Open Source Log Management Tools using GitHub

Horizontally scalable, multi-tenant log aggregation system that stores and queries logs using label-based indexing instead of full-text indexing, keeping storage costs low.

Open source observability platform covering distributed tracing, metrics, logs, profiling, and LLM cost tracking across 10+ languages with eBPF support on Kubernetes.

Rust-built observability pipeline tool that collects, transforms, and routes logs and metrics across 47 sources and 62 sinks with no runtime dependencies.

Logstash is a free and open server-side data processing pipeline that ingests data from multiple sources, transforms it, and sends it to your desired destination.

Cloud-native observability database unifying metrics, logs, and traces with sub-second queries, 50x cost reduction, and seamless OpenTelemetry integration.

Observability platform built on OpenTelemetry and ClickHouse. Collect, visualize, and query distributed traces, logs, and metrics, with an MCP server for AI agent diagnostics.