ILSpy - ICSharpCode. Decompiler. Console..
.NET Reflector - .
dotPeek - dotPeek is a free tool based on ReSharper. It can reliably decompile any . NET assembly into C# or IL code. Download dotPeekCommunity. Materials Newsletters, webinars.
dnSpy - .NET assembly editor, decompiler, and debugger
Telerik JustDecompile - Free. For everyone. Forever. With an open source decompilation engine
GrayWolf - GrayWolf is a .NET Decompiler that can edit the IL of a compiled .NET application.