RetDec is a retargetable machine-code decompiler based on LLVM
An educational software system of a tiny self-compiling C compiler
An essential 32-64bit localized IDE for Assembly Language with Debuger
SIMD macro assembler unified for ARM, MIPS, PPC and x86
A machine code manipulation library for Intel 64 and IA-32.
GNU assembler/disassembler and other tools for the OR1K64-based KPU
Japheth's assembler, JWasm