Grpo projects on GitHub

Group Relative Policy Optimization, a reinforcement learning method for tuning large language models.

As of October 18, 2026, the most-starred Grpo projects on GitHub are unsloth (78.2K stars), minimind (63.9K stars) and happy-llm (34.4K stars). GitHub.Locker tracks 16 Grpo repositories with 304.7K stars combined. The fastest-growing on October 17 was unsloth, with +67 stars in a day.

16Projects

304.7KStars in total

+239Stars in a day

Browse in the catalog →github.com/topics/grpo ↗

Hot right now

Most stars gained in a day · Oct 17

+67

unsloth

unslothai/unsloth · ★ 78.2K

Unsloth is a local-first app for running and training LLMs, diffusion, TTS and embedding models on your own machine, including models like Qwen3.8, DeepSeek-V4, MiniMax-H3, Gemma 4 and FLUX.

+45

minimind

jingyaogong/minimind · ★ 63.9K

MiniMind is an open-source project that lets you train a tiny large language model (around 64M parameters) completely from scratch, in about 2 hours on a single RTX 3090 for roughly the cost of 3 RMB in GPU rental.

+25

AI-Research-SKILLs

Orchestra-Research/AI-Research-SKILLs · ★ 13.6K

It's an open-source library of 98 AI research and engineering skills that turn a Claude Code, Codex, or Gemini CLI agent into a full AI research agent, covering everything from idea generation to paper writing.

+22

AgentGuide

adongwanai/AgentGuide · ★ 11K

AgentGuide is a free, open-source Chinese-language knowledge base for AI Agent engineering and job hunting, modeled on JavaGuide. It stitches scattered courses, tutorials, papers and projects into one systematic path from beginner to a job offer.

The all-time top

16 projects · by stars

#1 · unslothai/unsloth
unsloth
Unsloth is a local-first app for running and training LLMs, diffusion, TTS and embedding models on your own machine, including models like Qwen3.8, DeepSeek-V4, MiniMax-H3, Gemma 4 and FLUX.
78.2K
#2 · jingyaogong/minimind
minimind
MiniMind is an open-source project that lets you train a tiny large language model (around 64M parameters) completely from scratch, in about 2 hours on a single RTX 3090 for roughly the cost of 3 RMB in GPU rental.
63.9K
#3 · datawhalechina/happy-llm
happy-llm
Happy-LLM is Datawhale's free open-source LLM course: a systematic tutorial that goes from NLP basics and the Transformer architecture to building and training your first large language model, then applying it with RAG and agents.
34.4K

4
verl
23.9Kverl-project/verl · Python
verl is a flexible, efficient and production-ready reinforcement learning training library for LLMs, initiated by ByteDance's Seed team and maintained by the community. It is the open-source version of the HybridFlow paper (EuroSys 2025).
5
trl
19.5Khuggingface/trl · Python
TRL (Transformers Reinforcement Learning) is a Hugging Face library for post-training foundation models — fine-tuning them with techniques like SFT, GRPO and DPO on top of the Transformers stack.
6
ms-swift
15.9Kmodelscope/ms-swift · Python
ms-swift is the ModelScope community's fine-tuning and deployment framework for LLMs and multimodal models, covering training, inference, evaluation, quantization and deployment in one pipeline.
7
AI-Research-SKILLs
13.6KOrchestra-Research/AI-Research-SKILLs · TeX
It's an open-source library of 98 AI research and engineering skills that turn a Claude Code, Codex, or Gemini CLI agent into a full AI research agent, covering everything from idea generation to paper writing.
8
train-llm-from-scratch
12.2KFareedKhan-dev/train-llm-from-scratch · Python
A from-scratch tutorial and codebase for training your own LLM end to end: tokenizing raw text, pretraining a GPT-style Transformer, and then post-training it with SFT, a reward model, DPO/ORPO/KTO, PPO and GRPO into an aligned, reasoning-style assistant.
9
AgentGuide
11Kadongwanai/AgentGuide · MDX
AgentGuide is a free, open-source Chinese-language knowledge base for AI Agent engineering and job hunting, modeled on JavaGuide. It stitches scattered courses, tutorials, papers and projects into one systematic path from beginner to a job offer.
10
ART
10.8KOpenPipe/ART · Python
ART (Agent Reinforcement Trainer) is an open-source RL framework from OpenPipe that lets LLM agents learn from experience: you train multi-step agents for real-world tasks with GRPO.
11
LongCat-Video
9.2Kmeituan-longcat/LongCat-Video · Python
LongCat-Video is a 13.6B-parameter foundational video generation model that unifies Text-to-Video, Image-to-Video, and Video-Continuation generation in a single architecture, aimed at efficient long-video generation and framed as a first step toward world models.
12
OpenClaw-RL
5.7KGen-Verse/OpenClaw-RL · Python
OpenClaw-RL is a fully asynchronous reinforcement learning framework that turns everyday conversations with an agent into training signals, letting you train a personalized OpenClaw agent just by talking to it, or train general agents for terminal, GUI, SWE, and tool-call tasks.
13
hands-on-modern-rl
4.7Kwalkinglabs/hands-on-modern-rl · Python
Hands-On Modern RL is an open-source course and book that walks learners from basic reinforcement learning concepts through LLM alignment (RLHF, DPO, GRPO, RLVR) and into advanced agentic systems, combining theory with runnable code.
- rl
- dpo
- ppo
- sft
14
halo
825whitecircle/halo · Python
Halo is an open-source framework from White Circle for training large language and multimodal models: pre-training, SFT, preference optimization, and fully asynchronous multi-turn RL in one codebase, from a single GPU up to multi-node clusters.
15
Qwen3.8-Flash-Next
433QwenLM/Qwen3.8-Flash-Next
Qwen3.8-Flash-Next is an open-weight multimodal Mixture-of-Experts foundation model from Alibaba's Qwen Team, also serving as an early preview of the architecture Alibaba plans to use for the upcoming Qwen4 model family.
16
Meshy
407OpenBMB/Meshy · Python
Meshy is an open-source framework for running reinforcement learning (RL) training jobs where every role (inference, training, rollout) runs as an independent service, communicating through a shared TransferQueue data plane. It is built on SGLang and torchtitan.