Gatus vs Upptime
A side-by-side comparison of two self-hosted monitoring & status options — licensing, setup difficulty, resource needs, and what each one replaces.
| Feature | Gatus | Upptime |
|---|---|---|
| Deploy effort | Under-an-hour setup | ≈5-minute setup |
| Health score | 94 · Excellent | 76 · Good |
| Category | Monitoring & Status | Monitoring & Status |
| License | Apache-2.0 | MIT |
| Language | Go | Markdown |
| Setup difficulty | Easy | Easy |
| Min. RAM | 64 MB | 64 MB |
| Deployment | docker, binary | one-click, source |
| GitHub stars | ★ 12,145 | ★ 17,168 |
| First released | 2019 | 2020 |
| Replaces | UptimeRobot, Pingdom | Statuspage, Pingdom |
What are Gatus and Upptime?
Gatus
Gatus is a developer-oriented health dashboard that monitors endpoints and exposes a status page driven by simple YAML config. It targets engineers wanting a config-as-code uptime monitor. It is deployed via Docker or a single binary.
- Configuration entirely as YAML
- Health checks and conditions
- Many alerting providers
- Tiny resource footprint
Upptime
Upptime is an uptime monitor and status page powered entirely by GitHub Actions and Issues. It runs checks on a schedule, opens issues for downtime, and publishes a status page with no server required.
- Runs on GitHub Actions
- Auto-generated status page
- Downtime issues and alerts
- No servers to maintain
Gatus vs Upptime: key differences
Gatus is written in Go, while Upptime is built with Markdown. Licensing differs — Apache-2.0 for Gatus versus MIT for Upptime. Gatus lists first-class Docker deployment; Upptime does not.
Why pick each one
Choose Gatus if…
- Config as code
- Extremely lightweight
- Easy to version control
Watch out for
- No UI-based editing
- Basic visualizations
Choose Upptime if…
- Completely free hosting
- Zero infrastructure
Watch out for
- Tied to GitHub
- Check interval limited by Actions
Frequently asked questions
Is Gatus or Upptime better?
Neither is universally better. Upptime has the larger community; both share a easy setup difficulty, so the decision comes down to features and licensing.
Are Gatus and Upptime free and open-source?
Yes. Gatus is licensed under Apache-2.0 and Upptime under MIT. Both can be self-hosted at no software cost.
Can I run Gatus and Upptime with Docker?
Gatus: yes. Upptime: check the project docs for container support.