Best Open Source Social Media
Mastodon
Free, open-source decentralized social media platform
★ 49,591 Updated: Feb 2026 Status: Slowing
Lemmy
Federated social link aggregation network
★ 14,235 Updated: Jan 2026 Status: Slowing
Misskey
Federated microblogging platform you can host
★ 10,965 Updated: Jan 2026 Status: Slowing
HumHub
Open Source Enterprise Social Network.
★ 6,614 Updated: Feb 2026 Status: Slowing
LinkFree
Consolidate your online presence in one hub
★ 5,737 Updated: Jul 2024 Status: Inactive
Lobsters
Tech-focused link aggregation community
★ 4,551 Updated: Jan 2026 Status: Slowing
GoToSocial
Lightweight ActivityPub server
Status: Unknown