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Tag #evaluation

DeepEval

DeepEval

Confident AI

Open-source "Pytest for LLMs" — unit-test your model and RAG output with metrics.

v4.1.32026-07-12PythonApache-2.0
17.1k Open source Free tier Paid
Opik

Opik

Comet

Comet's open-source platform for tracing, evaluating, and monitoring LLM apps

v2.1.322026-07-17PythonApache-2.0
20.8k Open source Free tier Paid
Ragas

Ragas

Exploding Gradients

Open-source evaluation framework for RAG pipelines and LLM applications

No updates in 6+ monthsv0.4.32026-01-13PythonApache-2.0
15.0k Completely free Open source