Open Source Alternatives to Datadog
Grafana
Open-source analytics and monitoring platform
★ 71,973 Updated: Feb 2026 Status: Slowing
Sentry
Developer-first error tracking and performance monitoring.
★ 45,273 Updated: Oct 2026 Status: Active
SigNoz
An open-source observability platform alternative to DataDog.
★ 32,271 Updated: Oct 2026 Status: Active
Quickwit
A cloud-native search engine that keeps logs and traces cheap by indexing straight onto object storage.
★ 11,697 Updated: Oct 2026 Status: Active
Cortex
Horizontally scalable Prometheus
★ 5,739 Updated: Feb 2026 Status: Slowing
CheckMK
Comprehensive IT monitoring solution
★ 2,165 Updated: Feb 2026 Status: Slowing
Prometheus
The pull-based monitoring system that grew out of Google's internal Borgmon
Status: Unknown