Monitoring
Observability, logging, tracing, uptime monitoring, and incident response tools.
Observability
Metrics, traces, logs, dashboards, and application observability platforms.
Open/source-visible picks
Health-first ToolVitals score, then adoption
02
🪢 Open source LLM engineering platform: LLM Observability, metrics, evals, prompt management, playground, datasets. Integrates with OpenTelemetry, Langchain, OpenAI SDK, LiteLLM, and more. 🍊YC W23
OSI-approved OSS
32.2k starsActive100
03
SigNoz is an open-source, OpenTelemetry-native observability platform for your team and their AI agents. Get logs, metrics, and traces in one tool with features like APM, distributed tracing, log management, infra monitoring, etc. Combined with SigNoz MCP and a native AI teammate (in SigNoz Cloud) it helps you build more resilient apps.
OSI-approved OSS
31.7k starsActive100
Proprietary targets
Replacement targets, not open-tool picks
50 tools are on Evidence Watch.
Uptime Monitoring
Uptime checks, status pages, alerting, and incident tracking.
Open/source-visible picks
Health-first ToolVitals score, then adoption
01
CheckmateTop Pick
Checkmate is an open-source, self-hosted tool designed to track and monitor server hardware, uptime, response times, and incidents in real-time with beautiful visualizations. Don't be shy, join here: https://discord.com/invite/NAb6H3UTjK :)
OSI-approved OSS
10.4k starsActive89
Proprietary targets
Replacement targets, not open-tool picks
03
A global network of probes to run network tests like ping, traceroute and DNS resolve
Warning65
30 tools are on Evidence Watch.
Incident Management
Tools for coordinating, investigating, automating, and communicating operational incident response workflows.
Open/source-visible picks
Health-first ToolVitals score, then adoption
01
12.1k starsActive91
02
Better Prometheus alerts for Kubernetes - smart grouping, AI enrichment, and automatic remediation
OSI-approved OSS
3.1k starsActive87
03
0 starsCritical45
3 tools are on Evidence Watch.