CygUtils.plugin: Collection of core UNIX tools for Windows
Cmake: Cross-platform makefile generation system
Corkscrew: Corkscrew allows to tunnel TCP connections through HTTP proxies
Curl: Curl is a command line tool for transferring data with URL syntax
CvsClient: A command line tool to access CVS repositories
Gcc, G++ and development tools: the GNU C/C++ compiler and other development tools
DnsUtils: This plugin includes some useful utilities for host name resolution: dig, host, nslookup and nsupdate.
E2fsProgs: Utilities for creating, fixing, configuring, and debugging ext2/3/4 filesystems.
Emacs: The extensible, customizable, self-documenting real-time display editor
Exif: Command-line utility to show EXIF information hidden in JPEG files.
FVWM2: A light but powerful window manager for X11.
File: Determines file type using magic numbers.
Fontforge: A complete font editor with many features
GFortran: The GNU Fortran compiler.
Git: A fast and powerful version control system.
Git v2.17.2: A fast and powerful version control system.
Gvim: The Vim editor with a GTK interface
Httperf: A tool for measuring web server performance.
Joe: Fast and simple editor which emulates 5 other editors.
Lftp: Sophisticated file transfer program and ftp/http/bittorrent client.
Lrzsz: Unix communication package providing the XMODEM, YMODEM ZMODEM file transfer protocols.
Lynx: A text-mode web browser.
MPlayer: The ultimate video player
Midnight Commander: Midnight Commander is a feature rich text mode visual file manager.
Multitail: Program for monitoring multiple log files, in the fashion of the original tail program.
NEdit: NEdit is a multi-purpose text editor for the X Window System.
OpenSSL: A toolkit implementing SSL v2/v3 and TLS protocols.
PdKsh: A KSH shell open-source implementation.
Perl: Larry Wall's Practical Extracting and Report Language
Png2Ico: Png2Ico Converts PNG files to Windows icon resource files.
Python: An interpreted, interactive object-oriented programming language.
Ruby: Interpreted object-oriented scripting language.
Screen: Screen is a terminal multiplexer and window manager that runs many separate 'screens' on a single physical character-based terminal.
Sqlite3: Software library that implements a self-contained, serverless, zero-configuration, transactional SQL database engine.
SquashFS: mksquashfs and unsquashfs tools allow you to create/unpack squashfs filesystems from Windows.
Subversion (SVN): Subversion is a powerful version control system.
Tcl / Tk / Expect: Tcl is a simple-to-learn yet very powerful language. Tk is its graphical toolkit. Expect is an automation tool for terminal.
X11Fonts: Complete set of fonts for X11 server.
X3270Suite: IBM 3270 terminal emulator for Windows.
XServers: Xephyr, Xnest, Xdmx, Xvfb and Xfake alternate X11 servers.
Xmllint: A command line XML tool.
Snaphat also bundled some other plugins (Python, Cmake, Graphviz, Lua, Readline and CGDB) that you can download from his website.
Rthomson also bundled a "Tmux" plugin that you can download from his website.
Sources for each plugins are available here.
Each license can be found in the corresponding source package.