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Uptime Kuma vs Checkmate: catalog facts
Uptime Kuma	Checkmate
Free Free and open source under the MIT licence.	Free Free and open source to self-host.
Windows, macOS, Linux, Web, Self-hosted	Web, Self-hosted
Monitors HTTP, TCP, ping, DNS, Docker containers and more More than ninety notification services, including most chat apps	Combines uptime checks with server hardware monitoring Docker and Helm chart deployment options
Runs from one place, so it cannot tell you about regional outages NFS and other network filesystems are explicitly unsupported for its data	You have to host and maintain it yourself No hosted version described in the research
Self-hosted	Self-hosted
Open source	Open source
License: MIT	License not stated
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked September 23, 2026

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