I'm going to list some usefull resources we came upon during Paula's presentation on FLOSS:

• if you're looking for a list of different linux distributions, go to http://distrowatch.com/
• for a GNU/linux distribution developed to fulfill needs of small non-profit organisation, go here. NGO geeks is a portal providing info on FLOSS for NGOs.
• using LiveCD, you can build your own customized live linux distribution
• i-hacked has a list of usefull linux commands
• you can find lot of command line tips and tricks here
• here is a comprehensive list of linux equivalents of popular windows software.
• if you want to have a CD full of free software gems for windows platform, grab here you will find mozilla firefox extensions.
• you can store your bookmarks using delicious. you can see mine. you can search other people's bookmarks using tags, or you can check what's popular. Update: I'm going to migrate to del.irio.us instead because it's free.
• finally, you can upload your photos here.