Free and Open Source Software for Geospatial (FOSS4G) September 24, 2007

The annual Free and Open Source Software for Geospatial (FOSS4G) conference brings together the people who create, use, and support open spatial software. No other event brings together members of the open source development, open data creation, and open standards promotion communities like FOSS4G.

Official Website: http://www.foss4g2007.org