Play with fluids in your browser (works even on mobile)

An open source re-implementation of RollerCoaster Tycoon 2 🎢

Bullet Physics SDK: real-time collision detection and multi-physics simulation for VR, games, visual effects, robotics, machine learning etc.

Combustion engine simulator that generates realistic audio.

A work-in-progress, open-source, multi-player city simulation game.

Transportation planning and traffic simulation software for creating cities friendlier to walking, biking, and public transit

类似按键精灵的鼠标键盘录制和自动化操作 模拟点击和键入 | automate mouse clicks and keyboard input

OpenTTD is an open source simulation game based upon Transport Tycoon Deluxe

A multi core friendly rigid body physics and collision detection library, written in C++, suitable for games and VR applications.

Written in C++ and using SDL, The Powder Toy is a desktop version of the classic 'falling sand' physics sandbox, it simulates air pressure and velocity as well as heat.

The fastest and most memory efficient lattice Boltzmann CFD software, running on all GPUs via OpenCL.

An open source quadruped robot pet framework for developing Boston Dynamics-style four-legged robots that are perfect for STEM, coding & robotics education, IoT robotics applications, AI-enhanced robotics application services, research, and DIY robotics kit development.

Webots Robot Simulator

A simple program to simulate artificial life using attraction/reuplsion forces between many particles

Hackable HTTP proxy for resiliency testing and simulated network conditions

Python Library for learning (Structure and Parameter), inference (Probabilistic and Causal), and simulations in Bayesian Networks.

The main repository for the development of the evolution game Thrive.

10 differentiable physical simulators built with Taichi differentiable programming (DiffTaichi, ICLR 2020)

MacOS application to spoof / fake / mock your iOS / iPadOS or iPhoneSimulator device location. WatchOS and TvOS are partially supported.

Eclipse SUMO is an open source, highly portable, microscopic and continuous traffic simulation package designed to handle large networks. It allows for intermodal simulation including pedestrians and comes with a large set of tools for scenario creation.