diff --git a/SabreTools.Models/ClrMamePro/Rom.cs b/SabreTools.Models/ClrMamePro/Rom.cs
index 9251951..e6def48 100644
--- a/SabreTools.Models/ClrMamePro/Rom.cs
+++ b/SabreTools.Models/ClrMamePro/Rom.cs
@@ -34,6 +34,18 @@ namespace SabreTools.Models.ClrMamePro
 
         #region Hash Extensions
 
+        /// <remarks>md2; Appears after CRC</remarks>
+        public string? MD2 { get; set; }
+
+        /// <remarks>md4; Appears after MD2</remarks>
+        public string? MD4 { get; set; }
+
+        /// <remarks>ripemd128; Appears after MD5</remarks>
+        public string? RIPEMD128 { get; set; }
+
+        /// <remarks>ripemd160; Appears after RIPEMD128</remarks>
+        public string? RIPEMD160 { get; set; }
+
         /// <remarks>sha256; Also in No-Intro spec; Appears after SHA1</remarks>
         public string? SHA256 { get; set; }
 
diff --git a/SabreTools.Models/Hashfile/Hashfile.cs b/SabreTools.Models/Hashfile/Hashfile.cs
index e1d1ae8..d3c99e1 100644
--- a/SabreTools.Models/Hashfile/Hashfile.cs
+++ b/SabreTools.Models/Hashfile/Hashfile.cs
@@ -11,6 +11,10 @@ namespace SabreTools.Models.Hashfile
 
         public MD5[]? MD5 { get; set; }
 
+        public RIPEMD128[]? RIPEMD128 { get; set; }
+
+        public RIPEMD160[]? RIPEMD160 { get; set; }
+
         public SHA1[]? SHA1 { get; set; }
 
         public SHA256[]? SHA256 { get; set; }
diff --git a/SabreTools.Models/Hashfile/RIPEMD128.cs b/SabreTools.Models/Hashfile/RIPEMD128.cs
new file mode 100644
index 0000000..9e32f4c
--- /dev/null
+++ b/SabreTools.Models/Hashfile/RIPEMD128.cs
@@ -0,0 +1,14 @@
+namespace SabreTools.Models.Hashfile
+{
+    /// <summary>
+    /// RIPEMD128 File
+    /// </summary>
+    public class RIPEMD128
+    {
+        [Required]
+        public string? Hash { get; set; }
+
+        [Required]
+        public string? File { get; set; }
+    }
+}
\ No newline at end of file
diff --git a/SabreTools.Models/Hashfile/RIPEMD160.cs b/SabreTools.Models/Hashfile/RIPEMD160.cs
new file mode 100644
index 0000000..7043144
--- /dev/null
+++ b/SabreTools.Models/Hashfile/RIPEMD160.cs
@@ -0,0 +1,14 @@
+namespace SabreTools.Models.Hashfile
+{
+    /// <summary>
+    /// RIPEMD160 File
+    /// </summary>
+    public class RIPEMD160
+    {
+        [Required]
+        public string? Hash { get; set; }
+
+        [Required]
+        public string? File { get; set; }
+    }
+}
\ No newline at end of file
diff --git a/SabreTools.Models/Logiqx/Rom.cs b/SabreTools.Models/Logiqx/Rom.cs
index 7d87935..63d7ebd 100644
--- a/SabreTools.Models/Logiqx/Rom.cs
+++ b/SabreTools.Models/Logiqx/Rom.cs
@@ -17,9 +17,25 @@ namespace SabreTools.Models.Logiqx
         [XmlAttribute("crc")]
         public string? CRC { get; set; }
 
+        /// <remarks>Hash extension</remarks>
+        [XmlAttribute("md2")]
+        public string? MD2 { get; set; }
+
+        /// <remarks>Hash extension</remarks>
+        [XmlAttribute("md4")]
+        public string? MD4 { get; set; }
+
         [XmlAttribute("md5")]
         public string? MD5 { get; set; }
 
+        /// <remarks>Hash extension</remarks>
+        [XmlAttribute("ripemd128")]
+        public string? RIPEMD128 { get; set; }
+
+        /// <remarks>Hash extension</remarks>
+        [XmlAttribute("ripemd160")]
+        public string? RIPEMD160 { get; set; }
+
         [XmlAttribute("sha1")]
         public string? SHA1 { get; set; }
 
diff --git a/SabreTools.Models/Metadata/Rom.cs b/SabreTools.Models/Metadata/Rom.cs
index d33599d..dee62d9 100644
--- a/SabreTools.Models/Metadata/Rom.cs
+++ b/SabreTools.Models/Metadata/Rom.cs
@@ -182,6 +182,12 @@ namespace SabreTools.Models.Metadata
         /// <remarks>string; OpenMSX.RomBase</remarks>
         public const string RemarkKey = "remark";
 
+        /// <remarks>string</remarks>
+        public const string RIPEMD128Key = "ripemd128";
+
+        /// <remarks>string</remarks>
+        public const string RIPEMD160Key = "ripemd160";
+
         /// <remarks>string, possibly long; ArchiveDotOrg.File</remarks>
         public const string RotationKey = "rotation";