FoundKey

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FoundKey is a free and open source microblogging server compatible with ActivityPub. It is currently under LIMITED MAINTENANCE and is not well suited for large instances. No more than 20 users per instance are recommended.

Cost / License

Free
Open Source (AGPL-3.0)

Origin

International

Platforms

Self-Hosted
Node.JS

FoundKey alternatives

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Features

Properties

Support for Themes
Privacy focused
Decentralized

Features

Support for ActivityPub
No Tracking
Fediverse

Tags

misskey-fork

FoundKey News & Activities

Highlights All activities

Recent activities

POX updated FoundKey
4 months ago
crse added FoundKey
4 months ago
crse added FoundKey as alternative to Misskey, Mastodon, Bluesky and X + 25 similar activities
4 months ago

FoundKey information

Developed by
FoundKey Development Group
Licensing
Open Source (AGPL-3.0) and Free product.
Alternatives
25 alternatives listed
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Supported Languages
- English

AlternativeTo Category

Social & Communications

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FoundKey was added to AlternativeTo by cel on Jun 5, 2026 and this page was last updated Jun 5, 2026.

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What is FoundKey?

FoundKey is a free and open source microblogging server compatible with ActivityPub. It is currently under LIMITED MAINTENANCE and is not well suited for large instances. No more than 20 users per instance are recommended.

Forked from Misskey, FoundKey improves on maintainability and behaviour, while also bringing in useful features.