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Snikket vs MongooseIM: catalog facts
Snikket	MongooseIM
Free Free to self-host.	Free Free and open source.
Android, Self-hosted	Self-hosted
Invitation-only instances you control No phone number or address book upload	Clusters across multiple machines Fault tolerant Erlang design
Someone has to run and maintain the server Suited to small groups rather than large organisations	Aimed at large installations, which adds complexity for small setups Requires familiarity with server and cluster administration
Self-hosted	Self-hosted
Open source	Open source
License not stated	License not stated
Account 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 23, 2026	Official website Full listing and sources Checked October 1, 2026

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