diff --git a/Img2Ffu.Library/Reader/Data/ImageFlash.cs b/Img2Ffu.Library/Reader/Data/ImageFlash.cs
index b0d5813..45f2300 100644
--- a/Img2Ffu.Library/Reader/Data/ImageFlash.cs
+++ b/Img2Ffu.Library/Reader/Data/ImageFlash.cs
@@ -27,7 +27,7 @@
 
 namespace Img2Ffu.Reader.Data
 {
-    internal class ImageFlash
+    public class ImageFlash
     {
         public ImageHeader ImageHeader;
         public string ManifestData = "";
diff --git a/Img2Ffu.Library/Reader/Data/SignedImage.cs b/Img2Ffu.Library/Reader/Data/SignedImage.cs
index 5827631..e6b74bb 100644
--- a/Img2Ffu.Library/Reader/Data/SignedImage.cs
+++ b/Img2Ffu.Library/Reader/Data/SignedImage.cs
@@ -27,7 +27,7 @@
 
 namespace Img2Ffu.Reader.Data
 {
-    internal class SignedImage
+    public class SignedImage
     {
         public SecurityHeader SecurityHeader;
         public byte[] Catalog;
diff --git a/Img2Ffu.Library/Reader/Data/Store.cs b/Img2Ffu.Library/Reader/Data/Store.cs
index 5c2a307..f11b989 100644
--- a/Img2Ffu.Library/Reader/Data/Store.cs
+++ b/Img2Ffu.Library/Reader/Data/Store.cs
@@ -25,7 +25,7 @@
 
 namespace Img2Ffu.Reader.Data
 {
-    internal class Store
+    public class Store
     {
         public StoreHeader StoreHeader;
         public uint CompressionAlgorithm;
diff --git a/Img2Ffu.Library/Reader/Data/ValidationDescriptor.cs b/Img2Ffu.Library/Reader/Data/ValidationDescriptor.cs
index 5831358..ae22abd 100644
--- a/Img2Ffu.Library/Reader/Data/ValidationDescriptor.cs
+++ b/Img2Ffu.Library/Reader/Data/ValidationDescriptor.cs
@@ -23,7 +23,7 @@
 
 namespace Img2Ffu.Reader.Data
 {
-    internal class ValidationDescriptor
+    public class ValidationDescriptor
     {
         public ValidationEntry ValidationEntry;
         public byte[] ValidationBytes;
diff --git a/Img2Ffu.Library/Reader/Data/WriteDescriptor.cs b/Img2Ffu.Library/Reader/Data/WriteDescriptor.cs
index 5d02b80..ec4da49 100644
--- a/Img2Ffu.Library/Reader/Data/WriteDescriptor.cs
+++ b/Img2Ffu.Library/Reader/Data/WriteDescriptor.cs
@@ -25,7 +25,7 @@
 
 namespace Img2Ffu.Reader.Data
 {
-    internal class WriteDescriptor
+    public class WriteDescriptor
     {
         public BlockDataEntry BlockDataEntry;
         public uint DataSize;
diff --git a/Img2Ffu.Library/Reader/Enums/FFUVersion.cs b/Img2Ffu.Library/Reader/Enums/FFUVersion.cs
index e21f1b1..adf396e 100644
--- a/Img2Ffu.Library/Reader/Enums/FFUVersion.cs
+++ b/Img2Ffu.Library/Reader/Enums/FFUVersion.cs
@@ -21,7 +21,7 @@
  */
 namespace Img2Ffu.Reader.Enums
 {
-    internal enum FFUVersion
+    public enum FFUVersion
     {
         V1,
         V1_COMPRESSED,