Sponsors:

NLNet – NLNet, the best damn supporters of free software on the planet. We owe it all to them.

Other anonymity networks:

I2P – An anonymizing network layer which supports a number of different protocols.

Tor – Onion routing, largely used for web browsing.

Other digital rights defenders:

Wikileaks – Censored documents published.

Cryptome – documents for publication that are prohibited by governments worldwide, in particular material on freedom of expression, privacy, cryptology, dual-use technologies, national security, intelligence, and secret governance — open, secret and classified documents.