Trac
Integrates SCM, Wiki and Issue Tracker.
tradeclient
Graphical (GTK) Mail Client. TrueDesk
Web-based groupware server for Unix and Windows servers. Tux Paint
A fun drawing program for young children. Tux Typing
Educational typing tutor game starring Tux, the Linux Penguin. twin
Text mode WINdow environment. UPS
Source debugger for C/C++/Fortran on Unix. Uptimed
Records system uptime records. uWSGI
WSGI server, meant for deployment and development of Python Web applications. VFU File Manager
VFU is console (text mode) file manager for UNIX/Linux. Vilistextum
Html to text converter. VisualPulse Web Edition
Automated monitoring and reporting of network, Http and TCP performance. VOCP Voice messaging system
Complete call answering and voice messaging system. Web2Py
Web Development Framework written in Python. Webglimpse
A fast, flexible search engine for indexing individual websites. webtrace
Webtrace is a perlscript that generates a graphical output of traceroutes in html files. Widelands
Real-time strategy game, inspired by Settlers. Wireshark
Network protocol analyzer for Windows, Linux, and UNIX. wzdftpd
Portable, modular, small and efficient FTP server. XamimeLT
Email content control, policy-enforcement filtering system. xCHM
XCHM is a .chm viewer for UNIX (Linux, *BSD, Solaris). XFce
Lightweight yet powerfull desktop environment. XGngeo
A frontend for Gngeo, a Neo Geo emulator. xnc
Filemanager for X Window.