
iGetcha.org is a suggested opensource and free software directory for the technological sustainability of nonprofits. It's also a simple, non-techie shortlist to assist organizations with a SOHO.
1) We are reusing a ThinkPad Pentium III with a 20Gb hard-drive operating on Ubuntu 10.04 LTS, and it's using an old wireless card for Internet connection. And we think there's thousands of computers (if not hundreds of thousands) out there sitting in people's closets.
2) More importantly, the excessive use of minerals inside our computers contributes to conflict in countries. See silverbackers.org.
3) Someone else that never had a computer in their life can use one! So if you can't find an org that you trust, donate to friends, family or post in online on craigslist, recycles.org or another site you prefer...