{"slug":"lmnr","name":"lmnr","category":"observability","categoryName":"Observability & tracing","audience":["ai-era"],"primary":"ai-era","openClosed":"open","pricing":"open-source","license":"Apache-2.0","maintained":"yes","officialUrl":"https://laminar.sh","repo":"https://github.com/lmnr-ai/lmnr","latestVersion":"v0.2.5","latestRelease":"2026-09-13","stars":3428,"starsAsOf":"2026-10-22","description":"Laminar - open-source observability platform purpose-built for AI agents. YC S24.","descriptionZh":"agent 追踪与评估平台","callMethods":["SDK"],"platforms":[],"addedAt":"2026-10-10","updatedAt":"2026-10-22","topics":["agent-observability","agents","ai","ai-observability","aiops","analytics","developer-tools","evals","evaluation","llm-evaluation","llm-observability","llmops","monitoring","observability","open-source","rust","rust-lang","self-hosted","ts","typescript"],"language":"TypeScript","lastPush":"2026-10-16","formerly":null,"packages":[{"registry":"pypi","name":"lmnr","url":"https://pypi.org/project/lmnr/","versionsUrl":"https://pypi.org/project/lmnr/#history","latestVersion":"0.7.64","latestDate":"2026-09-21"}],"recentVersions":[{"version":"v0.2.5","date":"2026-09-13","prerelease":false,"url":"https://github.com/lmnr-ai/lmnr/releases/tag/v0.2.5","source":"GitHub Release"},{"version":"v0.2.4","date":"2026-09-06","prerelease":false,"url":"https://github.com/lmnr-ai/lmnr/releases/tag/v0.2.4","source":"GitHub Release"},{"version":"v0.2.3","date":"2026-08-30","prerelease":false,"url":"https://github.com/lmnr-ai/lmnr/releases/tag/v0.2.3","source":"GitHub Release"},{"version":"v0.2.2","date":"2026-08-25","prerelease":false,"url":"https://github.com/lmnr-ai/lmnr/releases/tag/v0.2.2","source":"GitHub Release"},{"version":"v0.2.1","date":"2026-07-09","prerelease":false,"url":"https://github.com/lmnr-ai/lmnr/releases/tag/v0.2.1","source":"GitHub Release"}],"alternatives":["mlflow","logfire","signoz","opik","openlit","openobserve","langfuse","parseable"],"stacks":[],"scenarios":["evaluate-and-monitor"],"problems":[],"reasonZh":"agent trace","sources":["priority","oss","github-pool"],"record":"https://aimap.page/api/v1/software/lmnr.json","pages":{"en":"https://aimap.page/en/software/lmnr/","zh-hans":"https://aimap.page/zh-hans/software/lmnr/"}}