1.prometheus / prometheus
The Prometheus monitoring system and time series database.
- monitoring
- metrics
- alerting
- graphing
- time-series
- prometheus
- +1 more
+108 stars
from 66,846 · score 4.69
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2.TwiN / gatus
Automated developer-oriented status page with alerting and incident support
- golang
- go
- health
- monitor
- monitoring
- dashboard
- +14 more
+69 stars
from 12,433 · score 4.25
3.ccfos / nightingale
Open-source, self-hosted alerting for metrics, logs, and databases. Includes a built-in AI agent and MCP server.
- monitoring
- time-series
- nightingale
- tsdb
- alerting
- metrics
- +14 more
+36 stars
from 13,404 · score 3.61
4.apache / hertzbeat
An AI-powered next-generation open source real-time observability system.
- monitor
- monitoring
- prometheus
- self-hosted
- status
- status-page
- +14 more
+7 stars
from 7,446 · score 2.08
5.megaease / easeprobe
A simple, standalone, and lightweight tool that can do health/status checking, written in Go.
- probe
- golang
- alerting
- go
- monitoring
- notifications
- +1 more
+2 stars
from 2,295 · score 1.10
6.airbnb / streamalert
StreamAlert is a serverless, realtime data analysis framework which empowers you to ingest, analyze, and alert on data from any environment, using datasources and alerting logic you define.
- security
- kinesis
- serverless
- terraform
- lambda
- aws
- +2 more
+1 stars
from 2,893 · score 0.69