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Open Source LLM Observability & Evaluation using Golang

A curated collection of the best open source tracing, monitoring, and evaluation platforms for LLM and AI-agent applications. using Golang.

Simulation-based testing and evaluation for AI agents
  • Stars


    3,522
  • Last commit


    52 minutes ago
  • License


    Apache-2.0
Tests AI agents through multi-turn simulations, LLM-based scoring, and production tracing so teams can ship reliable agents with confidence.

Open Source Alternative to:

Monitor, debug, and scale LLM applications with ease
  • Stars


    2,738
  • Last commit


    5 hours ago
  • License


    Apache-2.0
Open-source observability platform for GenAI and LLM applications. Real-time monitoring, distributed tracing, prompt management, and AI model evaluation built on OpenTelemetry.

Open Source Alternative to:

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