The Small Device C Compiler (SDCC), targeting 8-bit architectures
multi-platform cross assembler for 6502/6510/65816 cpu
A minimalistic but complete standard Forth compiler in C
Implementations for the Revised Report language
Oberon family of languages to C translator for ARM, x64 and x86 archit
Create\Open Android update-script, Fast and Easily.
ATasm is a 6502 command-line cross-assembler.
Ada cross compiler and libraries for AVR µCs
Homebrew toolchains for wii, gamecube, 3ds, ds, gba, gp32 and psp
C/C++ , PHP, PYTHON, 3D ENGINES, CHROME NATIVE CLIENT
Supports writing Ada software for Cortex-M3, M4F boards
A PhoneGap alternative for Desktop applications.
A C Compiler/Editor for Retro 6809 Machines (Colour Computer/Dragon)
Embed C++ in Python source code, dynamically compile and access data
*** Moved to http://github.com/esumii/min-caml ***
C-Lesh is a game programming language for 2D games.
A small, self-hosting 16bit Forth system
Ada compiler support for TI MSP430 processors