Popular GitHub Repositories for Unity

The Unity Machine Learning Agents Toolkit (ML-Agents) is an open-source project that enables games and simulations to serve as environments for training intelligent agents using deep reinforcement learning and imitation learning.

Open source simulator for autonomous vehicles built on Unreal Engine / Unity, from Microsoft AI & Research

fay是一个帮助数字人（2.5d、3d、移动、pc、网页）或大语言模型（openai兼容、deepseek）连通业务系统的agent框架。

Implementations from the free course Deep Reinforcement Learning with Tensorflow and PyTorch

behaviac is a framework of the game AI development, and it also can be used as a rapid game prototype design tool. behaviac supports the behavior tree, finite state machine and hierarchical task network(BT, FSM, HTN)

NeRF (Neural Radiance Fields) and NeRF in the Wild using pytorch-lightning

A Unity library for common movement AI

A 2D Unity simulation in which cars learn to navigate themselves through different courses. The cars are steered by a feedforward neural network. The weights of the network are trained using a modified genetic algorithm.

Create characters in Unity with LLMs!

Generic C# GOAP (Goal Oriented Action Planning) library with Unity3d examples

Perception toolkit for sim2real training and validation in Unity

ChatdollKit enables you to make your 3D model into a chatbot

TensorFlow Lite Samples on Unity

Here we will keep track of the latest AI Game Development Tools, including LLM, Agent, Code, Writer, Image, Texture, Shader, 3D Model, Animation, Video, Audio, Music, Singing Voice and Analytics. ?

An unofficial OpenAI Unity Package that aims to help you use OpenAI API directly in Unity Game engine.

MCP Unity Server to integrate Unity Editor game engine with different AI Model clients (e.g. Claude Desktop, Windsurf, Cursor)

Live2D Virtual Human for Chatting based on Unity

Running speech to text model (whisper.cpp) in Unity3d on your local machine.

A Non-Official OpenAI Rest Client for Unity (UPM)

Automatic 3D Character animation using Pose Estimation and Landmark Generation techniques