pufferlib

Automate reinforcement learning workflows with vectorized environments and PPO training.

Updated Mar 31, 2026
One-click install
npx skills add https://github.com/HaykTarkhanyan/dst_research --skill pufferlib-hayktarkhanyan
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: pufferlib
Source: https://github.com/HaykTarkhanyan/dst_research/tree/main/.claude/skills/pufferlib
Command: npx skills add https://github.com/HaykTarkhanyan/dst_research --skill pufferlib-hayktarkhanyan

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill requires torch, pufferlib, numpy, and includes scripts (resource) and references (resource) components.

What problem does it solve?

PufferLib delivers a high-performance reinforcement learning framework that accelerates the development, training, and deployment of RL agents by offering vectorized environments, a fast PPO-based trainer, and seamless integration with popular frameworks.

Core Features & Use Cases

  • Training RL agents with PPO on single or multi-agent environments.
  • Building custom high-performance environments with the PufferEnv API.
  • Vectorized environment execution and scalable training for large-scale experiments.

Quick Start

Install pufferlib and begin training with your first vectorized environment using the PuffeRL trainer.

Frequently Asked Questions about pufferlib

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I scale reinforcement learning training for multi-agent environments?▼

You can scale reinforcement learning training for multi-agent environments using a vectorized execution framework with shared memory. PufferLib supports multi-agent setups and integrates with PettingZoo to enable scalable training.

Can I train RL agents with PPO using my own Gymnasium environments?▼

Yes, you can train RL agents with PPO using custom Gymnasium environments. The framework provides a fast PPO-based trainer and allows you to build custom high-performance environments using the PufferEnv API.

Does PyTorch support vectorized environment execution for large-scale RL experiments?▼

PyTorch supports vectorized environment execution for large-scale RL experiments when paired with a framework like PufferLib. This combination leverages shared memory vectorization to accelerate multi-environment execution.

What is the best way to build high-performance custom environments for RL training?▼

The best way to build high-performance custom environments for RL training is using the PufferEnv API. It provides shared memory vectorization and multi-environment execution to maximize training speed.

Do I need Python and PyTorch to run reinforcement learning workflows with PufferLib?▼

Yes, you need Python and PyTorch to run reinforcement learning workflows with PufferLib. The framework requires these dependencies along with the PufferLib package and numpy to execute its vectorized training.

Can I integrate Atari and Procgen environments into a scalable RL training pipeline?▼

You can integrate Atari and Procgen environments into a scalable RL training pipeline using PufferLib. The framework natively supports these environments alongside NetHack and other Ocean suite environments for fast training.