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Stoat vs Flotilla: catalog facts
Stoat	Flotilla
Free Free to use, with no ads according to the site.	Free Free to use; the source is published on GitHub.
Windows, macOS, Linux, Android, iOS, Web	Web
Servers, channels, voice chat and file sharing in one app Role-based permissions and moderation tools for large communities	Discord-style communities on an open protocol Communities are tied to Nostr relays rather than one company
Requires an account to use Smaller user base than mainstream community chat apps	Requires familiarity with Nostr keys and relays Smaller user base than mainstream community apps
Downloadable app, Web application	Web application
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 September 24, 2026

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