OpticalDiscTrack[] TableOfContents { get; set; }
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/MemoryByMachineDto.cs b/Marechai.Data/Dtos/MemoryByMachineDto.cs
index 6377b8cc..34751b00 100644
--- a/Marechai.Data/Dtos/MemoryByMachineDto.cs
+++ b/Marechai.Data/Dtos/MemoryByMachineDto.cs
@@ -23,15 +23,21 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
 using Marechai.Database;
 
 namespace Marechai.Data.Dtos;
 
 public class MemoryByMachineDto : BaseDto<long>
 {
-    public int         MachineId { get; set; }
-    public MemoryType  Type      { get; set; }
-    public MemoryUsage Usage     { get; set; }
-    public long?       Size      { get; set; }
-    public double?     Speed     { get; set; }
+    [JsonPropertyName("machine_id")]
+    public int MachineId { get; set; }
+    [JsonPropertyName("type")]
+    public MemoryType Type { get; set; }
+    [JsonPropertyName("usage")]
+    public MemoryUsage Usage { get; set; }
+    [JsonPropertyName("size")]
+    public long? Size { get; set; }
+    [JsonPropertyName("speed")]
+    public double? Speed { get; set; }
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/MemoryDto.cs b/Marechai.Data/Dtos/MemoryDto.cs
index 6eaa04f9..2cc08967 100644
--- a/Marechai.Data/Dtos/MemoryDto.cs
+++ b/Marechai.Data/Dtos/MemoryDto.cs
@@ -23,14 +23,19 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
 using Marechai.Database;
 
 namespace Marechai.Data.Dtos;
 
 public class MemoryDto
 {
-    public MemoryType  Type  { get; set; }
+    [JsonPropertyName("type")]
+    public MemoryType Type { get; set; }
+    [JsonPropertyName("usage")]
     public MemoryUsage Usage { get; set; }
-    public long?       Size  { get; set; }
-    public double?     Speed { get; set; }
+    [JsonPropertyName("size")]
+    public long? Size { get; set; }
+    [JsonPropertyName("speed")]
+    public double? Speed { get; set; }
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/NewsDto.cs b/Marechai.Data/Dtos/NewsDto.cs
index fa0660ba..371c6508 100644
--- a/Marechai.Data/Dtos/NewsDto.cs
+++ b/Marechai.Data/Dtos/NewsDto.cs
@@ -23,6 +23,7 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
 using Marechai.Database;
 
 namespace Marechai.Data.Dtos;
@@ -40,10 +41,16 @@ public sealed class NewsDto : BaseDto<int>
         ItemName   = itemName;
     }
 
-    public NewsType Type       { get; set; }
-    public int      AffectedId { get; set; }
-    public string   Controller { get; }
-    public string   ItemName   { get; }
-    public string   Text       { get; }
-    public DateTime Timestamp  { get; set; }
+    [JsonPropertyName("type")]
+    public NewsType Type { get; set; }
+    [JsonPropertyName("affected_id")]
+    public int AffectedId { get; set; }
+    [JsonPropertyName("controller")]
+    public string Controller { get; }
+    [JsonPropertyName("item_name")]
+    public string ItemName { get; }
+    [JsonPropertyName("text")]
+    public string Text { get; }
+    [JsonPropertyName("timestamp")]
+    public DateTime Timestamp { get; set; }
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/PersonByBookDto.cs b/Marechai.Data/Dtos/PersonByBookDto.cs
index aa19ce50..7bb5b114 100644
--- a/Marechai.Data/Dtos/PersonByBookDto.cs
+++ b/Marechai.Data/Dtos/PersonByBookDto.cs
@@ -23,18 +23,28 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
+
 namespace Marechai.Data.Dtos;
 
 public class PersonByBookDto : BaseDto<long>
 {
-    public int    PersonId    { get; set; }
-    public long   BookId      { get; set; }
-    public string RoleId      { get; set; }
-    public string Role        { get; set; }
-    public string Name        { get; set; }
-    public string Alias       { get; set; }
-    public string Surname     { get; set; }
+    [JsonPropertyName("person_id")]
+    public int PersonId { get; set; }
+    [JsonPropertyName("book_id")]
+    public long BookId { get; set; }
+    [JsonPropertyName("role_id")]
+    public string RoleId { get; set; }
+    [JsonPropertyName("role")]
+    public string Role { get; set; }
+    [JsonPropertyName("name")]
+    public string Name { get; set; }
+    [JsonPropertyName("alias")]
+    public string Alias { get; set; }
+    [JsonPropertyName("surname")]
+    public string Surname { get; set; }
+    [JsonPropertyName("display_name")]
     public string DisplayName { get; set; }
-
+    [JsonIgnore]
     public string FullName => DisplayName ?? Alias ?? $"{Name} {Surname}";
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/PersonByDocumentDto.cs b/Marechai.Data/Dtos/PersonByDocumentDto.cs
index 4fc9ea26..21708272 100644
--- a/Marechai.Data/Dtos/PersonByDocumentDto.cs
+++ b/Marechai.Data/Dtos/PersonByDocumentDto.cs
@@ -23,18 +23,28 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
+
 namespace Marechai.Data.Dtos;
 
 public class PersonByDocumentDto : BaseDto<long>
 {
-    public int    PersonId    { get; set; }
-    public long   DocumentId  { get; set; }
-    public string RoleId      { get; set; }
-    public string Role        { get; set; }
-    public string Name        { get; set; }
-    public string Alias       { get; set; }
-    public string Surname     { get; set; }
+    [JsonPropertyName("person_id")]
+    public int PersonId { get; set; }
+    [JsonPropertyName("document_id")]
+    public long DocumentId { get; set; }
+    [JsonPropertyName("role_id")]
+    public string RoleId { get; set; }
+    [JsonPropertyName("role")]
+    public string Role { get; set; }
+    [JsonPropertyName("name")]
+    public string Name { get; set; }
+    [JsonPropertyName("alias")]
+    public string Alias { get; set; }
+    [JsonPropertyName("surname")]
+    public string Surname { get; set; }
+    [JsonPropertyName("display_name")]
     public string DisplayName { get; set; }
-
+    [JsonIgnore]
     public string FullName => DisplayName ?? Alias ?? $"{Name} {Surname}";
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/PersonByMagazineDto.cs b/Marechai.Data/Dtos/PersonByMagazineDto.cs
index 68d9b747..4c5c2668 100644
--- a/Marechai.Data/Dtos/PersonByMagazineDto.cs
+++ b/Marechai.Data/Dtos/PersonByMagazineDto.cs
@@ -23,18 +23,28 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
+
 namespace Marechai.Data.Dtos;
 
 public class PersonByMagazineDto : BaseDto<long>
 {
-    public int    PersonId    { get; set; }
-    public long   MagazineId  { get; set; }
-    public string RoleId      { get; set; }
-    public string Role        { get; set; }
-    public string Name        { get; set; }
-    public string Alias       { get; set; }
-    public string Surname     { get; set; }
+    [JsonPropertyName("person_id")]
+    public int PersonId { get; set; }
+    [JsonPropertyName("magazine_id")]
+    public long MagazineId { get; set; }
+    [JsonPropertyName("role_id")]
+    public string RoleId { get; set; }
+    [JsonPropertyName("role")]
+    public string Role { get; set; }
+    [JsonPropertyName("name")]
+    public string Name { get; set; }
+    [JsonPropertyName("alias")]
+    public string Alias { get; set; }
+    [JsonPropertyName("surname")]
+    public string Surname { get; set; }
+    [JsonPropertyName("display_name")]
     public string DisplayName { get; set; }
-
+    [JsonIgnore]
     public string FullName => DisplayName ?? Alias ?? $"{Name} {Surname}";
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/PersonDto.cs b/Marechai.Data/Dtos/PersonDto.cs
index cc0936de..b76d2047 100644
--- a/Marechai.Data/Dtos/PersonDto.cs
+++ b/Marechai.Data/Dtos/PersonDto.cs
@@ -23,22 +23,36 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
+
 namespace Marechai.Data.Dtos;
 
 public class PersonDto : BaseDto<int>
 {
-    public string    Name             { get; set; }
-    public string    Surname          { get; set; }
-    public string    CountryOfBirth   { get; set; }
-    public DateTime  BirthDate        { get; set; }
-    public DateTime? DeathDate        { get; set; }
-    public string    Webpage          { get; set; }
-    public string    Twitter          { get; set; }
-    public string    Facebook         { get; set; }
-    public Guid      Photo            { get; set; }
-    public string    Alias            { get; set; }
-    public string    DisplayName      { get; set; }
-    public short?    CountryOfBirthId { get; set; }
-
+    [JsonPropertyName("name")]
+    public string Name { get; set; }
+    [JsonPropertyName("surname")]
+    public string Surname { get; set; }
+    [JsonPropertyName("country")]
+    public string CountryOfBirth { get; set; }
+    [JsonPropertyName("birthdate")]
+    public DateTime BirthDate { get; set; }
+    [JsonPropertyName("death_date")]
+    public DateTime? DeathDate { get; set; }
+    [JsonPropertyName("webpage")]
+    public string Webpage { get; set; }
+    [JsonPropertyName("twitter")]
+    public string Twitter { get; set; }
+    [JsonPropertyName("facebook")]
+    public string Facebook { get; set; }
+    [JsonPropertyName("photo")]
+    public Guid Photo { get; set; }
+    [JsonPropertyName("alias")]
+    public string Alias { get; set; }
+    [JsonPropertyName("display_name")]
+    public string DisplayName { get; set; }
+    [JsonPropertyName("country_id")]
+    public short? CountryOfBirthId { get; set; }
+    [JsonIgnore]
     public string FullName => DisplayName ?? Alias ?? $"{Name} {Surname}";
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/ProcessorByMachineDto.cs b/Marechai.Data/Dtos/ProcessorByMachineDto.cs
index 0f211149..73cda466 100644
--- a/Marechai.Data/Dtos/ProcessorByMachineDto.cs
+++ b/Marechai.Data/Dtos/ProcessorByMachineDto.cs
@@ -23,13 +23,20 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
+
 namespace Marechai.Data.Dtos;
 
 public class ProcessorByMachineDto : BaseDto<long>
 {
-    public int    ProcessorId { get; set; }
-    public int    MachineId   { get; set; }
+    [JsonPropertyName("processor_id")]
+    public int ProcessorId { get; set; }
+    [JsonPropertyName("machine_id")]
+    public int MachineId { get; set; }
+    [JsonPropertyName("company")]
     public string CompanyName { get; set; }
-    public string Name        { get; set; }
-    public float? Speed       { get; set; }
+    [JsonPropertyName("name")]
+    public string Name { get; set; }
+    [JsonPropertyName("speed")]
+    public float? Speed { get; set; }
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/ProcessorDto.cs b/Marechai.Data/Dtos/ProcessorDto.cs
index db585033..b2b03f39 100644
--- a/Marechai.Data/Dtos/ProcessorDto.cs
+++ b/Marechai.Data/Dtos/ProcessorDto.cs
@@ -23,38 +23,68 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
+
 namespace Marechai.Data.Dtos;
 
 public class ProcessorDto : BaseDto<int>
 {
-    public string       Name                     { get; set; }
-    public string       CompanyName              { get; set; }
-    public string       ModelCode                { get; set; }
-    public DateTime?    Introduced               { get; set; }
-    public double?      Speed                    { get; set; }
-    public string       Package                  { get; set; }
-    public int?         Gprs                     { get; set; }
-    public int?         GprSize                  { get; set; }
-    public int?         Fprs                     { get; set; }
-    public int?         FprSize                  { get; set; }
-    public int?         Cores                    { get; set; }
-    public int?         ThreadsPerCore           { get; set; }
-    public string       Process                  { get; set; }
-    public float?       ProcessNm                { get; set; }
-    public float?       DieSize                  { get; set; }
-    public long?        Transistors              { get; set; }
-    public int?         DataBus                  { get; set; }
-    public int?         AddrBus                  { get; set; }
-    public int?         SimdRegisters            { get; set; }
-    public int?         SimdSize                 { get; set; }
-    public float?       L1Instruction            { get; set; }
-    public float?       L1Data                   { get; set; }
-    public float?       L2                       { get; set; }
-    public float?       L3                       { get; set; }
-    public string       InstructionSet           { get; set; }
+    [JsonPropertyName("name")]
+    public string Name { get; set; }
+    [JsonPropertyName("company")]
+    public string CompanyName { get; set; }
+    [JsonPropertyName("model_code")]
+    public string ModelCode { get; set; }
+    [JsonPropertyName("introduced")]
+    public DateTime? Introduced { get; set; }
+    [JsonPropertyName("speed")]
+    public double? Speed { get; set; }
+    [JsonPropertyName("package")]
+    public string Package { get; set; }
+    [JsonPropertyName("gprs")]
+    public int? Gprs { get; set; }
+    [JsonPropertyName("gpr_size")]
+    public int? GprSize { get; set; }
+    [JsonPropertyName("fprs")]
+    public int? Fprs { get; set; }
+    [JsonPropertyName("fpr_size")]
+    public int? FprSize { get; set; }
+    [JsonPropertyName("cores")]
+    public int? Cores { get; set; }
+    [JsonPropertyName("threads_per_core")]
+    public int? ThreadsPerCore { get; set; }
+    [JsonPropertyName("process")]
+    public string Process { get; set; }
+    [JsonPropertyName("process_nm")]
+    public float? ProcessNm { get; set; }
+    [JsonPropertyName("die_size")]
+    public float? DieSize { get; set; }
+    [JsonPropertyName("transistors")]
+    public long? Transistors { get; set; }
+    [JsonPropertyName("data_bus")]
+    public int? DataBus { get; set; }
+    [JsonPropertyName("address_bus")]
+    public int? AddrBus { get; set; }
+    [JsonPropertyName("simd_registers")]
+    public int? SimdRegisters { get; set; }
+    [JsonPropertyName("simd_size")]
+    public int? SimdSize { get; set; }
+    [JsonPropertyName("l1_instruction")]
+    public float? L1Instruction { get; set; }
+    [JsonPropertyName("l1_data")]
+    public float? L1Data { get; set; }
+    [JsonPropertyName("l2")]
+    public float? L2 { get; set; }
+    [JsonPropertyName("l3")]
+    public float? L3 { get; set; }
+    [JsonPropertyName("instruction_set")]
+    public string InstructionSet { get; set; }
+    [JsonPropertyName("instruction_set_extensions")]
     public List<string> InstructionSetExtensions { get; set; }
-    public int?         CompanyId                { get; set; }
-    public int?         InstructionSetId         { get; set; }
-
+    [JsonPropertyName("company_id")]
+    public int? CompanyId { get; set; }
+    [JsonPropertyName("instruction_set_id")]
+    public int? InstructionSetId { get; set; }
+    [JsonIgnore]
     public string IntroducedView => Introduced?.ToShortDateString() ?? "Unknown";
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/ResolutionByGpuDto.cs b/Marechai.Data/Dtos/ResolutionByGpuDto.cs
index c4fccdef..4cb63dcb 100644
--- a/Marechai.Data/Dtos/ResolutionByGpuDto.cs
+++ b/Marechai.Data/Dtos/ResolutionByGpuDto.cs
@@ -23,11 +23,16 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
+
 namespace Marechai.Data.Dtos;
 
 public class ResolutionByGpuDto : BaseDto<long>
 {
-    public int                 ResolutionId { get; set; }
-    public int                 GpuId        { get; set; }
-    public ResolutionDto Resolution   { get; set; }
+    [JsonPropertyName("resolution_id")]
+    public int ResolutionId { get; set; }
+    [JsonPropertyName("gpu_id")]
+    public int GpuId { get; set; }
+    [JsonPropertyName("resolution")]
+    public ResolutionDto Resolution { get; set; }
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/ResolutionByScreenDto.cs b/Marechai.Data/Dtos/ResolutionByScreenDto.cs
index a98ef613..9917fe3a 100644
--- a/Marechai.Data/Dtos/ResolutionByScreenDto.cs
+++ b/Marechai.Data/Dtos/ResolutionByScreenDto.cs
@@ -23,11 +23,16 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
+
 namespace Marechai.Data.Dtos;
 
 public class ResolutionByScreenDto : BaseDto<long>
 {
-    public int                 ResolutionId { get; set; }
-    public int                 ScreenId     { get; set; }
-    public ResolutionDto Resolution   { get; set; }
+    [JsonPropertyName("resolution_id")]
+    public int ResolutionId { get; set; }
+    [JsonPropertyName("screen_id")]
+    public int ScreenId { get; set; }
+    [JsonPropertyName("resolution")]
+    public ResolutionDto Resolution { get; set; }
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/ResolutionDto.cs b/Marechai.Data/Dtos/ResolutionDto.cs
index 0ed8ed5f..e73fffa2 100644
--- a/Marechai.Data/Dtos/ResolutionDto.cs
+++ b/Marechai.Data/Dtos/ResolutionDto.cs
@@ -23,17 +23,25 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
+
 namespace Marechai.Data.Dtos;
 
 public class ResolutionDto : BaseDto<int>
 {
-    public int   Width     { get; set; }
-    public int   Height    { get; set; }
-    public long? Colors    { get; set; }
-    public long? Palette   { get; set; }
-    public bool  Chars     { get; set; }
-    public bool  Grayscale { get; set; }
-
+    [JsonPropertyName("width")]
+    public int Width { get; set; }
+    [JsonPropertyName("height")]
+    public int Height { get; set; }
+    [JsonPropertyName("colors")]
+    public long? Colors { get; set; }
+    [JsonPropertyName("palette")]
+    public long? Palette { get; set; }
+    [JsonPropertyName("chars")]
+    public bool Chars { get; set; }
+    [JsonPropertyName("grayscale")]
+    public bool Grayscale { get; set; }
+    [JsonIgnore]
     public long? PaletteView => Palette ?? Colors;
 
     public override string ToString()
diff --git a/Marechai.Data/Dtos/ScreenByMachineDto.cs b/Marechai.Data/Dtos/ScreenByMachineDto.cs
index a75f3429..785e2605 100644
--- a/Marechai.Data/Dtos/ScreenByMachineDto.cs
+++ b/Marechai.Data/Dtos/ScreenByMachineDto.cs
@@ -23,11 +23,16 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
+
 namespace Marechai.Data.Dtos;
 
 public class ScreenByMachineDto : BaseDto<long>
 {
-    public int             MachineId { get; set; }
-    public ScreenDto Screen    { get; set; }
-    public int             ScreenId  { get; set; }
+    [JsonPropertyName("machine_id")]
+    public int MachineId { get; set; }
+    [JsonPropertyName("screen")]
+    public ScreenDto Screen { get; set; }
+    [JsonPropertyName("screen_id")]
+    public int ScreenId { get; set; }
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/ScreenDto.cs b/Marechai.Data/Dtos/ScreenDto.cs
index d9353234..c40a7791 100644
--- a/Marechai.Data/Dtos/ScreenDto.cs
+++ b/Marechai.Data/Dtos/ScreenDto.cs
@@ -23,18 +23,27 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
+
 namespace Marechai.Data.Dtos;
 
 public class ScreenDto : BaseDto<int>
 {
-    public double?             Width              { get; set; }
-    public double?             Height             { get; set; }
-    public double              Diagonal           { get; set; }
-    public int                 NativeResolutionId { get; set; }
-    public ResolutionDto NativeResolution   { get; set; }
-    public long?               EffectiveColors    { get; set; }
-    public string              Type               { get; set; }
-
+    [JsonPropertyName("width")]
+    public double? Width { get; set; }
+    [JsonPropertyName("height")]
+    public double? Height { get; set; }
+    [JsonPropertyName("diagonal")]
+    public double Diagonal { get; set; }
+    [JsonPropertyName("native_resolution_id")]
+    public int NativeResolutionId { get; set; }
+    [JsonPropertyName("native_resolution")]
+    public ResolutionDto NativeResolution { get; set; }
+    [JsonPropertyName("effective_colors")]
+    public long? EffectiveColors { get; set; }
+    [JsonPropertyName("type")]
+    public string Type { get; set; }
+    [JsonIgnore]
     public long? Colors => EffectiveColors ?? NativeResolution.Colors;
 
     public string Size
diff --git a/Marechai.Data/Dtos/SoftwareFamilyDto.cs b/Marechai.Data/Dtos/SoftwareFamilyDto.cs
index c8bfc475..c96753ed 100644
--- a/Marechai.Data/Dtos/SoftwareFamilyDto.cs
+++ b/Marechai.Data/Dtos/SoftwareFamilyDto.cs
@@ -23,12 +23,18 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
+
 namespace Marechai.Data.Dtos;
 
 public class SoftwareFamilyDto : BaseDto<ulong>
 {
-    public string    Name       { get; set; }
+    [JsonPropertyName("name")]
+    public string Name { get; set; }
+    [JsonPropertyName("introduced")]
     public DateTime? Introduced { get; set; }
-    public string    Parent     { get; set; }
-    public ulong?    ParentId   { get; set; }
+    [JsonPropertyName("parent")]
+    public string Parent { get; set; }
+    [JsonPropertyName("parent_id")]
+    public ulong? ParentId { get; set; }
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/SoftwareVariantDto.cs b/Marechai.Data/Dtos/SoftwareVariantDto.cs
index 33d22000..d0ef5109 100644
--- a/Marechai.Data/Dtos/SoftwareVariantDto.cs
+++ b/Marechai.Data/Dtos/SoftwareVariantDto.cs
@@ -23,26 +23,43 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
 using Marechai.Database;
 
 namespace Marechai.Data.Dtos;
 
 public class SoftwareVariantDto : BaseDto<ulong>
 {
-    public string           Name              { get; set; }
-    public string           Version           { get; set; }
-    public DateTime?        Introduced        { get; set; }
-    public ulong?           ParentId          { get; set; }
-    public string           Parent            { get; set; }
-    public ulong            SoftwareVersionId { get; set; }
-    public string           SoftwareVersion   { get; set; }
-    public ulong?           MinimumMemory     { get; set; }
-    public ulong?           RecommendedMemory { get; set; }
-    public ulong?           RequiredStorage   { get; set; }
-    public string           PartNumber        { get; set; }
-    public string           SerialNumber      { get; set; }
-    public string           ProductCode       { get; set; }
-    public string           CatalogueNumber   { get; set; }
-    public DistributionMode DistributionMode  { get; set; }
-    public string           Family            { get; set; }
+    [JsonPropertyName("name")]
+    public string Name { get; set; }
+    [JsonPropertyName("version")]
+    public string Version { get; set; }
+    [JsonPropertyName("introduced")]
+    public DateTime? Introduced { get; set; }
+    [JsonPropertyName("parent_id")]
+    public ulong? ParentId { get; set; }
+    [JsonPropertyName("parent")]
+    public string Parent { get; set; }
+    [JsonPropertyName("version_id")]
+    public ulong SoftwareVersionId { get; set; }
+    [JsonPropertyName("version")]
+    public string SoftwareVersion { get; set; }
+    [JsonPropertyName("minimum_memory")]
+    public ulong? MinimumMemory { get; set; }
+    [JsonPropertyName("recommended_memory")]
+    public ulong? RecommendedMemory { get; set; }
+    [JsonPropertyName("required_storage")]
+    public ulong? RequiredStorage { get; set; }
+    [JsonPropertyName("part_number")]
+    public string PartNumber { get; set; }
+    [JsonPropertyName("serial_number")]
+    public string SerialNumber { get; set; }
+    [JsonPropertyName("product_code")]
+    public string ProductCode { get; set; }
+    [JsonPropertyName("catalogue_number")]
+    public string CatalogueNumber { get; set; }
+    [JsonPropertyName("distribution_mode")]
+    public DistributionMode DistributionMode { get; set; }
+    [JsonPropertyName("family")]
+    public string Family { get; set; }
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/SoftwareVersionDto.cs b/Marechai.Data/Dtos/SoftwareVersionDto.cs
index 7bcce71f..872e71b2 100644
--- a/Marechai.Data/Dtos/SoftwareVersionDto.cs
+++ b/Marechai.Data/Dtos/SoftwareVersionDto.cs
@@ -23,18 +23,30 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
+
 namespace Marechai.Data.Dtos;
 
 public class SoftwareVersionDto : BaseDto<ulong>
 {
-    public string    Family     { get; set; }
-    public string    Name       { get; set; }
-    public string    Codename   { get; set; }
-    public string    Version    { get; set; }
+    [JsonPropertyName("family")]
+    public string Family { get; set; }
+    [JsonPropertyName("name")]
+    public string Name { get; set; }
+    [JsonPropertyName("codename")]
+    public string Codename { get; set; }
+    [JsonPropertyName("version")]
+    public string Version { get; set; }
+    [JsonPropertyName("introduced")]
     public DateTime? Introduced { get; set; }
-    public string    Previous   { get; set; }
-    public string    License    { get; set; }
-    public ulong     FamilyId   { get; set; }
-    public int?      LicenseId  { get; set; }
-    public ulong?    PreviousId { get; set; }
+    [JsonPropertyName("previous")]
+    public string Previous { get; set; }
+    [JsonPropertyName("license")]
+    public string License { get; set; }
+    [JsonPropertyName("family_id")]
+    public ulong FamilyId { get; set; }
+    [JsonPropertyName("license_id")]
+    public int? LicenseId { get; set; }
+    [JsonPropertyName("previous_id")]
+    public ulong? PreviousId { get; set; }
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/SoundSynthByMachineDto.cs b/Marechai.Data/Dtos/SoundSynthByMachineDto.cs
index f7f0e4fa..0826e1bb 100644
--- a/Marechai.Data/Dtos/SoundSynthByMachineDto.cs
+++ b/Marechai.Data/Dtos/SoundSynthByMachineDto.cs
@@ -23,12 +23,18 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
+
 namespace Marechai.Data.Dtos;
 
 public class SoundSynthByMachineDto : BaseDto<long>
 {
-    public int    SoundSynthId { get; set; }
-    public int    MachineId    { get; set; }
-    public string CompanyName  { get; set; }
-    public string Name         { get; set; }
+    [JsonPropertyName("sound_synth_id")]
+    public int SoundSynthId { get; set; }
+    [JsonPropertyName("machine_id")]
+    public int MachineId { get; set; }
+    [JsonPropertyName("company")]
+    public string CompanyName { get; set; }
+    [JsonPropertyName("name")]
+    public string Name { get; set; }
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/SoundSynthDto.cs b/Marechai.Data/Dtos/SoundSynthDto.cs
index ec8b5b81..38de1adf 100644
--- a/Marechai.Data/Dtos/SoundSynthDto.cs
+++ b/Marechai.Data/Dtos/SoundSynthDto.cs
@@ -23,21 +23,34 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
+
 namespace Marechai.Data.Dtos;
 
 public class SoundSynthDto : BaseDto<int>
 {
-    public string    Name        { get; set; }
-    public string    CompanyName { get; set; }
-    public int?      CompanyId   { get; set; }
-    public string    ModelCode   { get; set; }
-    public DateTime? Introduced  { get; set; }
-    public int?      Voices      { get; set; }
-    public double?   Frequency   { get; set; }
-    public int?      Depth       { get; set; }
-    public int?      SquareWave  { get; set; }
-    public int?      WhiteNoise  { get; set; }
-    public int?      Type        { get; set; }
-
+    [JsonPropertyName("name")]
+    public string Name { get; set; }
+    [JsonPropertyName("company")]
+    public string CompanyName { get; set; }
+    [JsonPropertyName("company_id")]
+    public int? CompanyId { get; set; }
+    [JsonPropertyName("model_code")]
+    public string ModelCode { get; set; }
+    [JsonPropertyName("introduced")]
+    public DateTime? Introduced { get; set; }
+    [JsonPropertyName("voices")]
+    public int? Voices { get; set; }
+    [JsonPropertyName("frequency")]
+    public double? Frequency { get; set; }
+    [JsonPropertyName("depth")]
+    public int? Depth { get; set; }
+    [JsonPropertyName("square_wave")]
+    public int? SquareWave { get; set; }
+    [JsonPropertyName("white_noise")]
+    public int? WhiteNoise { get; set; }
+    [JsonPropertyName("type")]
+    public int? Type { get; set; }
+    [JsonIgnore]
     public string IntroducedView => Introduced?.ToShortDateString() ?? "Unknown";
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/StorageByMachineDto.cs b/Marechai.Data/Dtos/StorageByMachineDto.cs
index 3311223d..3e8669b1 100644
--- a/Marechai.Data/Dtos/StorageByMachineDto.cs
+++ b/Marechai.Data/Dtos/StorageByMachineDto.cs
@@ -23,14 +23,19 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
 using Marechai.Database;
 
 namespace Marechai.Data.Dtos;
 
 public class StorageByMachineDto : BaseDto<long>
 {
-    public int              MachineId { get; set; }
-    public StorageType      Type      { get; set; }
+    [JsonPropertyName("machine_id")]
+    public int MachineId { get; set; }
+    [JsonPropertyName("type")]
+    public StorageType Type { get; set; }
+    [JsonPropertyName("interface")]
     public StorageInterface Interface { get; set; }
-    public long?            Capacity  { get; set; }
+    [JsonPropertyName("capacity")]
+    public long? Capacity { get; set; }
 }
\ No newline at end of file
diff --git a/Marechai.Data/Dtos/StorageDto.cs b/Marechai.Data/Dtos/StorageDto.cs
index 9ec0c800..1d5fb5e0 100644
--- a/Marechai.Data/Dtos/StorageDto.cs
+++ b/Marechai.Data/Dtos/StorageDto.cs
@@ -23,13 +23,17 @@
 // Copyright © 2003-2021 Natalia Portillo
 *******************************************************************************/
 
+using System.Text.Json.Serialization;
 using Marechai.Database;
 
 namespace Marechai.Data.Dtos;
 
 public class StorageDto
 {
-    public StorageType      Type      { get; set; }
+    [JsonPropertyName("type")]
+    public StorageType Type { get; set; }
+    [JsonPropertyName("interface")]
     public StorageInterface Interface { get; set; }
-    public long?            Capacity  { get; set; }
+    [JsonPropertyName("capacity")]
+    public long? Capacity { get; set; }
 }
\ No newline at end of file