HexChat is an IRC client based on XChat, but unlike XChat it’s completely free for both Windows and Unix-like systems. HexChat was originally called XChat-WDK which in turn was a successor of freakschat.

Features include:
Easy to use and customizable interface
Cross-platform on Windows, OS X, and Unix-like OSes
Highly scriptable with Python and Perl
Translated in multiple languages
Fully open source and actively developed
Multi-network with auto-connect, join, and identify
Spellcheck, Proxies, SASL, DCC support and more

Alternative To: mIRC, HydraIRC
OS Supported: Windows, Mac, Linux
License Type: Not Mentioned
Site Link: http://hexchat.github.io/
Download Page: http://hexchat.github.io/downloads.html

theOPEN.clubIRC ClientsHexChat,HydraIRC,mIRCHexChat is an IRC client based on XChat, but unlike XChat it’s completely free for both Windows and Unix-like systems. HexChat was originally called XChat-WDK which in turn was a successor of freakschat. Features include: Easy to use and customizable interface Cross-platform on Windows, OS X, and Unix-like OSes Highly scriptable with Python...One stop destination for open/free softwares, games and discussion