AgentFlow: In-the-Flow Agentic System Optimization

Search-R1: An Efficient, Scalable RL Training Framework for Reasoning & Search Engine Calling interleaved LLM based on veRL

SkyRL: A Modular Full-stack RL Library for LLMs

verl: Volcano Engine Reinforcement Learning for LLMs

A Gym for Agentic LLMs

An extensible RL framework for training LLM agents with advanced search capabilities, built on VERL and supporting state-of-the-art search strategies.

The raw UserRL repo under construction

RAGEN leverages reinforcement learning to train LLM reasoning agents in interactive, stochastic environments.

verl-agent is an extension of veRL, designed for training LLM/VLM agents via RL. verl-agent is also the official code for paper "Group-in-Group Policy Optimization for LLM Agent Training"