Monika vs OpenStatus
A side-by-side comparison of two self-hosted monitoring & status options — licensing, setup difficulty, resource needs, and what each one replaces.
| Feature | Monika | OpenStatus |
|---|---|---|
| Deploy effort | Under-an-hour setup | Under-an-hour setup |
| Health score | 66 · Good | 91 · Excellent |
| Category | Monitoring & Status | Monitoring & Status |
| License | Apache-2.0 | AGPL-3.0 |
| Language | TypeScript | TypeScript |
| Setup difficulty | Easy | Medium |
| Min. RAM | 128 MB | 256 MB |
| Deployment | docker, binary | docker |
| GitHub stars | ★ 628 | ★ 9,143 |
| First released | 2021 | 2023 |
| Replaces | Pingdom, Datadog Synthetics | Pingdom, Checkly |
What are Monika and OpenStatus?
Monika
Monika is a free and open-source synthetic monitoring tool that runs HTTP probes defined in a configuration file and alerts on failures. It checks uptime, response times, and assertions.
- Config-driven probes
- Response assertions
- Many alert channels
- Synthetic monitoring
OpenStatus
OpenStatus is an open-source synthetic monitoring and status page platform built in TypeScript. It runs latency checks against APIs and websites from multiple regions and publishes uptime and incidents to a public status page.
- Synthetic latency monitoring
- Public status pages
- Multi-region checks
- Incident tracking
Monika vs OpenStatus: key differences
Both projects are written in TypeScript. Licensing differs — Apache-2.0 for Monika versus AGPL-3.0 for OpenStatus. Monika is the lighter option, starting around 128 MB of RAM against 256 MB for OpenStatus. Monika is the more established project (first released 2021), while OpenStatus arrived in 2023. OpenStatus has the considerably larger community, at 9,143 GitHub stars versus 628.
Why pick each one
Choose Monika if…
- Released under the Apache-2.0 license
- Easy to set up — beginner-friendly
- First-class Docker support for quick deployment
- Written in TypeScript
Choose OpenStatus if…
- Modern developer-focused UX
- Latency-aware monitoring
Watch out for
- Self-host setup is involved
- Younger project
Frequently asked questions
Is Monika or OpenStatus better?
Neither is universally better. OpenStatus has the larger community, while Monika is simpler to set up (easy difficulty). Choose based on the comparison table above and your own setup.
Are Monika and OpenStatus free and open-source?
Yes. Monika is licensed under Apache-2.0 and OpenStatus under AGPL-3.0. Both can be self-hosted at no software cost.
Can I run Monika and OpenStatus with Docker?
Monika: yes. OpenStatus: yes.
Which is lighter on resources, Monika or OpenStatus?
Monika has the smaller minimum footprint at 128 MB of RAM, compared to about 256 MB for OpenStatus. Real-world usage depends on library size, user count, and enabled features.