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Stoat vs Spacebar: catalog facts
Stoat	Spacebar
Free Free to use, with no ads according to the site.	Free Free and open source, funded through Open Collective donations.
Windows, macOS, Linux, Android, iOS, Web	Self-hosted
Servers, channels, voice chat and file sharing in one app Role-based permissions and moderation tools for large communities	Aims for compatibility with the Discord client and API Runs on a server you control
Requires an account to use Smaller user base than mainstream community chat apps	Still a reimplementation in progress, so compatibility may be incomplete Requires running and maintaining your own server
Downloadable app, Web application	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 2, 2026

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