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Pleroma vs Akkoma: catalog facts
Pleroma	Akkoma
Free Free and open source under the AGPL. Hosting is separate.	Free Free to self-host; the project accepts donations.
Web, Self-hosted	Web, Self-hosted
Runs comfortably on hardware far smaller than Mastodon needs Mastodon-compatible API, so existing apps work	Federates with Mastodon, Pleroma and other ActivityPub software Custom emoji reactions
Smaller contributor base and slower release cadence Moderation tooling is less developed than Mastodon's	Running your own instance requires server administration Diverges from Pleroma mainline, so Pleroma guides may not apply
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.