The .NET Compiler Platform
Simple C compiler
A fully Go userland with Linux bootloaders
Superseded by http://www.ti.com/tool/msp430-gcc-opensource
COBOL compiler for the PC x86-32 platform.
Empowering everyone to build reliable and efficient software
Extract internal monitoring data from application logs
Translates state machine into a target programming language.
A BASIC interpreter and compiler with graphics.
ANSI Standard MUMPS
Self-contained tool for compiling and uploading Arduino sketches
A friendly language for building type-safe, scalable systems!
Khronos-reference front end for GLSL/ESSL, partial front end for HLSL
The core OCaml system: compilers, runtime system, base libraries
Cybernetically enhanced web apps
Go compiler for small place
(X)BNF simple and clever translation grammar compiler