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HetrixToolsgatus
Freemium

Free tier with 15 uptime and 32 blacklist monitors; paid plans add more.

 Free

The software is free under its open-source licence. Hosting, hardware and external…

Web Linux, Self-hosted, Web
  • Generous free tier for uptime and blacklist monitoring
  • Checks from up to 12 locations
  • Checks are declared in one YAML file with conditions on status code, response time and body content, and…
  • Hosted only, with no self-hosted option
  • Requires an account
  • Configuration is file-based with no editing interface, so changes mean redeploying the config.
Web application, Hosted service Self-hosted
Closed source Open source
License not stated License: Apache-2.0
Account needed Not stated if an account is needed
Needs internet Not stated if it works offline

Checked September 23, 2026

Checked September 22, 2026

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