Description: Pidgin is an open source chat application used for instant messaging that supports multiple protocols and accounts including AIM, MSN, Yahoo, XMPP/Jabber, and more. It allows users to stay connected across different services on one interface.
Type: software
Pricing: Open Source
Description: PirateBox is an anonymous offline file sharing and communications system built using free software and inexpensive off-the-shelf hardware. It allows people to exchange files and chat with others anonymously within wireless range without requiring Internet access.
Type: software
Pricing: Free