Small Device C Compiler

http://sdcc.sourceforge.net/ 

 CVS log message to changelog

http://www.red-bean.com/cvs2cl/ 

AMPC (Axiomatic Multi-Platform C) C to JVM (Java class files) compiler suite.

http://www.axiomsol.com 

Compiler Construction Tools

http://catalog.compilertools.net/

A Retargetable Compiler for ANSI C

http://www.cs.princeton.edu/software/lcc/ 

 Eclipse JavaCC Plugin Home

http://eclipse-javacc.sourceforge.net/

 GCC Interactive Compilation  Interface

http://gcc-ici.sourceforge.net/

GCC Continuous Collective Compilation

http://gcc-ccc.sourceforge.net/

Jike

http://jikes.sourceforge.net/