This is not an endorsement, but I know some folks that do like the product.. anyways...
"Axosoft is offering their OnTime project management / bug tracking software for $5. You actually get 5 user licenses for that price. The whole $5 goes to the Red Cross."
http://www.axosoft.com/Products/ontime.aspx?cn=otm_stepromo
[From Devcow]