Open sourceOpen-source releaseMLOps, Tooling & Infrastructure · Reinforcement Learning · Safety & Alignment1 source · Sep 29, 2026

huggingface/trl v1.14.1

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Before this

  1. Sep 28, 2026unslothai/unsloth v0.1.900-beta: Laya Decision Models + Library
  2. Jul 15, 2026huggingface/transformers v5.14.0: Release v5.14.0
  3. Jun 15, 2026huggingface/transformers v5.12.1: Patch release v5.12.1
  4. Jun 15, 2026huggingface/transformers v5.10.3: Patch release v5.10.4
  5. Jun 9, 2026Introducing Gemma 4 12B: a unified, encoder-free multimodal model
  6. Jun 5, 2026vllm-project/vllm v0.22.1

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