Small C++ XML parser

https://sourceforge.net/projects/tinyxml/

Small C++ XML Parser

https://leethomason.github.io/tinyxml2/ https://github.com/leethomason/tinyxml2

10-finger touch typing learning program

https://www.tipp10.com/ https://gitlab.com/tipp10/tipp10/

server which provides telnet(1) access to one or more tty ports

Shell wrapper for wish (Tk)

Graphical toolkit for Tcl

http://www.tcl.tk/

Tk based replacement for xfontsel

Event driven digital circuit simulator

https://tkgate.org/

Tk library to access to X Shaped Window Extension

https://www.cs.man.ac.uk/~fellowsd/tcl/shapeidx.html

C++11/14/17 std::expected with functional-style extensions

https://github.com/TartanLlama/expected

C++ template library for floating point operations

https://shibatch.github.io/tlfloat-doxygen/

Collection of Thai TrueType fonts

https://linux.thai.net/projects/fonts-tlwg

Extremely portable perl-based make utility

http://tmake.sourceforge.net/

Free Tibetan Machine Uni font

http://thdltools.sourceforge.net/

Terminal Multiplexer

https://github.com/tmux/tmux/

Enhanced ftp client from NetBSD

https://ftp.netbsd.org/pub/NetBSD/misc/tnftp/

Enhanced FTP server from NetBSD

https://ftp.netbsd.org/pub/NetBSD/misc/tnftp/

Free explicit/implicit Finite Element Program

https://tochnog.sourceforge.net/

Tool to integrate C/C++ code with Lua

https://www.tecgraf.puc-rio.br/~celes/tolua/

Extended version of tolua, a tool to integrate C/C++ code with Lua

https://github.com/LuaDist/toluapp

Tomcat native library

https://tomcat.apache.org/native-1.3-doc/

Open-source Java web server by Apache, 10.1.x branch

https://tomcat.apache.org/

Open-source Java web server by Apache, 11.0.x branch

https://tomcat.apache.org/

Open-source Java web server by Apache, 9.0.x branch

https://tomcat.apache.org/

Tegaki Online MOji-ninshiki Engine

http://tomoe.sourceforge.jp/

Portable fixed precision math library for fast exponentiations

http://libtom.net/

Toolbox bundle for GNUstep

http://www.nongnu.org/toolbox/

Anonymizing overlay network for TCP

https://www.torproject.org/

Efficient way to prepare zipfiles for BitTorrent

http://trrntzip.sourceforge.net

GObject-based library to parse a host of playlist formats

Trusted Platform Module (TPM) emulator

http://tpm-emulator.berlios.de/

Object database, tag/metadata database, search tool and indexer

https://wiki.gnome.org/Projects/Tracker

Miners for tracker2

https://wiki.gnome.org/Projects/Tracker

Object database, tag/metadata database, search tool and indexer

https://wiki.gnome.org/Projects/Tracker

Traditional (K&R-style) C preprocessor

https://www.NetBSD.org/~dholland/tradcpp/

Character encoding converter generator

Tools to convert Xfig .fig files

Display a tree-view of directories with optional color or HTML output

https://oldmanprogrammer.net/source.php?dir=projects/tree

Incremental parser generator

https://tree-sitter.github.io/

Fully matured and stable set of printf and string functions

https://daniel.haxx.se/projects/trio/

Security scanner written in go

https://github.com/aquasecurity/trivy

Threaded Read News newsreader

Version 4.0 of the threaded readnews newsreader

https://sourceforge.net/projects/trn/

Open-source TCG Software Stack

https://sourceforge.net/projects/trousers/

Powerful network analyzer/capture tool

https://www.wireshark.org/

Allow non SOCKS aware applications to use SOCKS without modification

https://tsocks.sourceforge.net

Advanced, hyperrealistic, multilingual typewriter font

https://copypaste.wtf/TT2020/

Benchmarking tool for analysing TCP and UDP performance

https://codeberg.org/BSDforge/ttcp/

True Type Font to Postscript Type 1 Converter

https://ttf2pt1.sourceforge.net/

Automatic font hinting library

https://www.freetype.org/ttfautohint/