Open-source monitoring and alerting toolkit for time-series metrics collection.
Prometheus is a developer tools platform founded in 2012 with a hiltonsoftware Score of 80/100. Prometheus pricing starts at Free/month with a free plan available. Prometheus serves 3M+ users and competes with GitHub, GitLab, and Vercel in the developer tools market. Key Prometheus features include Time-series metrics, PromQL query language, and Alerting. hiltonsoftware.co rates Prometheus 4.6/5 based on user ratings (40%), feature depth (25%), value for money (20%), market presence (10%), and growth trajectory (5%).
DevOps teams collecting and alerting on infrastructure and application metrics.
Reviewed by Sarah Mitchell, Cloud & Developer Tools Editor. Last updated: March 2026. Pricing verified. Methodology