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gatus vs Peekaping: catalog facts
gatus	Peekaping
Free The software is free under its open-source licence. Hosting, hardware and external…	Free The software is free under its open-source licence. Hosting, hardware and external…
Linux, Self-hosted, Web	Linux, Self-hosted, Web
Checks are declared in one YAML file with conditions on status code, response time and body content, and…	It covers the familiar Uptime Kuma feature set on a Go and React stack, which uses noticeably fewer…
Configuration is file-based with no editing interface, so changes mean redeploying the config.	It is a much younger project than the tool it is modelled on, so the integration list and…
Self-hosted	Self-hosted
Open source	Open source
License: Apache-2.0	License: MIT
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 22, 2026	Official website Full listing and sources Checked September 22, 2026

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