PyPI · Go · crates.io100Exceptionalhealth index

wandb/wandbThe AI developer platform. Use Weights & Biases to train and fine-tune models, and manage models from experimentation to production.
Python · Go★ 11.2K↓ 26.6M/moAug 27, 2026
Maven · PyPI99Exceptionalhealth index

ray-project/rayRay is an AI compute engine. Ray consists of a core distributed runtime and a set of AI Libraries for accelerating ML workloads.
Python · C++★ 43.8KSep 16, 2026
PyPI98Exceptionalhealth index

kvcache-ai/MooncakeMooncake is the serving platform for Kimi, a leading LLM service provided by Moonshot AI.
C++ · Python★ 6,598Sep 17, 2026
PyPI · crates.io98Exceptionalhealth index

sgl-project/sglangSGLang is a high-performance serving framework for large language models and multimodal models.
Python★ 36K↓ 41.5M/moSep 16, 2026
PyPI96Exceptionalhealth index

Farama-Foundation/GymnasiumA standard API for single-agent reinforcement learning environments, with popular reference environments and related utilities (formerly Gym)
Python★ 12.4K↓ 5.7M/moAug 27, 2026
PyPI96Exceptionalhealth index
Python★ 2,333Sep 10, 2026
PyPI · npm95Exceptionalhealth index
Python · MDX★ 1,179↓ 375.8K/moSep 10, 2026
PyPI95Exceptionalhealth index

google-deepmind/open_spielOpenSpiel is a collection of environments and algorithms for research in general reinforcement learning and search/planning in games.
C++ · Python★ 5,440Aug 28, 2026
PyPI94Exceptionalhealth index

AgileRL/AgileRLStreamlining reinforcement learning with RLOps. State-of-the-art RL algorithms and tools, with 10x faster training through evolutionary hyperparameter optimization.
Python★ 951Sep 11, 2026
PyPI94Exceptionalhealth index
Python★ 4,565↓ 378.1K/moAug 28, 2026
PyPI94Exceptionalhealth index

mujocolab/mjlabIsaac Lab API, powered by MuJoCo-Warp, for RL and robotics research
Python★ 3,049Sep 13, 2026
PyPI93Exceptionalhealth index
C++ · IDL★ 2,451↓ 181K/moSep 17, 2026
npm93Exceptionalhealth index

proffesor-for-testing/agentic-qeAgentic QE Fleet is an open-source AI-powered QA/QE platform designed for use with Coding Agents (works best with Claude Code) featuring specialized agents and skills to support testing activities for a product at any stage of the SDLC. Free to use, fork, build, and contribute. Based on the Agentic QE Framework created by Dragan Spiridonov.
TypeScript★ 474↓ 56.4K/moSep 5, 2026
PyPI · npm93Exceptionalhealth index

trycua/cuaScale computer-use 2.0 with open-source drivers, cross-OS fleets, and benchmarks for training, evaluation, and data generation.
HTML · Rust · Python★ 22.7K↓ 26.8K/moSep 16, 2026
PyPI92Excellenthealth index
Python★ 302↓ 21.5K/moSep 20, 2026
PyPI92Excellenthealth index
Python★ 87↓ 149/moSep 12, 2026
PyPI · npm92Excellenthealth index

unslothai/unslothLocal UI to run and train LLMs and diffusion models. Supports GGUF, MLX, Qwen3.8, DeepSeek-V4, MiniMax-H3, Gemma 4, FLUX and more.
Python · TypeScript★ 76.2K↓ 1.3M/moSep 16, 2026
PyPI91Excellenthealth index

Farama-Foundation/PettingZooA standard API for multi-agent reinforcement learning environments, with popular reference environments and related utilities
Python★ 3,516↓ 228.3K/moSep 17, 2026
PyPI91Excellenthealth index

JudgmentLabs/judgevalThe Continuous-Improvement Stack for Agents. Our environment data and evals power agent improvement and monitoring.
Python★ 1,063↓ 233.1K/moSep 17, 2026
PyPI91Excellenthealth index
Python★ 7↓ 3,252/moSep 18, 2026
PyPI91Excellenthealth index

pytorch/rlA modular, primitive-first, python-first PyTorch library for Reinforcement Learning.
Python★ 3,548↓ 84.8K/moSep 5, 2026
PyPI90Excellenthealth index

DLR-RM/stable-baselines3PyTorch version of Stable Baselines, reliable implementations of reinforcement learning algorithms.
Python★ 13.8KSep 17, 2026
npm90Excellenthealth index

enactic/openarmA fully open-source humanoid arm for physical AI research and deployment in contact-rich environments.
MDX · TypeScript★ 2,924Sep 5, 2026
PyPI89Excellenthealth index
Python★ 865↓ 7,072/moOct 3, 2026
PyPI89Excellenthealth index
Python · TypeScript★ 337Sep 8, 2026
crates.io84Excellenthealth index

davidhozic/mujoco-rsMuJoCo bindings and high-level wrappers for the Rust programming language. Includes the viewer.
Rust★ 82↓ 5,611/moSep 18, 2026
PyPI83Excellenthealth index

google-deepmind/dm_controlGoogle DeepMind's software stack for physics-based simulation and Reinforcement Learning environments, using MuJoCo.
Python★ 4,694Sep 17, 2026
PyPI83Excellenthealth index

ugr-sail/sinergymGym environment for building simulation and control using reinforcement learning
Python★ 235↓ 10.3K/moSep 18, 2026
PyPI80Excellenthealth index

desy-ml/cheetahFast and differentiable particle accelerator optics simulation for reinforcement learning and optimisation applications.
Python · Jupyter Notebook★ 70↓ 2,231/moSep 18, 2026

scaleapi/agentenv-frameworkCreating realistic RL environments requires collaboration between researchers, engineers, and domain experts across many dimensions: artifacts, environments tools, dynamism of the environment, reproducibility, and more. There is no open source framework for building these environments effectively. Until now.
Python · TypeScript★ 27↓ 3,086/moOct 6, 2026