Inline Assembly Demonstration in C# using Fasm.NET and Process.NET
X# is a HLA (High Level Assembler) for X86/X64 (ARM coming) assembly language
A library for editing PE files with full .NET metadata support
Simple command line assembly reference checker
Reads and writes .NET assemblies and modules
ILMerge is a static linker for .NET Assemblies.
.NET deobfuscator and unpacker.