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Discord vs Spacebar: catalog facts
Discord	Spacebar
Freemium Free to use, with an optional Nitro subscription.	Free Free and open source, funded through Open Collective donations.
Windows, iOS, Web	Self-hosted
Drop-in voice channels without placing calls Low-latency screen and game streaming	Aims for compatibility with the Discord client and API Runs on a server you control
Proprietary and centrally hosted Some features sit behind the Nitro subscription	Still a reimplementation in progress, so compatibility may be incomplete Requires running and maintaining your own server
Downloadable app, Web application, Hosted service	Self-hosted
Closed source	Open source
License not stated	License not stated
Account needed	Not stated if an account is needed
Needs internet	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.