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uptrace / uptrace
Open source APM: OpenTelemetry traces, metrics, and logs
langfuse / langfuse
🪢 Open source agent evals & observability: Trace, evaluate, and improve LLM applications with one open platform.
Popularity
Repository stars4,31137,105Highest
Fork2254,168Highest
Maintenance
Last push2026-10-222026-11-06
Maintenance notesNot verifiedNot verified
Repository created2021-12-222023-05-18
License & use
LicenseAGPL-3.0 · Share derivative sourceLicense not declared
PricingPricing not verifiedPricing not verified
Basics
Browse by purposeObservability · Self-hosted servicesModel and data evaluation · Observability · Self-hosted services
TypeApps & systemsApps & systems
SubcategoryOperationsOperations
PlatformNot verifiedNot verified
First collected2026-11-032026-11-03
LanguageGoTypeScript
License tiers are derived from metadata. Check obligations for your use; unknown does not mean prohibited. Measured at 2026-11-06 UTC