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karma vs Keep: catalog facts
karma	Keep
Free Free and open source with no paid tier.	Free The open-source edition is free to self-host; the repository also contains an enterprise…
Linux, Web, Self-hosted	Web, Self-hosted
Groups alerts to make large outages readable Web interface for creating and managing silences	Deduplicates and correlates alerts from several monitoring sources Docker Compose files for several deployment setups
Only useful alongside Prometheus Alertmanager Requires Alertmanager 0.22.0 or newer	Running it means operating your own server stack Some features sit in a separate enterprise folder
Self-hosted	Self-hosted
Open source	Open source
License not stated	License not stated
No 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 23, 2026

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