Pump.io

Pump.io is a general purpose activity streams engine that can be used as a federated social networking protocol which


Pump.io is a general purpose activity streams engine that can be used as a federated social networking protocol which "does most of what people really want from a social network". Started by Evan Prodromou, it is a follow up to StatusNet; Identi.ca, which was the largest StatusNet service, switched to pump.io in June 2013.
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