The Small Device C Compiler (SDCC), targeting 8-bit architectures
A New Programming Language for FPGA Projects
Simple and flexible programming language for applications development
Open Watcom C/C++ compilers and tools Fork
RetDec is a retargetable machine-code decompiler based on LLVM
Free 32/64/16-bit multi-platform Pascal and Object Pascal compiler
A piece of useless crap
Open Utlity is series of unix utlity just like gnu for linux / windows
x86 & x64 Brainfuck Compiler
A Compiler Development Toolkit