| clzip | 1.14 | C implementation of lzip | 
| cmake | 3.31.6 | A modern toolset used for generating Makefiles | 
| cmark | 0.31.0 | CommonMark parsing and rendering library and program in C | 
| cmatrix | 2.0 | A clone of the effects from The Matrix movie | 
| cmix | 20 | A lossless data compression program | 
| cmocka | 1.1.7 | Unit testing framework for C with support for mock objects | 
| cmus | 2.11.0-3 | A small, fast and powerful console music player for Unix-like operating systems | 
| cni-plugins | 1.7.1-1 | Some CNI network plugins. | 
| cockpit | 286.1-1 | A web-based graphical interface for servers | 
| codeine-trinity | 14.1.2 | A XINE-based media player for the Trinity Desktop Environment | 
| code-server | 3.5.0-1 | Run VS Code on a remote server | 
| cogl | 1.22.8-1 | An object oriented GL/GLES Abstraction/Utility Layer | 
| coin | 4.0.0+git20220828 | 3D graphics library based on Open Inventor API | 
| coinmp | 1.8.4-1 | C-API library that supports most of the functionality of CLP (Coin LP), CBC (Coin Branch-and-Cut), and CGL (Cut Generation Library) projects | 
| coinutils | 2.11.4 | COIN-OR collection of utility classes | 
| colord | 1.4.8 | System daemon for managing color devices | 
| colord-gtk | 0.3.1 | GTK integration for Colord | 
| colord-kde | 23.08.5-1 | A Colord session daemon to colord for KDE | 
| compiz | 0.9.14.2-4 | OpenGL window and compositing manager | 
| compsize | 1.5 | A tool for calculating compression ratio of a set of files on Btrfs | 
| concurrencykit | 0.7.1-1 | C library to aid concurrent application development | 
| confuse | 3.2.2-1 | C library for parsing configuration files | 
| conky | 1.22.0 | Lightweight system monitor | 
| conmon | 2.1.13-1 | OCI container runtime monitor | 
| console-bridge | 1.0.2 | Library to bridge output from non-ROS applications to rosconsole/rosout | 
| containerd | 2.1.4-1 | An industry-standard container runtime | 
| copyq | 13.0.0 | Clipboard manager with editing and scripting features | 
| core-base | 1-1 | Meta package for AOSC OS Core runtime | 
| coreboot-utils | 24.08 | Various utilities from Coreboot project | 
| coreutils | 9.8 | Collection of basic system utilities | 
| corkscrew | 2.0-2 | A tool for tunneling SSH through HTTP proxies | 
| corrosion | 0.4.10 | A tool for integrating Rust into an existing CMake project | 
| corsixth | 1:0.68.0 | A Theme Hosptial clone which uses the original game's resource files. | 
| coturn | 4.7.0 | TURN server and TURN client messaging library | 
| cowpatty | 4.8 | Wireless WPA/WPA2 PSK handshake cracking utility | 
| cowsql | 1.15.9 | Replicated SQL engine | 
| cpio | 2.15 | A GNU archiving program | 
| cppcheck | 2.8 | A tool for static C/C++ code analysis | 
| cppdap | 1.58.0+a-1 | C++ library for the Debug Adapter Protocol | 
| cpprestsdk | 2.10.18-2 | A Microsoft project for cloud-based client-server communication in native code using a modern asynchronous C++ API design | 
| cppunit | 1.15.1-1 | A C++ unit testing framework | 
| cpp-utilities | 5.20.0 | Common C++ classes and routines forargument parser, IO and conversion utilities | 
| cpufrequtils | 008-2 | Utilities to manage CPU frequency | 
| cpulimit | 3.1 | Limit CPU usage | 
| cpu-x | 5.4.0 | A tool to present information on CPU, motherboard and more | 
| cracklib | 2.9.8-1 | A library used to enforce strong passwords | 
| crash | 8.0.5 | Linux Kernel crashdump analysis | 
| cri-tools | 1.34.0-1 | CLI and validation tools for Kubelet Container Runtime Interface. | 
| criu | 4.1.1 | Checkpoint and restore in user space | 
| croc | 10.2.4-2 | Utility for Cross-NAT file transfers | 
| crow-translate | 2.11.1-3 | A multi-backend online translator with pronunciation support | 
| crun | 1.16.1 | OCI runtime written in C | 
| crush | 0.13.7 | CLI-based AI coding agent | 
| cryfs | 0.11.4 | Cryptographic filesystem for the cloud | 
| crypto++ | 8.2.0-1 | A free C++ class library of cryptographic schemes | 
| cryptography | 46.0.2 | Exposes cryptographic recipes and primitives to Python developers | 
| cryptsetup | 2.7.5 | A utility for setting up encrypted disks | 
| cscope | 15.9 | Source code browsing tool based on interactive text screen | 
| ctags | 1:6.2.20251005.0 | Generates an index file of language objects found in source files | 
| cuetools | 1.4.1 | Cue and toc file parsers and utilities | 
| Legend: | 
       Package up to date Package in testing branch Package older than source or missing Source file contains error Source has removed the package  | 
  
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