Letter: T
- TeXmacs - Structured wysiwyg scientific text editor
- t1lib - PostScript Type 1 font rasterizer
- t1lib-devel - Header files and static libraries for t1lib
- t1utils - Collection of Type 1 and 2 font manipulation utilities
- taarich - Tells the Hebrew date, Torah readings, and generates calendars
- taglib - Audio Meta-Data Library
- taglib-devel - Development tools for taglib
- tclhttpd - Extensible Web+Application server written in Tcl
- tcllib - The standard Tcl library
- tdl - A to-do list manager
- testdisk - Tool to check and undelete partition
- tetex-arabtex - The ArabTeX package for TeX/LaTeX
- tetex-armtex - Support for typesetting Armenian with TeX and LaTeX
- tetex-beamer - A LaTeX class for producing presentations and slides
- tetex-bytefield - Create illustrations for network protocol specifications
- tetex-eurofont - Provides a command that prints a euro symbol.
- tetex-font-cm-lgc - The CM-LGC Type1 fonts for LaTeX
- tetex-font-kerkis - The Kerkis type 1 fonts for LaTeX
- tetex-font-tipa - The TIPA fonts for LaTeX
- tetex-fontools - Tools for handling fonts with LaTeX and fontinst
- tetex-lgrind - Source-code pretty-printer for LaTeX
- tetex-perltex - Define LaTeX macros in terms of Perl code
- tetex-pgf - Create PostScript and PDF graphics in TeX
- tetex-prosper - LaTeX class for writing transparencies
- tetex-tex4ht - Translates TeX and LaTeX into HTML or XML+MathML
- tetex-unicode - Unicode support for LaTeX
- tetex-xcolor - Driver-independent color extensions for LaTeX and pdfLaTeX
- texmaker - LaTeX editor
- themes-backgrounds-gnome - Assorted Backgrounds from art.gnome.org.
- thttpd - Tiny, turbo, throttleable lightweight http server
- tidy - Utility to clean up and pretty print HTML/XHTML/XML
- tin - Basic Internet news reader
- tinyerp - Open Source ERP Client
- tinyerp-server - Open Source ERP Server
- tinyfugue - A MU* client
- tiobench - Threaded I/O benchmark
- tkcvs - TkCVS and TkDiff
- tktable - Table/matrix widget extension to Tcl/Tk.
- tla - The Low-Budget Arch Revision Control System
- tomoe - Japanese handwritten input system
- tomoe-devel - tomoe
- torcs - The Open Racing Car Simulator
- torcs-data - The Open Racing Car Simulator data files
- torcs-data-cars-extra - The Open Racing Car Simulator additional cars
- torcs-data-cars-nascar - The Open Racing Car Simulator additional NASCAR cars
- torcs-data-tracks-dirt - The Open Racing Car Simulator additional dirt tracks
- torcs-data-tracks-oval - The Open Racing Car Simulator additional oval tracks
- torcs-data-tracks-road - The Open Racing Car Simulator additional road tracks
- torcs-robots - The Open Racing Car Simulator robots
- torque - Tera-scale Open-source Resource and QUEue manager
- torque-client - Client part of TORQUE
- torque-docs - Documentation files for TORQUE
- torque-gui - Graphical clients for TORQUE
- torque-mom - Node execution daemon for TORQUE
- torque-pam - PAM module for TORQUE MOM nodes
- torque-scheduler - Simple fifo scheduler for TORQUE
- torque-server - The main part of TORQUE
- torsmo - TyopoytaORvelo System MOnitor
- tpb - IBM ThinkPad button support utility
- treecc - Tree Compiler Compiler
- tripwire - An IDS (Intrusion Detection System)
- ttf2pt1 - TrueType to Adobe Type 1 converter
- ttywatch - Log output of arbitrarily many devices
- ttywatch-devel - Build modules for the ttywatch daemon
- tuxpaint - Drawing program designed for young children.
- tuxtype2 - Tux Typing is an educational typing tutor for children.