Monitoror vs Prometheus
A side-by-side comparison of two self-hosted monitoring & status options — licensing, setup difficulty, resource needs, and what each one replaces.
Prometheus
Metrics-based monitoring and alerting toolkit
| Feature | Monitoror | Prometheus |
|---|---|---|
| Deploy effort | Under-an-hour setup | ≈5-minute setup |
| Health score | 33 · At risk | 100 · Excellent |
| Category | Monitoring & Status | Monitoring & Status |
| License | MIT | Apache-2.0 |
| Language | Go | Go |
| Setup difficulty | Easy | Medium |
| Min. RAM | 64 MB | 512 MB |
| Deployment | docker, binary | docker, binary, helm |
| GitHub stars | ★ 4,389 | ★ 66,196 |
| First released | 2019 | 2015 |
| Replaces | Datadog | Datadog |
What are Monitoror and Prometheus?
Monitoror
Monitoror is a unified monitoring wallboard that displays the status of CI pipelines, services, and other checks on a single screen. It is designed for office TVs and team information radiators.
- Wallboard-style display
- CI and HTTP monitors
- Single-binary deployment
- Configurable tiles
Prometheus
Prometheus is a metrics-based monitoring system and time-series database with a powerful query language and alerting. It targets engineers monitoring cloud-native infrastructure. It is deployed via Docker, binaries, or Helm.
- Pull-based metrics collection
- PromQL query language
- Built-in alerting rules
- Cloud-native standard
Monitoror vs Prometheus: key differences
Both projects are written in Go. Licensing differs — MIT for Monitoror versus Apache-2.0 for Prometheus. Monitoror is the lighter option, starting around 64 MB of RAM against 512 MB for Prometheus. Prometheus is the more established project (first released 2015), while Monitoror arrived in 2019. Prometheus has the considerably larger community, at 66,196 GitHub stars versus 4,389.
Why pick each one
Choose Monitoror if…
- Great for office TVs
- Very lightweight
Watch out for
- Limited monitor types
- Less active development
Choose Prometheus if…
- Powerful query language
- Reliable and scalable
- Huge ecosystem
Watch out for
- No long-term storage by default
- Dashboards need Grafana
Frequently asked questions
Is Monitoror or Prometheus better?
Neither is universally better. Prometheus has the larger community, while Monitoror is simpler to set up (easy difficulty). Choose based on the comparison table above and your own setup.
Are Monitoror and Prometheus free and open-source?
Yes. Monitoror is licensed under MIT and Prometheus under Apache-2.0. Both can be self-hosted at no software cost.
Can I run Monitoror and Prometheus with Docker?
Monitoror: yes. Prometheus: yes.
Which is lighter on resources, Monitoror or Prometheus?
Monitoror has the smaller minimum footprint at 64 MB of RAM, compared to about 512 MB for Prometheus. Real-world usage depends on library size, user count, and enabled features.