Seven Open Source projects were featured at a workshop on Open Source software at the annual AMIA Symposium in Chicago, Illinois. Despite the Saturday evening time slot, about 60 conference attendees were treated to some inspiring presentations. Senthil Nachimuthu, M.D., organized the two and a half hour workshop. This year’s AMIA Symposium on Biomedical and Health Informatics features 14 Workshops, 26 full or half day Tutorials, 96 Scientific Sessions, and over 300 poster presentations. The Symposium runs from November 10 to 14.