This is a tentative schedule.

11:00-11:20Opening: Free Software: What is it, and why is it important.
12:00-12:20Self-hosting
1:00-1:20Wikipedia
2:00-2:20Open Source needs your help
3:00-3:20Mastodon and the fediverse

There is plenty of time between the talks for Q&A, for demos, and discussion, and even re-iterating some info from the talks.