---
title: "ReinFlow"
type: "tool"
slug: "reinflow-reinflow"
canonical_url: "https://www.graphcanon.com/tools/reinflow-reinflow"
github_url: "https://github.com/ReinFlow/ReinFlow"
homepage_url: "https://reinflow.github.io/"
stars: 343
forks: 32
primary_language: "Python"
license: "MIT"
archived: false
categories: ["model-training", "computer-vision"]
tags: ["locomotion", "flow", "fine-tuning", "actorcritic", "finetuning-rl", "manipulation", "flowmatching", "finetuning-vision-models"]
updated_at: "2026-07-11T11:42:14.15108+00:00"
---

# ReinFlow

> [NeurIPS 2025] Flow x RL. "ReinFlow: Fine-tuning Flow Policy with Online Reinforcement Learning". Support VLAs e.g., Pi0, Pi0.5, GR00TN1.5. Fully open-sourced.

[NeurIPS 2025] Flow x RL. "ReinFlow: Fine-tuning Flow Policy with Online Reinforcement Learning". Support VLAs e.g., Pi0, Pi0.5, GR00TN1.5. Fully open-sourced.

## Facts

- Repository: https://github.com/ReinFlow/ReinFlow
- Homepage: https://reinflow.github.io/
- Stars: 343 · Forks: 32 · Open issues: 9 · Watchers: 7
- Primary language: Python
- License: MIT
- Last pushed: 2026-04-24T22:34:21+00:00

## Trust & health

_Signals computed from public GitHub metadata. Not a security guarantee._

- Maintenance: Steady (computed 2026-07-11T11:42:12.389Z)
- Security scan: No lockfile (0 critical, 0 high, 0 medium, 0 low) · last scan 2026-07-11T11:42:12.929Z
- Full report: [trust report](/tools/reinflow-reinflow/trust.md) · [JSON](https://www.graphcanon.com/api/graphcanon/tools/reinflow-reinflow/trust)

## Categories

- [Model Training](/categories/model-training.md)
- [Computer Vision](/categories/computer-vision.md)

## Tags

locomotion, flow, fine-tuning, actorcritic, finetuning-rl, manipulation, flowmatching, finetuning-vision-models

## Category neighbours (exploratory)

_Same-category tools for discovery only - not curated alternatives. Cap shown at six._

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- [pytorch](/tools/pytorch-pytorch.md) - Tensors and Dynamic neural networks in Python with strong GPU acceleration (★ 101,752) [Very active]
- [LLMs-from-scratch](/tools/rasbt-llms-from-scratch.md) - Implement a ChatGPT-like LLM in PyTorch from scratch, step by step (★ 98,899) [Steady]
- [DeepSeek-R1](/tools/deepseek-ai-deepseek-r1.md) - Repository contains distilled LLM models derived from Qwen and LLaMA series for various commercial uses. (★ 91,991) [Dormant]

_+ 2 more not listed._

---

**Machine-readable endpoints**

- JSON: [`/api/graphcanon/tools/reinflow-reinflow`](/api/graphcanon/tools/reinflow-reinflow)
- LLM index: [/llms.txt](/llms.txt)
- Full corpus: [/llms-full.txt](/llms-full.txt)

_GraphCanon - The knowledge graph for AI development. https://www.graphcanon.com/_