Feature Comparison

ILSpy Feature Comparison List

The desktop application and the VS Code extension share the same basis (like the decompiler itself and some basic features), but are quite different on top of that.

	ILSpy Desktop App	ILSpy VS Code Extension
Supported Platform/OS	Windows only (x64, arm64)	Anything supported by VS Code and .NET runtime (Windows, Linux, macOS)
UI	Standalone desktop application (WPF)	Embedded into VS Code UI
Analyze .NET assemblies (namespaces, types, members)	✅	✅
Analyze NuGet packages	✅	✅
Analyze relations between symbols (like "Used by", "Implements" etc.)	✅	✅
Search for symbols	✅	✅
Analyze assembly resources	✅	❌
Analyze assembly metadata	✅	❌
History of analyzed assemblies	✅ (global)	✅ (global + workspace-specific)
Agentic analysis	❌	✅ (integrated into VS Code Chat)
Decompile namespaces, types, members to C#	✅	✅
Decompile namespaces, types, members to IL	✅	✅
Generate projects from assemblies	✅	✅
Generate PDB files from assemblies	✅	❌
Plugin support	✅	❌