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    57 repositories

    • UnityMAS-O

      Public
      Python
      •
      Apache License 2.0
      •2•0•0•0•Updated May 26, 2026May 26, 2026

    • astraflow

      Public
      Dataflow-Oriented Reinforcement Learning for (Multi-)Agentic LLMs
      Python
      •
      Apache License 2.0
      •16•0•0•0•Updated May 20, 2026May 20, 2026

    • egg

      Public
      Python
      •
      Apache License 2.0
      •5•0•0•0•Updated Apr 15, 2026Apr 15, 2026

    • Relax

      Public
      An Asynchronous Reinforcement Learning Engine for Omni-Modal Post-Training at Scale
      Python
      •
      Apache License 2.0
      •136•0•0•0•Updated Apr 14, 2026Apr 14, 2026

    • tinker-cookbook

      Public
      Post-training with Tinker
      Python
      •
      Apache License 2.0
      •504•0•0•0•Updated Apr 9, 2026Apr 9, 2026

    • uni-agent

      Public
      A unified framework for building, running, and training general agents at scale.
      Python
      •
      Apache License 2.0
      •3•0•0•0•Updated Apr 7, 2026Apr 7, 2026

    • AWorld-RL

      Public
      Agentic Learning Powered by AWorld
      Python
      •
      MIT License
      •10•0•0•0•Updated Apr 7, 2026Apr 7, 2026

    • miles

      Public
      Miles is an enterprise-facing reinforcement learning framework for LLM and VLM post-training, forked from and co-evolving with slime.
      Python
      •
      Apache License 2.0
      •348•0•0•0•Updated Apr 7, 2026Apr 7, 2026

    • slime

      Public
      slime is an LLM post-training framework for RL Scaling.
      Python
      •
      Apache License 2.0
      •1.1k•0•0•0•Updated Apr 7, 2026Apr 7, 2026

    • AReaL

      Public
      Lightning-Fast RL for LLM Reasoning and Agents. Made Simple & Flexible.
      Python
      •
      Apache License 2.0
      •573•0•0•0•Updated Apr 7, 2026Apr 7, 2026

    • OpenRLHF

      Public
      An Easy-to-use, Scalable and High-performance Agentic RL Framework based on Ray (PPO & DAPO & REINFORCE++ & TIS & vLLM & Ray & Async RL)
      Python
      •
      Apache License 2.0
      •996•0•0•0•Updated Apr 7, 2026Apr 7, 2026

    • verl

      Public
      verl: Volcano Engine Reinforcement Learning for LLMs
      Python
      •
      Apache License 2.0
      •4.3k•0•0•0•Updated Apr 7, 2026Apr 7, 2026

    • SkyRL

      Public
      SkyRL: A Modular Full-stack RL Library for LLMs
      Python
      •
      Apache License 2.0
      •400•0•0•0•Updated Apr 7, 2026Apr 7, 2026

    • verifiers

      Public
      Our library for RL environments + evals
      Python
      •
      MIT License
      •627•0•0•0•Updated Apr 7, 2026Apr 7, 2026

    • RL

      Public
      Scalable toolkit for efficient model reinforcement
      Python
      •
      Apache License 2.0
      •492•0•0•0•Updated Apr 7, 2026Apr 7, 2026

    • ART

      Public
      Agent Reinforcement Trainer: train multi-step agents for real-world tasks using GRPO. Give your agents on-the-job training. Reinforcement learning for Qwen3.5, …
      Python
      •
      Apache License 2.0
      •969•0•0•0•Updated Apr 7, 2026Apr 7, 2026

    • tunix

      Public
      A Lightweight LLM Post-Training Library
      Python
      •
      Apache License 2.0
      •328•0•0•0•Updated Apr 7, 2026Apr 7, 2026

    • OpenClaw-RL

      Public
      OpenClaw-RL: Train any agent simply by talking
      Python
      •
      Apache License 2.0
      •607•0•0•0•Updated Apr 7, 2026Apr 7, 2026

    • rllm

      Public
      Democratizing Reinforcement Learning for LLMs
      Python
      •
      Apache License 2.0
      •599•0•0•0•Updated Apr 7, 2026Apr 7, 2026

    • trl

      Public
      Train transformer language models with reinforcement learning.
      Python
      •
      Apache License 2.0
      •2.9k•0•0•0•Updated Apr 7, 2026Apr 7, 2026

    • atropos

      Public
      Atropos is a Language Model Reinforcement Learning Environments framework for collecting and evaluating LLM trajectories through diverse environments
      Python
      •
      MIT License
      •396•0•0•0•Updated Apr 7, 2026Apr 7, 2026

    • Claw-R1

      Public
      Claw-R1: Empowering OpenClaw with Advanced Agentic RL.
      Python
      •
      MIT License
      •9•0•0•0•Updated Apr 7, 2026Apr 7, 2026

    • ROLL

      Public
      An Efficient and User-Friendly Scaling Library for Reinforcement Learning with Large Language Models
      Python
      •
      Apache License 2.0
      •304•0•0•0•Updated Apr 7, 2026Apr 7, 2026

    • prime-rl

      Public
      Async RL Training at Scale
      Python
      •
      Apache License 2.0
      •381•0•0•0•Updated Apr 7, 2026Apr 7, 2026

    • open-instruct

      Public
      AllenAI's post-training codebase
      Python
      •
      Apache License 2.0
      •572•0•0•0•Updated Apr 7, 2026Apr 7, 2026

    • telescope

      Public
      Scalable high-performance async RL post-training framework for LLMs with real-time observability dashboard
      Python
      •
      MIT License
      •4•1•0•0•Updated Apr 7, 2026Apr 7, 2026

    • ms-swift

      Public
      Use PEFT or Full-parameter to CPT/SFT/DPO/GRPO 600+ LLMs (Qwen3.5, DeepSeek-R1, GLM-5, InternLM3, Llama4, ...) and 300+ MLLMs (Qwen3-VL, Qwen3-Omni, InternVL3.5…
      Python
      •
      Apache License 2.0
      •1.6k•0•0•0•Updated Apr 7, 2026Apr 7, 2026

    • AgentJet

      Public
      Cutting-edge platform for LLM agent tuning. Deliver RL tuning with flexibility, reliability, speed, multi-agent optimization and realtime community benchmarking…
      Python
      •
      Apache License 2.0
      •26•0•0•0•Updated Apr 7, 2026Apr 7, 2026

    • SteptronOss

      Public
      A lightweight, AI-native training framework for large language models. Designed for fast iteration, reproducible experiments, and modular configuration across S…
      Python
      •
      Apache License 2.0
      •43•0•0•0•Updated Apr 7, 2026Apr 7, 2026

    • unsloth

      Public
      Unsloth Studio is a web UI for training and running open models like Qwen, DeepSeek, gpt-oss and Gemma locally.
      Python
      •
      Apache License 2.0
      •6.3k•0•0•0•Updated Apr 7, 2026Apr 7, 2026
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