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Repositories in this selection 6 · UTC 2026-11-04
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1—Oopenobserve / openobserveOpen 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.TypeScriptAGPL-3.0 · Share derivative sourceInsufficient rank history22,6971,173——2026-11-02
2—Qquickwit-oss / quickwitCloud-native OSS search engine for observabilityRustApache-2.0 · PermissiveInsufficient rank history11,763623——2026-11-03
3—Hhyperdxio / hyperdxResolve production issues, fast. An open source observability platform unifying session replays, logs, metrics, traces and errors powered by ClickHouse and OpenTelemetry.TypeScriptMIT · PermissiveInsufficient rank history9,985510——2026-11-02
4—GGraylog2 / graylog2-serverFree and open log managementJavaNOASSERTION · Restricted / unknownInsufficient rank history8,1721,135——2026-11-03
5—Mmatanolabs / matanoOpen source security data lake for threat hunting, detection & response, and cybersecurity analytics at petabyte scale on AWSRustApache-2.0 · PermissiveInsufficient rank history1,707120——2025-01-08
6—Ddogoncouch / LogESPOpen Source SIEM (Security Information and Event Management system).PythonMIT · PermissiveInsufficient rank history22769——2023-08-24
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