The Small Device C Compiler (SDCC), targeting 8-bit architectures
multi-platform cross assembler for 6502/6510/65816 cpu
Binary executable decompiler
A minimalistic but complete standard Forth compiler in C
C compiler and dev kit for the z80 with assembly language libraries.
Cross compiling environment to DJGPP v1
Scripts, Makefiles, tools helping to build TinyCC on Windows and wine.
EMX compiler hosted on Win32
Full Pascal and Assembly language tool chain for Texas Instrument TI-
MinGW GCC cross development environment for ARM.
MinGW GCC cross development environment for M68K.
MinGW GCC cross development environment for Power PC.
Implementations for the Revised Report language
Open Watcom C/C++ compilers and tools Fork
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.
Cross compiling environment to DJGPP v2
Ada cross compiler and libraries for AVR µCs
A "Just Enough Language" compiler targeting the 6502/Z80/6809