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Misskey vs GoToSocial: catalog facts
Misskey	GoToSocial
Free Free and open source under the AGPL. Hosting is separate.	Free Free to self-host.
Web, Self-hosted	Self-hosted
Custom reactions, quotes and a built-in file drive that Mastodon lacks Deep per-instance theming and customisation	Lightweight server written in Go Federates with other ActivityPub software
Heavier to run than other fediverse servers Most documentation and community support is in Japanese	Fewer features than Mastodon by design Not intended for very large follower counts
Self-hosted, Web application	Self-hosted
Open source	Open source
License: AGPL-3.0	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 23, 2026

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