Oncall vs Robusta
A side-by-side comparison of two self-hosted monitoring & status options — licensing, setup difficulty, resource needs, and what each one replaces.
Not the right match-up?
Oncall
Calendar-based on-call scheduling and team management
VS
Robusta
Kubernetes observability and automated troubleshooting
| Feature | Oncall | Robusta |
|---|---|---|
| Category | Monitoring & Status | Monitoring & Status |
| License | BSD-2-Clause | MIT |
| Language | Python | Python |
| Setup difficulty | Medium | Medium |
| Min. RAM | 256 MB | 256 MB |
| Deployment | docker, bare-metal | kubernetes, helm |
| GitHub stars | ★ 1,256 | ★ 3,072 |
| First released | 2017 | 2021 |
| Replaces | PagerDuty | Datadog, PagerDuty |
Why pick each one
Frequently asked questions
Is Oncall or Robusta better?
Neither is universally better. Robusta has the larger community; both share a medium setup difficulty, so the decision comes down to features and licensing.
Are Oncall and Robusta free and open-source?
Yes. Oncall is licensed under BSD-2-Clause and Robusta under MIT. Both can be self-hosted at no software cost.
Can I run Oncall and Robusta with Docker?
Oncall: yes. Robusta: check the project docs for container support.