diff --git a/ElectronNET.API/Dialog.cs b/ElectronNET.API/Dialog.cs
index d30eab9..8fe4686 100644
--- a/ElectronNET.API/Dialog.cs
+++ b/ElectronNET.API/Dialog.cs
@@ -31,7 +31,7 @@ namespace ElectronNET.API
         /// and a directory selector, so if you set properties to ['openFile', 'openDirectory'] 
         /// on these platforms, a directory selector will be shown.
         /// </summary>
-        /// <param name="browserWindow"></param>
+        /// <param name="browserWindow">The browserWindow argument allows the dialog to attach itself to a parent window, making it modal.</param>
         /// <param name="options"></param>
         /// <returns>An array of file paths chosen by the user</returns>
         public Task<string[]> ShowOpenDialogAsync(BrowserWindow browserWindow, OpenDialogOptions options)
@@ -53,6 +53,30 @@ namespace ElectronNET.API
             return taskCompletionSource.Task;
         }
 
+        /// <summary>
+        /// Dialog for save files.
+        /// </summary>
+        /// <param name="browserWindow">The browserWindow argument allows the dialog to attach itself to a parent window, making it modal.</param>
+        /// <param name="options"></param>
+        /// <returns>Returns String, the path of the file chosen by the user, if a callback is provided it returns an empty string.</returns>
+        public Task<string> ShowSaveDialogAsync(BrowserWindow browserWindow, SaveDialogOptions options)
+        {
+            var taskCompletionSource = new TaskCompletionSource<string>();
+
+            BridgeConnector.Socket.On("showSaveDialogComplete", (filename) =>
+            {
+                BridgeConnector.Socket.Off("showSaveDialogComplete");
+
+                taskCompletionSource.SetResult(filename.ToString());
+            });
+
+            BridgeConnector.Socket.Emit("showSaveDialog",
+            JObject.FromObject(browserWindow, _jsonSerializer),
+            JObject.FromObject(options, _jsonSerializer));
+
+            return taskCompletionSource.Task;
+        }
+
         /// <summary>
         /// Shows a message box, it will block the process until the message box is closed.
         /// It returns the index of the clicked button. The browserWindow argument allows
@@ -106,6 +130,58 @@ namespace ElectronNET.API
             return taskCompletionSource.Task;
         }
 
+        /// <summary>
+        /// Displays a modal dialog that shows an error message.
+        /// 
+        /// This API can be called safely before the ready event the app module emits, 
+        /// it is usually used to report errors in early stage of startup.If called 
+        /// before the app readyevent on Linux, the message will be emitted to stderr, 
+        /// and no GUI dialog will appear.
+        /// </summary>
+        /// <param name="title">The title to display in the error box.</param>
+        /// <param name="content">The text content to display in the error box.</param>
+        public void ShowErrorBox(string title, string content)
+        {
+            BridgeConnector.Socket.Emit("showErrorBox", title, content);
+        }
+
+        /// <summary>
+        /// On macOS, this displays a modal dialog that shows a message and certificate information,
+        /// and gives the user the option of trusting/importing the certificate. If you provide a 
+        /// browserWindow argument the dialog will be attached to the parent window, making it modal.
+        /// </summary>
+        /// <param name="options"></param>
+        /// <returns></returns>
+        public Task ShowCertificateTrustDialogAsync(CertificateTrustDialogOptions options)
+        {
+            return ShowCertificateTrustDialogAsync(null, options);
+        }
+
+        /// <summary>
+        /// On macOS, this displays a modal dialog that shows a message and certificate information,
+        /// and gives the user the option of trusting/importing the certificate. If you provide a 
+        /// browserWindow argument the dialog will be attached to the parent window, making it modal.
+        /// </summary>
+        /// <param name="browserWindow"></param>
+        /// <param name="options"></param>
+        /// <returns></returns>
+        public Task ShowCertificateTrustDialogAsync(BrowserWindow browserWindow, CertificateTrustDialogOptions options)
+        {
+            var taskCompletionSource = new TaskCompletionSource<object>();
+
+            BridgeConnector.Socket.On("showCertificateTrustDialogComplete", () =>
+            {
+                BridgeConnector.Socket.Off("showCertificateTrustDialogComplete");
+                taskCompletionSource.SetResult(null);
+            });
+
+            BridgeConnector.Socket.Emit("showCertificateTrustDialog",
+                JObject.FromObject(browserWindow, _jsonSerializer),
+                JObject.FromObject(options, _jsonSerializer));
+
+            return taskCompletionSource.Task;
+        }
+
         private JsonSerializer _jsonSerializer = new JsonSerializer()
         {
             ContractResolver = new CamelCasePropertyNamesContractResolver(),
diff --git a/ElectronNET.API/Entities/Certificate.cs b/ElectronNET.API/Entities/Certificate.cs
new file mode 100644
index 0000000..957ce5b
--- /dev/null
+++ b/ElectronNET.API/Entities/Certificate.cs
@@ -0,0 +1,55 @@
+namespace ElectronNET.API.Entities
+{
+    public class Certificate
+    {
+        /// <summary>
+        /// PEM encoded data
+        /// </summary>
+        public string Data { get; set; }
+
+        /// <summary>
+        /// Fingerprint of the certificate
+        /// </summary>
+        public string Fingerprint { get; set; }
+
+        /// <summary>
+        /// Issuer principal
+        /// </summary>
+        public CertificatePrincipal Issuer { get; set; }
+
+        /// <summary>
+        /// Issuer certificate (if not self-signed)
+        /// </summary>
+        public Certificate IssuerCert { get; set; }
+
+        /// <summary>
+        /// Issuer's Common Name
+        /// </summary>
+        public string IssuerName { get; set; }
+
+        /// <summary>
+        /// Hex value represented string
+        /// </summary>
+        public string SerialNumber { get; set; }
+
+        /// <summary>
+        /// Subject principal
+        /// </summary>
+        public CertificatePrincipal Subject { get; set; }
+
+        /// <summary>
+        /// Subject's Common Name
+        /// </summary>
+        public string SubjectName { get; set; }
+
+        /// <summary>
+        /// End date of the certificate being valid in seconds
+        /// </summary>
+        public int ValidExpiry { get; set; }
+
+        /// <summary>
+        /// Start date of the certificate being valid in seconds
+        /// </summary>
+        public int ValidStart { get; set; }
+    }
+}
\ No newline at end of file
diff --git a/ElectronNET.API/Entities/CertificatePrincipal.cs b/ElectronNET.API/Entities/CertificatePrincipal.cs
new file mode 100644
index 0000000..8691c96
--- /dev/null
+++ b/ElectronNET.API/Entities/CertificatePrincipal.cs
@@ -0,0 +1,35 @@
+namespace ElectronNET.API.Entities
+{
+    public class CertificatePrincipal
+    {
+        /// <summary>
+        /// Common Name
+        /// </summary>
+        public string CommonName { get; set; }
+
+        /// <summary>
+        /// Country or region
+        /// </summary>
+        public string Country { get; set; }
+
+        /// <summary>
+        /// Locality
+        /// </summary>
+        public string Locality { get; set; }
+
+        /// <summary>
+        /// Organization names
+        /// </summary>
+        public string[] Organizations { get; set; }
+
+        /// <summary>
+        /// Organization Unit names
+        /// </summary>
+        public string[] OrganizationUnits { get; set; }
+
+        /// <summary>
+        /// State or province
+        /// </summary>
+        public string State { get; set; }
+    }
+}
\ No newline at end of file
diff --git a/ElectronNET.API/Entities/CertificateTrustDialogOptions.cs b/ElectronNET.API/Entities/CertificateTrustDialogOptions.cs
new file mode 100644
index 0000000..ed5729d
--- /dev/null
+++ b/ElectronNET.API/Entities/CertificateTrustDialogOptions.cs
@@ -0,0 +1,15 @@
+namespace ElectronNET.API.Entities
+{
+    public class CertificateTrustDialogOptions
+    {
+        /// <summary>
+        /// The certificate to trust/import.
+        /// </summary>
+        public Certificate Certificate { get; set; }
+
+        /// <summary>
+        /// The message to display to the user.
+        /// </summary>
+        public string Message { get; set; }
+    }
+}
\ No newline at end of file
diff --git a/ElectronNET.API/Entities/SaveDialogOptions.cs b/ElectronNET.API/Entities/SaveDialogOptions.cs
new file mode 100644
index 0000000..42c4954
--- /dev/null
+++ b/ElectronNET.API/Entities/SaveDialogOptions.cs
@@ -0,0 +1,52 @@
+using ElectronNET.API.Entities;
+
+namespace ElectronNET.API
+{
+    public class SaveDialogOptions
+    {
+        public string Title { get; set; }
+
+        /// <summary>
+        /// Absolute directory path, absolute file path, or file name to use by default.
+        /// </summary>
+        public string DefaultPath { get; set; }
+
+        /// <summary>
+        /// Custom label for the confirmation button, when left empty the default label will
+        /// be used.
+        /// </summary>
+        public string ButtonLabel { get; set; }
+
+        /// <summary>
+        /// The filters specifies an array of file types that can be displayed or 
+        /// selected when you want to limit the user to a specific type. For example:
+        /// </summary>
+        /// <example>
+        /// <code>
+        /// new FileFilter[]
+        /// {
+        ///  new FileFiler { Name = "Images", Extensions = new string[] { "jpg", "png", "gif" } },
+        ///  new FileFiler { Name = "Movies", Extensions = new string[] { "mkv", "avi", "mp4" } },
+        ///  new FileFiler { Name = "Custom File Type", Extensions= new string[] {"as" } },
+        ///  new FileFiler { Name = "All Files", Extensions= new string[] { "*" } }
+        /// }
+        /// </code>
+        /// </example>
+        public FileFilter[] Filters { get; set; }
+
+        /// <summary>
+        /// Message to display above text fields.
+        /// </summary>
+        public string Message { get; set; }
+
+        /// <summary>
+        /// Custom label for the text displayed in front of the filename text field.
+        /// </summary>
+        public string NameFieldLabel { get; set; }
+
+        /// <summary>
+        /// Show the tags input box, defaults to true.
+        /// </summary>
+        public bool ShowsTagField { get; set; }
+    }
+}
\ No newline at end of file
diff --git a/ElectronNET.Host/api/dialog.js b/ElectronNET.Host/api/dialog.js
index 67c9945..7f66ddf 100644
--- a/ElectronNET.Host/api/dialog.js
+++ b/ElectronNET.Host/api/dialog.js
@@ -21,5 +21,20 @@ module.exports = function (socket) {
             socket.emit('showOpenDialogComplete', filePaths || []);
         });
     });
+    socket.on('showSaveDialog', function (browserWindow, options) {
+        var window = electron_1.BrowserWindow.fromId(browserWindow.id);
+        electron_1.dialog.showSaveDialog(window, options, function (filename) {
+            socket.emit('showSaveDialogComplete', filename || '');
+        });
+    });
+    socket.on('showErrorBox', function (title, content) {
+        electron_1.dialog.showErrorBox(title, content);
+    });
+    socket.on('showCertificateTrustDialog', function (browserWindow, options) {
+        var window = electron_1.BrowserWindow.fromId(browserWindow.id);
+        electron_1.dialog.showCertificateTrustDialog(window, options, function () {
+            socket.emit('showCertificateTrustDialogComplete');
+        });
+    });
 };
 //# sourceMappingURL=dialog.js.map
\ No newline at end of file
diff --git a/ElectronNET.Host/api/dialog.js.map b/ElectronNET.Host/api/dialog.js.map
index 489341c..62bdf50 100644
--- a/ElectronNET.Host/api/dialog.js.map
+++ b/ElectronNET.Host/api/dialog.js.map
@@ -1 +1 @@
-{"version":3,"file":"dialog.js","sourceRoot":"","sources":["dialog.ts"],"names":[],"mappings":";;AAAA,qCAAiD;AAEjD,MAAM,CAAC,OAAO,GAAG,UAAC,MAAuB;IACrC,MAAM,CAAC,EAAE,CAAC,gBAAgB,EAAE,UAAC,aAAa,EAAE,OAAO;QAC/C,EAAE,CAAA,CAAC,IAAI,IAAI,aAAa,CAAC,CAAC,CAAC;YACvB,IAAI,MAAM,GAAG,wBAAa,CAAC,MAAM,CAAC,aAAa,CAAC,EAAE,CAAC,CAAC;YAEpD,iBAAM,CAAC,cAAc,CAAC,MAAM,EAAE,OAAO,EAAE,UAAC,QAAQ,EAAE,eAAe;gBAC7D,MAAM,CAAC,IAAI,CAAC,wBAAwB,EAAE,CAAC,QAAQ,EAAE,eAAe,CAAC,CAAC,CAAC;YACvE,CAAC,CAAC,CAAC;QACP,CAAC;QAAC,IAAI,CAAC,CAAC;YACJ,iBAAM,CAAC,cAAc,CAAC,aAAa,EAAE,UAAC,QAAQ,EAAE,eAAe;gBAC3D,MAAM,CAAC,IAAI,CAAC,wBAAwB,EAAE,CAAC,QAAQ,EAAE,eAAe,CAAC,CAAC,CAAC;YACvE,CAAC,CAAC,CAAC;QACP,CAAC;IACL,CAAC,CAAC,CAAC;IAEH,MAAM,CAAC,EAAE,CAAC,gBAAgB,EAAE,UAAC,aAAa,EAAE,OAAO;QAC3C,IAAI,MAAM,GAAG,wBAAa,CAAC,MAAM,CAAC,aAAa,CAAC,EAAE,CAAC,CAAC;QACpD,iBAAM,CAAC,cAAc,CAAC,MAAM,EAAE,OAAO,EAAE,UAAC,SAAS;YAC7C,MAAM,CAAC,IAAI,CAAC,wBAAwB,EAAE,SAAS,IAAI,EAAE,CAAC,CAAC;QAC3D,CAAC,CAAC,CAAC;IACX,CAAC,CAAC,CAAC;AACP,CAAC,CAAA"}
\ No newline at end of file
+{"version":3,"file":"dialog.js","sourceRoot":"","sources":["dialog.ts"],"names":[],"mappings":";;AAAA,qCAAiD;AAEjD,MAAM,CAAC,OAAO,GAAG,UAAC,MAAuB;IACrC,MAAM,CAAC,EAAE,CAAC,gBAAgB,EAAE,UAAC,aAAa,EAAE,OAAO;QAC/C,EAAE,CAAC,CAAC,IAAI,IAAI,aAAa,CAAC,CAAC,CAAC;YACxB,IAAI,MAAM,GAAG,wBAAa,CAAC,MAAM,CAAC,aAAa,CAAC,EAAE,CAAC,CAAC;YAEpD,iBAAM,CAAC,cAAc,CAAC,MAAM,EAAE,OAAO,EAAE,UAAC,QAAQ,EAAE,eAAe;gBAC7D,MAAM,CAAC,IAAI,CAAC,wBAAwB,EAAE,CAAC,QAAQ,EAAE,eAAe,CAAC,CAAC,CAAC;YACvE,CAAC,CAAC,CAAC;QACP,CAAC;QAAC,IAAI,CAAC,CAAC;YACJ,iBAAM,CAAC,cAAc,CAAC,aAAa,EAAE,UAAC,QAAQ,EAAE,eAAe;gBAC3D,MAAM,CAAC,IAAI,CAAC,wBAAwB,EAAE,CAAC,QAAQ,EAAE,eAAe,CAAC,CAAC,CAAC;YACvE,CAAC,CAAC,CAAC;QACP,CAAC;IACL,CAAC,CAAC,CAAC;IAEH,MAAM,CAAC,EAAE,CAAC,gBAAgB,EAAE,UAAC,aAAa,EAAE,OAAO;QAC/C,IAAI,MAAM,GAAG,wBAAa,CAAC,MAAM,CAAC,aAAa,CAAC,EAAE,CAAC,CAAC;QACpD,iBAAM,CAAC,cAAc,CAAC,MAAM,EAAE,OAAO,EAAE,UAAC,SAAS;YAC7C,MAAM,CAAC,IAAI,CAAC,wBAAwB,EAAE,SAAS,IAAI,EAAE,CAAC,CAAC;QAC3D,CAAC,CAAC,CAAC;IACP,CAAC,CAAC,CAAC;IAEH,MAAM,CAAC,EAAE,CAAC,gBAAgB,EAAE,UAAC,aAAa,EAAE,OAAO;QAC/C,IAAI,MAAM,GAAG,wBAAa,CAAC,MAAM,CAAC,aAAa,CAAC,EAAE,CAAC,CAAC;QACpD,iBAAM,CAAC,cAAc,CAAC,MAAM,EAAE,OAAO,EAAE,UAAC,QAAQ;YAC5C,MAAM,CAAC,IAAI,CAAC,wBAAwB,EAAE,QAAQ,IAAI,EAAE,CAAC,CAAC;QAC1D,CAAC,CAAC,CAAC;IACP,CAAC,CAAC,CAAC;IAEH,MAAM,CAAC,EAAE,CAAC,cAAc,EAAE,UAAC,KAAK,EAAE,OAAO;QACrC,iBAAM,CAAC,YAAY,CAAC,KAAK,EAAE,OAAO,CAAC,CAAC;IACxC,CAAC,CAAC,CAAC;IAEH,MAAM,CAAC,EAAE,CAAC,4BAA4B,EAAE,UAAC,aAAa,EAAE,OAAO;QAC3D,IAAI,MAAM,GAAG,wBAAa,CAAC,MAAM,CAAC,aAAa,CAAC,EAAE,CAAC,CAAC;QACpD,iBAAM,CAAC,0BAA0B,CAAC,MAAM,EAAE,OAAO,EAAE;YAC/C,MAAM,CAAC,IAAI,CAAC,oCAAoC,CAAC,CAAC;QACtD,CAAC,CAAC,CAAC;IACP,CAAC,CAAC,CAAC;AACP,CAAC,CAAA"}
\ No newline at end of file
diff --git a/ElectronNET.Host/api/dialog.ts b/ElectronNET.Host/api/dialog.ts
index ac108ef..6be3fa0 100644
--- a/ElectronNET.Host/api/dialog.ts
+++ b/ElectronNET.Host/api/dialog.ts
@@ -2,7 +2,7 @@ import { BrowserWindow, dialog } from "electron";
 
 module.exports = (socket: SocketIO.Server) => {
     socket.on('showMessageBox', (browserWindow, options) => {
-        if("id" in browserWindow) {
+        if ("id" in browserWindow) {
             var window = BrowserWindow.fromId(browserWindow.id);
 
             dialog.showMessageBox(window, options, (response, checkboxChecked) => {
@@ -16,9 +16,27 @@ module.exports = (socket: SocketIO.Server) => {
     });
 
     socket.on('showOpenDialog', (browserWindow, options) => {
-            var window = BrowserWindow.fromId(browserWindow.id);
-            dialog.showOpenDialog(window, options, (filePaths) => {
-                socket.emit('showOpenDialogComplete', filePaths || []);
-            });
+        var window = BrowserWindow.fromId(browserWindow.id);
+        dialog.showOpenDialog(window, options, (filePaths) => {
+            socket.emit('showOpenDialogComplete', filePaths || []);
+        });
+    });
+
+    socket.on('showSaveDialog', (browserWindow, options) => {
+        var window = BrowserWindow.fromId(browserWindow.id);
+        dialog.showSaveDialog(window, options, (filename) => {
+            socket.emit('showSaveDialogComplete', filename || '');
+        });
+    });
+
+    socket.on('showErrorBox', (title, content) => {
+        dialog.showErrorBox(title, content);
+    });
+
+    socket.on('showCertificateTrustDialog', (browserWindow, options) => {
+        var window = BrowserWindow.fromId(browserWindow.id);
+        dialog.showCertificateTrustDialog(window, options, () => {
+            socket.emit('showCertificateTrustDialogComplete');
+        });
     });
 }
\ No newline at end of file