AT Protocol Alternatives

Apps similar to AT Protocol include ActivityPub, which is free and open source. Other options are nostr. Between them they cover self-hosting.

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AT Protocol alternatives page was last updated Apr 19, 2025

ActivityPub
16 likes
ActivityPub is a decentralized social networking protocol based on the ActivityStreams 2.0 data format. ActivityPub is an official W3C recommended standard published by the W3C Social Web Working Group.
Cost / License
Free
Open Source
Application type
Social Network
Origin
United States
Platforms
Self-Hosted
Wordpress
Good alternative?Is ActivityPub a good alternative to AT Protocol?
nostr
23 likes
The simplest open protocol that is able to create a censorship-resistant global "social" network once and for all.
Cost / License
Free
Open Source
Application typeApplication types
Social Network
Microblog
Origin
International
Platforms
Self-Hosted
Good alternative?Is nostr a good alternative to AT Protocol?

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