I've taken into account all the votes (thanks for this), including mine, which was: UI JCR backend P2P AJAX API and AntiSpam features GData backend Editor Completion The final result is *Project* *Total* UI 68 AJAX API 62 JCR backend 56 P2P 55 AntiSpam features 40 GData backend 31 Editor Completion 24 So the 4 projects will be: - Improving the XWiki User Interface by implementing the Ergonomic Study - Implementing an AJAX API - Implementing a JCR Backend - Implementing a P2P XWiki Ludovic -- Ludovic Dubost XPertNet: http://www.xpertnet.fr/ Blog: http://www.ludovic.org/blog/ XWiki: http://www.xwiki.com Skype: ldubost AIM: nvludo Yahoo: ludovic