SigNoz/signoz

SigNoz is an open-source observability platform native to OpenTelemetry with logs, traces and metrics in a single application. An open-source alternative to DataDog, NewRelic, etc. 🔥 🖥. 👉 Open source Application Performance Monitoring (APM) & Observability tool

⭐ 25832 | 🍴 1976

jaegertracing/jaeger

CNCF Jaeger, a Distributed Tracing Platform

⭐ 22485 | 🍴 2794

langfuse/langfuse

🪢 Open source LLM engineering platform: LLM Observability, metrics, evals, prompt management, playground, datasets. Integrates with OpenTelemetry, Langchain, OpenAI SDK, LiteLLM, and more. 🍊YC W23

⭐ 22146 | 🍴 2199

jina-ai/serve

☁️ Build multimodal AI applications with cloud-native stack

⭐ 21831 | 🍴 2240