The best Open Source alternatives to Datadog LLM Observability in 2026
We compare 1 self-hostable tool you can deploy on your own server in minutes, with license, tech stack and a ready-to-copy docker-compose.
Langfuse
Alternative to Datadog LLM Observability
Observability and evals for LLM apps, self-hostable.
MIT 9k
Docker ReadyPermissive License
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