Letter: C
- cdparanoia-alpha9.8-17.fdr.2: A Compact Disc Digital Audio (CDDA) extraction tool (or ripper).
- cdrtools-2.01-0.fdr.7.a34: A collection of CD/DVD utilities.
- clamav-0.70-0.fdr.1.rc: An anti-virus utility for Unix.
- clisp-2.33.2-0.fdr.3: Common Lisp (ANSI CL) implementation
- clisp-2.38-1: Common Lisp (ANSI CL) implementation
- clisp-2.39-2: Common Lisp (ANSI CL) implementation
- cmucl-19c-3: CMU Common Lisp compiler
- cmucl-19d-2: CMU Common Lisp compiler
- coreutils-5.2.1-31.2.el4.1: The GNU core utilities: a set of tools commonly used in shell scripts
- cppunit-1.9.11-0.fdr.0: C++ Port of JUnit Testing Framework
- crafty-19.17-0.fdr.2: A free chess program, plays decent game of chess