// Trace & monitor
fluent-bitv5.0.11
Fast and Lightweight Logs, Metrics and Traces processor for Linux, BSD, OSX and Windows
Open source Maintained For developers
IN ONE PARAGRAPH
fluent-bit is fast and Lightweight Logs, Metrics and Traces processor for Linux, BSD, OSX and Windows.
Good for: Developers and teams who want to trace & monitor.
01How to start
- 1Read the official quick-start (link above).
- 2Install from the official package registry:
npm install fluent-bit - 3Try it on a small example before wiring it into a project.
02Alternatives & comparison
Compare side by side → vector A high-performance observability data pipeline. ★ 23k openobserve Open source observability platform for logs, metrics, traces, RUM (web, android, ios), Session replay, pipelines, SLO and LLM observability. A sophisticated, simple and highly performant alternative to Datadog, Splunk, and Elasticsearch with 140x lower storage costs and single binary deployment. ★ 22k signoz 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. ★ 32k logfire AI observability platform for production LLM and agent systems. ★ 4.5k loki Like Prometheus, but for logs. ★ 29k