Pulse Monitor 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 | Pulse Monitor | Prometheus |
|---|---|---|
| Deploy effort | Under-an-hour setup | ≈5-minute setup |
| Health score | 91 · Excellent | 100 · Excellent |
| Category | Monitoring & Status | Monitoring & Status |
| License | MIT | Apache-2.0 |
| Language | Go | Go |
| Setup difficulty | Easy | Medium |
| Min. RAM | 256 MB | 512 MB |
| Deployment | docker | docker, binary, helm |
| GitHub stars | ★ 6,742 | ★ 66,196 |
| First released | 2024 | 2015 |
| Replaces | Datadog | Datadog |
What are Pulse Monitor and Prometheus?
Pulse Monitor
Pulse is a self-hosted monitoring application focused on Proxmox VE and PBS environments, surfacing node, VM, and backup health. It provides real-time dashboards and alerting.
- Proxmox monitoring
- VM and node health
- Backup status
- Real-time dashboards
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
Pulse Monitor vs Prometheus: key differences
Both projects are written in Go. Licensing differs — MIT for Pulse Monitor versus Apache-2.0 for Prometheus. Pulse Monitor is the lighter option, starting around 256 MB of RAM against 512 MB for Prometheus. Prometheus is the more established project (first released 2015), while Pulse Monitor arrived in 2024. Prometheus has the considerably larger community, at 66,196 GitHub stars versus 6,742.
Why pick each one
Choose Pulse Monitor if…
- Released under the MIT license
- Easy to set up — beginner-friendly
- First-class Docker support for quick deployment
- Mature project with 6.7k GitHub stars
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 Pulse Monitor or Prometheus better?
Neither is universally better. Prometheus has the larger community, while Pulse Monitor is simpler to set up (easy difficulty). Choose based on the comparison table above and your own setup.
Are Pulse Monitor and Prometheus free and open-source?
Yes. Pulse Monitor is licensed under MIT and Prometheus under Apache-2.0. Both can be self-hosted at no software cost.
Can I run Pulse Monitor and Prometheus with Docker?
Pulse Monitor: yes. Prometheus: yes.
Which is lighter on resources, Pulse Monitor or Prometheus?
Pulse Monitor has the smaller minimum footprint at 256 MB of RAM, compared to about 512 MB for Prometheus. Real-world usage depends on library size, user count, and enabled features.