Open-source AI development toolkit — evals, synthetic data, RAG, agents, and fine-tuning (10K+ users, 4.5K stars)
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Kiln provides everything needed to build better AI products: evaluations, synthetic data generation, RAG pipelines, agent development, fine-tuning, and dataset management. 10,000+ users, 4,500+ GitHub stars. Open-source library with free desktop app. Trusted by engineers worldwide for integrated AI development workflows.