Similar to Pixelfed
BirdFish
Bondee
BuddyPress
BuddyPress
Comm
Craigslist
CraigslistEmployee Generated Media
FreedomBox
FreedomBox
Friend of a Friend
FOAF
Google Buzz
Google BuzzHeello
Heello
Hello (ソーシャルネットワーク)
Hello (social network)Identi.ca
Identi.caIEARN
INaturalist
INaturalistInterNations
ITunes Ping
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LinkedIn
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Lang-8
Lang-8.com
Letterboxd
LetterboxdLINE Lite
LiveConnect
LiveConnectLounge Lounge
Mobion
Netlog
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Open SalonOpenSNP
OpenSNPOpenSocial
OpenSocial