diff --git a/.gitignore b/.gitignore
index fa0da84..560ddfe 100644
--- a/.gitignore
+++ b/.gitignore
@@ -13,3 +13,13 @@
 /Sophia.Net.Aesthetics.Windows95/bin/Debug/net8.0-windows
 /Sophia.Net.Aesthetics.VisualStudio6/bin/Debug/net8.0-windows
 /Sophia.Net.Aesthetics.Office2000/bin/Debug/net8.0-windows
+*.metadata.v9.bin
+*.projects.v9.bin
+*.strings.v9.bin
+/Sophia.Net.DRM/.vs/Sophia.Net.DRM/FileContentIndex
+/Sophia.Net.DRM/.vs/Sophia.Net.DRM/v17
+/Sophia.Net.DRM/.vs/Sophia.Net.DRM/CopilotIndices/17.14.1431.25910
+/Sophia.Net.DRM/obj/Debug/net8.0
+/Sophia.Net.DRM/obj
+*.deps.json
+/Sophia.Net.DRM/.vs/Sophia.Net.DRM/DesignTimeBuild