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Campfire vs Spacebar: catalog facts
Campfire	Spacebar
Free No subscription; the code is published on GitHub.	Free Free and open source, funded through Open Collective donations.
Web, Self-hosted	Self-hosted
Installs on your own server with one command Familiar layout for people coming from Slack or Teams	Aims for compatibility with the Discord client and API Runs on a server you control
You have to run and maintain the server yourself Covers chat basics rather than a large integration ecosystem	Still a reimplementation in progress, so compatibility may be incomplete Requires running and maintaining your own server
Self-hosted	Self-hosted
Open source	Open source
License: MIT	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 24, 2026	Official website Full listing and sources Checked October 2, 2026

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