Monitoror vs Thanos
A side-by-side comparison of two self-hosted monitoring & status options — licensing, setup difficulty, resource needs, and what each one replaces.
Thanos
Highly available Prometheus setup with long-term storage
| Feature | Monitoror | Thanos |
|---|---|---|
| Deploy effort | Under-an-hour setup | Under-an-hour setup |
| Health score | 33 · At risk | 94 · Excellent |
| Category | Monitoring & Status | Monitoring & Status |
| License | MIT | Apache-2.0 |
| Language | Go | Go |
| Setup difficulty | Easy | Hard |
| Min. RAM | 64 MB | 1,024 MB |
| Deployment | docker, binary | docker, kubernetes, helm |
| GitHub stars | ★ 4,389 | ★ 14,214 |
| First released | 2019 | 2018 |
| Replaces | Datadog | Datadog, Grafana Cloud |
What are Monitoror and Thanos?
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
Thanos
Thanos extends Prometheus with global query view, unlimited retention, and high availability. It uses object storage to keep metrics cheaply for years while presenting a single query endpoint across many Prometheus instances.
- Global query view
- Unlimited metric retention
- Object storage backend
- Downsampling for fast queries
Monitoror vs Thanos: key differences
Both projects are written in Go. Licensing differs — MIT for Monitoror versus Apache-2.0 for Thanos. Monitoror is the lighter option, starting around 64 MB of RAM against 1,024 MB for Thanos. Thanos has the considerably larger community, at 14,214 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 Thanos if…
- Scales Prometheus to massive deployments
- Cheap long-term storage
Watch out for
- Complex multi-component architecture
- Steep learning curve
Frequently asked questions
Is Monitoror or Thanos better?
Neither is universally better. Thanos 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 Thanos free and open-source?
Yes. Monitoror is licensed under MIT and Thanos under Apache-2.0. Both can be self-hosted at no software cost.
Can I run Monitoror and Thanos with Docker?
Monitoror: yes. Thanos: yes.
Which is lighter on resources, Monitoror or Thanos?
Monitoror has the smaller minimum footprint at 64 MB of RAM, compared to about 1,024 MB for Thanos. Real-world usage depends on library size, user count, and enabled features.