#logs

apache/hertzbeat

Java

89

health

An AI-powered next-generation open source real-time observability system.

openobserve/openobserve

TypeScript

88

health

Open source observability platform for logs, metrics, traces, frontend monitoring, pipelines and LLM observability. A sophisticated, simple and highly performant alternative to Datadog, Splunk, and Elasticsearch with 140x lower storage costs and single binary deployment.

GreptimeTeam/greptimedb

Rust

88

health

The open-source Observability 2.0 database. One engine for metrics, logs, and traces — replacing Prometheus, Loki & ES.