Prometheussnapshot 2026-11-05
The metrics and alerting standard
no card required
unlimited
prometheus.io
A time-series database for metrics plus Alertmanager: scrapes numbers from anything. Self-hosted, open source, a huge exporter ecosystem.
- Limits
- self-host — no caps
- Period
- unlimited
- Card
- open source
- Category
- Observability
free-tier.hub · snapshot 2026-11-05 · limits change — check the provider's official page