The Small Device C Compiler (SDCC), targeting 8-bit architectures
SUNY Stony Brook Pascal for the IBM/360 written in XPL
A complete runtime environment for gcc
A minimalistic but complete standard Forth compiler in C
Linux to DJGPP cross-compiler with pthread library and std::thread.
Scripts, Makefiles, tools helping to build TinyCC on Windows and wine.
C compiler and dev kit for the z80 with assembly language libraries.
CI maintained precompiled GCC ARM/ARM64 Toolchains for Raspberry Pi
Provide latest GNU toolchain for Symbian developers
PEARL Compiler and Runtime System
Binary executable decompiler
multi-platform cross assembler for 6502/6510/65816 cpu
Eclipse C/C++ MinGW MSYS2
BASIC Compiler and Interpreter
EMX compiler hosted on Win32
Implementations for the Revised Report language
Oberon family of languages to C translator for ARM, x64 and x86 archit
Mariko's GCC for the x68000
ATasm is a 6502 command-line cross-assembler.
Cygwin cross-compiler for Fedora