Collection of utility modules for Tcl

http://tcllib.sourceforge.net/

Tool to replay saved packet capture files

https://github.com/appneta/tcpreplay

Packet sniffer which displays TCP information like top(1)

http://BSDforge.com/projects/net-mgmt/tcptrack/

Set of configuration scripts for the TCSH shell

http://tcshrc.sourceforge.net/

Trivial Database

https://tdb.samba.org/

Trivial Database

http://tdb.samba.org/

Simple and powerful Qt-based text editor

http://semiletov.org/tea/

Server side of the TeamSpeak group voice chat system

https://www.teamspeak.com

Toolkit for converting data between 8-bit legacy encodings and Unicode

http://scripts.sil.org/TECkit

X11 based RTF editor

http://www.nllgg.nl/Ted/

Command-line interface for Telegram

https://github.com/kenorb-contrib/tg

Libpurple plugin for Telegram messenger

https://github.com/majn/telegram-purple

GLib utility library for the Telepathy framework

https://telepathy.freedesktop.org/

Logger utility library for the Telepathy framework

https://telepathy.freedesktop.org/

Emulates Matrix terminal's "green tears" effect

http://lightless.org/other/

Terminal Emulator for GNUstep

http://www.nongnu.org/backbone/

Terminal Description database

https://invisible-island.net/ncurses/ncurses.html

Terminus Font - a clean fixed width font

http://terminus-font.sourceforge.net

Terminus Font - a clean fixed width font (TTF version)

http://files.ax86.net/terminus-ttf/

Provides a common configuration to launch infrastructure

https://terraform.io/

Generate documentation from Terraform modules

https://github.com/terraform-docs/terraform-docs

Terraform provider for gridscale

https://github.com/terraform-providers/terraform-provider-gridscale

Terraform provider for Vultr

https://github.com/squat/terraform-provider-vultr

Tool to switch between different versions of terraform

https://tfswitch.warrensbox.com/

Commercial quality open source OCR engine

https://github.com/tesseract-ocr/tesseract

Trained language data for the Tesseract OCR engine

https://github.com/tesseract-ocr/tessdata

Talloc based event loop library

https://tevent.samba.org/

Basic TeX Engines

https://tug.org/texlive/

DVI Previewer(kpathsearch) for X

http://project.ktug.or.kr/dvipdfmx/

Convert a TeX DVI file to PostScript

Formats for basic TeX engines and the latex command

https://tug.org/texlive/

TeX backend for Jade, DSSSL processor for SGML/XML documents

http://jadetex.sourceforge.net/

Path searching library for TeX

Lua library for TeXLive

LuaJIT library for TeXLive

Extended version of pdfTeX using Lua

ASCII Japanese pTeX

https://ctan.org/pkg/ptex

Library for Japanese pTeX and its tools

Synchronization TeXnology parser library

http://itexmac.sourceforge.net/SyncTeX.html

TeX implementation translating WEB to C

DVI Previewer(kpathsearch) for X

http://xdvi.sourceforge.net/

TeX System with Unicode and Modern Font Technologies

Non-validating XML parser, written in TeX

Texinfo to HTML converter

http://texi2html.cvshome.org/

Typeset documentation system with multiple format output

https://www.gnu.org/software/texinfo/

TeX Live Typesetting System, base binaries

https://tug.org/texlive/

TeX Live Typesetting System, documentation

https://tug.org/texlive/

TeX Live, Full Version

https://tug.org/texlive/

TeX Live Typesetting System, texmf Tree

https://tug.org/texlive/

TeX Live Typesetting System, texmf Tree (source)

https://tug.org/texlive/