LogiLogi is a system to share and discuss ideas in an integrated and cumulative way. Openness and quality are it's core aims. We also develop other web2.0 / social software FOSS projects...
timeline is a script that generates a graphic historic timeline in some formats (html, ps, text, png, etc...) based on a source file. You will need Ruby (http://www.ruby-lang.org) to run this software.