phpMyChat is an easy-to-install, easy-to-use multi-room chat based on PHP and a database, supporting MySQL, PostgreSQL, and ODBC. It supports some IRC-like commands, and has been translated to 37 different languages.
Information regarding Project Releases and Project Resources. Note that the information here is a quote from Freecode.com page, and the downloads themselves may not be hosted on OSDN.
Two security issue fixes (a bug concerning nicks containing dot characters that couldn't be deleted/banished/updated in the administration sheets, and a bug such that when registered users used the '/join' command or clicked on the link in an invitation messages they may loose their rights or be kicked off because of a wrong password encoding), and some new translations.