Open Source Alternatives to Twitter
Mastodon
Free, open-source decentralized social media platform
★ 49,591 Updated: Feb 2026 Status: Slowing
Misskey
Federated microblogging platform you can host
★ 10,965 Updated: Jan 2026 Status: Slowing
Friendica
Decentralized social network platform
★ 1,629 Updated: Jan 2026 Status: Slowing
O
Okuna
The ethical social network that returns power to users
Status: Unknown
GoToSocial
Lightweight ActivityPub server
Status: Unknown