Letter: C
- CCfits-1.5-1.al2: A C++ interface for cfitsio
 - CCfits-1.5-2.al2: A C++ interface for cfitsio
 - Coin2-2.4.3-1.al2: High-level 3D visualization library
 - Coin2-2.4.5-1.al2: High-level 3D visualization library
 - c-ares-1.3.0-1.al2: A library that performs asynchronous DNS operations
 - c-ares-1.3.0-2.al2: A library that performs asynchronous DNS operations
 - cabextract-1.1-2: A Microsoft Cabinet file extractor
 - cacti-0.8.6h-6.al2: An rrd based graphing tool
 - cacti-0.8.6i-4.al2: An rrd based graphing tool
 - camE-1.9-2: Rewrite of the xawtv webcam app, which adds imlib2 support
 - ccache-2.4-1: Compiler cache
 - ccid-0.4.1-4: Generic USB CCID smart card reader driver
 - cd-discid-0.9-2: utility to get CDDB discid information
 - cdiff-1.4-4: Diff readability enhancer for color terminals
 - cdo-0.9.6-2: A program for manipulating GRIB/NetCDF/SERVICE/EXTRA files
 - celestia-1.3.2-2: An OpenGL real-time visual space simulation
 - centericq-4.21.0-4.al2: Text mode menu- and window-driven IM
 - centericq-4.21.0-5.al2: Text mode menu- and window-driven IM
 - cernlib-2005-11.al2.2: General purpose CERN library and associated binaries
 - cernlib-2005-11.al2.4: General purpose CERN library and associated binaries
 - cfengine-2.1.18-1.al2: A systems administration tool for networks
 - cfengine-2.1.20-1.al2: A systems administration tool for networks
 - cfitsio-3.006-2.al2: Library for manipulating FITS data files
 - cfitsio-3.006-3.al2: Library for manipulating FITS data files
 - cfs-1.4.1-6.al2: Userspace crypto-filesystem
 - cgoban-1.9.14-3: X board for playing go
 - check-0.9.3-3.al2: A unit test framework for C
 - check-0.9.3-4.al2: A unit test framework for C
 - chkrootkit-0.45-4.al2: Tool to locally check for signs of a rootkit
 - chkrootkit-0.46a-1.al2: Tool to locally check for signs of a rootkit
 - cksfv-1.3-2: Utility to manipulate SFV files
 - clamav-0.88-1.al2: End-user tools for the Clam Antivirus scanner
 - clamav-0.88.2-1.al2: End-user tools for the Clam Antivirus scanner
 - cln-1.1.9-3.al2: Class Library for Numbers
 - cogito-0.18-1.al2: The Cogito Version Control System
 - cogito-0.18.2-2.al2: The Cogito Version Control System
 - commoncpp2-1.3.23-1.al2: GNU Common C++ class framework
 - compface-1.4-3: Library for handling X-Faces
 - cone-0.60-2: CONE mail reader
 - conglomerate-0.9.0-1: Extensible XML Editor
 - conserver-8.1.14-3.al2: Serial console server daemon/client
 - conserver-8.1.14-3.al2.1: Serial console server daemon/client
 - contact-lookup-applet-0.10-4.fc3: Contact Lookup Applet
 - convmv-1.08-2: Convert filename encodings.
 - cook-2.25-1: A file construction tool
 - cook-2.26-1.al2: File construction tool
 - cpan2rpm-2.026-1: Perl module packager
 - cppunit-1.11.0-2.al2: C++ unit testing framework
 - crack-5.0a-1.al2: Password cracker
 - createrepo-0.4.3-0.1.al2: Creates a common metadata repository
 - csmash-0.6.6-5: 3D tabletennis game
 - cvs2cl-2.59-1: Generate ChangeLogs from CVS working copies
 - cvsgraph-1.5.1-1: A CVS/RCS repository grapher
 - cvsplot-1.7.4-1: Cvsplot collects statistics from CVS controlled files
 - cvsps-2.1-1: Patchset tool for CVS
 - cvsutils-0.2.3-3.al2: CVS Utilities
 - cvsweb-3.0.5-1: Web interface for CVS repositories