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ktistec
Communication & Email
An ActivityPub server designed for small, trusted groups with minimal runtime dependencies (uses SQLite) and a focus on writing and scripting.
Crystal
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Latest v3.9.0 · 8d ago
Security brief →
Features
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ActivityPub federation server optimized for tiny trusted user bases
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Uses SQLite instead of heavy databases like PostgreSQL+Redis
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Rich‑text and Markdown editors with image support, alt‑text, focal‑point thumbnails
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Draft posts that autosave until published
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Threaded replies with prioritized author self‑replies and analysis tools
No immediate action
v3.9.0
Breaking risk
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`deliver_to` removal
No immediate action
v3.8.0
Bug fix
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MIME multipart & bad request mapping
No immediate action
v3.7.0
New feature
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Webfinger + Update activity support
Review required
v3.6.0
Breaking risk
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Dependencies
Removed idx_relationships_type index
No immediate action
v3.5.0
Breaking risk
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Dependency removals
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Crystal
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