PUBLIC MARKS with tags opensource & chat

BitlBee brings IM (instant messaging) to IRC clients. It's a great solution for people who have an IRC client running all the time and don't want to run an additional MSN/AIM/whatever client. If you don't want to (or can't) install BitlBee on your own machine you can also use one of the public servers. If you use Windows, this is the preferred option, as the Win32 port isn't very reliable yet.

Instantbird is a multi-protocol Instant Messaging client. Using it, you can connect to all your different IM accounts. It uses the Mozilla rendering engine to display IMs, and the Pidgin libpurple to connect to the different networks. Instantbird is a free and open source software. So you are free to use, distribute and modify it.

aMSN is a free open source MSN Messenger clone, with features such as: Offline Messaging, Voice Clips, Display pictures, Custom emoticons...

Multi-protocol Proteus is an Instant Messenger that uses the IM framework libpurple and is written using Mac OS X's API Cocoa. Proteus attempts to bridge the gap between functionality and beauty, using native the Mac interface with a powerful core to get your hard core instant messaging done.

Ajax Chat Engine ACE est un moteur un Chat qui permet de communiquer via votre navigateur, sans aucun applet JAVA. Ajax Chat Engine est divisé en deux parties : * ACE Server Totalement indépendant, le server simule un server HTTP et forge ses informations telles que la technologie AJAX peut les interpreter. Developpé en C et grace aux tables de Hashages, les performances sont incontestablement puissantes et peu gourmandes en ressources. MySQL est utilisé uniquement lors du Login de l'user pour plus de praticité, ensuite le server gère lui même la gestion des informations. * ACE client Developpé en JavaScript grace à la technologie AJAX, le client n'a besoin d'aucun programme exterieur comme un applet JAVA ou CGI. La légèreté et portabilité de ACE Client est donc son atout principal.

Solution de chat évènementiel one to many, avec système de modération pour valider les questions des internautes avant publication. A really simple chat offre 3 rôles en plus de l'utilisateur : admin, moderateur et VIP. Gestion de configuration multiples (multi-lingue, multi-navigateurs, javascript ou non) et installation PHP/Mysql très propre. Administrer du chat par formulaire, sans un niveau technique important.

Wildfire is an enterprise instant messaging (EIM) server dual-licensed under the Open Source GPL and commercially. It uses the leading open protocol for instant messaging, XMPP (also called Jabber). Wildfire is incredibly easy to setup and administer, but offers rock-solid security and performance.

Web IRC Client PHP/javascript

Jabber Software Foundation