Hoppscotch
Prometheus
| Feature | Hoppscotch | Prometheus |
|---|---|---|
| Pricing | Free / from $7/mo | Free only |
| Free Plan | ✓ Yes | ✓ Yes |
| Rating | 4.5 / 5 | 4.5 / 5 |
| Best For | developers, open-source-teams, api-testing, lightweight-alternative | devops-engineers, sre-teams, kubernetes-users, infrastructure-teams |
| Founded | 2019 | 2012 |
| Rest Client | ✓ | ✗ |
| Graphql Client | ✓ | ✗ |
| Websocket Testing | ✓ | ✗ |
| Collections | ✓ | ✗ |
| Environments | ✓ | ✗ |
| Team Collaboration | ✓ | ✗ |
| Self Hostable | ✓ | ✗ |
| Metrics Collection | ✗ | ✓ |
| Alerting | ✗ | ✓ |
| Promql | ✗ | ✓ |
| Service Discovery | ✗ | ✓ |
| Grafana Integration | ✗ | ✓ |
| Multi Dimensional Data | ✗ | ✓ |
✓ Hoppscotch Pros
- Open-source and self-hostable
- Lightweight and fast (browser-based, no download)
- Supports REST, GraphQL, WebSocket, SSE, Socket.IO
- Team collaboration with shared collections
✗ Hoppscotch Cons
- Fewer features than Postman for enterprise use
- Limited mock server capabilities
- Desktop app less mature than web version
✓ Prometheus Pros
- Free and open-source
- Powerful query language
- Great Kubernetes integration
- Active community
✗ Prometheus Cons
- No built-in long-term storage
- Complex setup
- Steep learning curve
The Verdict
Hoppscotch is built for developers and open source teams, with a focus on rest-client and graphql-client. Prometheus targets devops engineers and sre teams and leads with metrics-collection and alerting.
Prometheus uses custom enterprise pricing, while Hoppscotch starts at $7/mo — a tangible advantage for teams with a fixed budget.
Both offer free plans, so you can test each with your real workflow before committing to a subscription.
Feature-wise, Hoppscotch offers broader built-in capabilities (7 features vs 6), while Prometheus takes a more focused approach — which can mean a simpler, faster onboarding experience.
This is a genuinely close comparison. If you can, sign up for both free trials (where available) and run a one-week test with your actual team tasks before deciding.