The Prometheus monitoring system and time series database.
- monitoring
- metrics
- alerting
- graphing
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An open-source engine that turns continuous content streams into search and monitoring. Durable ingestion, hybrid search, alerts, and plugins for formats, models and business rules.
Open-source, self-hosted alerting for metrics, logs, and databases. Includes a built-in AI agent and MCP server.
- monitoring
- time-series
- nightingale
- tsdb
Open source framework for processing, monitoring, and alerting on time series data
- kapacitor
- monitoring
- time-series
A simple, standalone, and lightweight tool that can do health/status checking, written in Go.
- probe
- golang
- alerting
- go
Self-hosted monitoring for Docker, Kubernetes and uptime. Single Go binary, no agent config, live alerts. Drop a container, your stack is monitored.