# Best self-hosted Observability tools | SelfHostAI

Source: https://ai.andreiturcea.com/cat-observability.html
Last updated: 2026-10-15


**Short answer:** Open-source Observability tools you can self-host.

Last updated: 15 October 2026 · No tax figures on this site, so no GOV.UK check applies; tool details come from each project's public GitHub repository · [Markdown version](https://ai.andreiturcea.com/cat-observability.html.md)

**Langfuse**: LLM observability and evals.