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Ktistec vs GoToSocial: catalog facts
Ktistec	GoToSocial
Free Free to download and run on your own server.	Free Free to self-host.
Web, Self-hosted	Self-hosted
Built for single users and small groups Federates with Mastodon and other ActivityPub software	Lightweight server written in Go Federates with other ActivityPub software
Not designed for large public communities Requires running and maintaining your own server	Fewer features than Mastodon by design Not intended for very large follower counts
Self-hosted	Self-hosted
Closed source	Open source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Needs internet	Not stated if it works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.