function: simulation
1593 products, primary matches first, then adoption-weighted; health v2 shown.
| Product | Health v2 | Stars | Maturity |
|---|---|---|---|
| Hydr8gon/NooDS NooDS is a fast, portable Nintendo DS and Game Boy Advance emulator written in C++. It features accurate software rendering with upscaling,… | 86 | 1146 | active |
| redorav/hlslpp A header-only C++ math library that mirrors HLSL shading language syntax, including vectors, matrices, quaternions, swizzling, and data pac… | 83 | 1145 | active |
| extropic-ai/thrml THRML is a JAX library for building and sampling probabilistic graphical models, focused on efficient block Gibbs sampling of energy-based … | 71 | 1144 | active |
| OpenAstroTech/OpenAstroTracker OpenAstroTracker is a repository of CAD (OpenSCAD) and STL files for a cheap, 3D-printed DSLR tracking, GoTo, and autoguiding mount for ast… | 26 | 1143 | active |
| lnis-uofu/OpenFPGA OpenFPGA is the first open-source FPGA IP generator with silicon proofs, supporting highly customizable FPGA architectures. It provides a c… | 68 | 1142 | active |
| MIT-SPARK/Hydra Hydra is a C++ system that incrementally builds hierarchical 3D Scene Graphs from sensor data in real time. It is developed by MIT SPARK as… | 68 | 1142 | active |
| B-Lang-org/bsc The Bluespec Compiler (BSC) is a compiler, simulator, and toolchain for the Bluespec Hardware Description Language, supporting both Bluespe… | 82 | 1141 | active |
| GENIVI/CANdevStudio CANdevStudio is a cost-effective, open-source development tool for CAN bus simulation, designed to replace expensive commercial CAN framewo… | 37 | 1140 | active |
| diego-vicente/som-tsp A Python implementation that solves the Traveling Salesman Problem using Self-Organizing Maps, a neural network technique adapted to find a… | 32 | 3933 | maintenance |
| TomHarte/CLK Clock Signal (CLK) is a low-latency emulator of many classic 8-bit and 16-bit home computers and consoles, including the ZX Spectrum, Apple… | 95 | 1135 | active |
| dgreenheck/OpenFracture OpenFracture is an open-source Unity package for procedurally fracturing and slicing 3D meshes at runtime or in the editor. It supports con… | 32 | 1135 | stable |
| SarahWeiii/CoACD CoACD is a C++ library (with Python bindings and a Unity package) that performs approximate convex decomposition of 3D triangle meshes usin… | 98 | 1134 | active |
| aliyun/SimAI SimAI is a large-scale network simulation toolkit from Alibaba Cloud for modeling AI training and inference workloads on GPU clusters, publ… | 66 | 1133 | active |
| festivities/Blender-miHoYo-Shaders A collection of Blender shader materials that replicate the cel-shaded look of Genshin Impact on datamined character assets. Distributed as… | 10 | 1133 | active |
| huawei-noah/trustworthyAI A collection of trustworthy AI projects from Huawei Noah's Ark Lab, centered on gCastle, a causal structure learning toolchain with many gr… | 61 | 1132 | active |
| jasonrohrer/OneLife One Hour One Life is an open-source multiplayer survival game about parenting and civilization building, where each player lives a one-hour… | 76 | 1130 | active |
| qmonnet/rbpf rbpf is a Rust crate providing a user-space virtual machine for executing eBPF programs. It includes an interpreter, an x86_64 JIT compiler… | 70 | 1125 | active |
| NVIDIA/cuda-quantum NVIDIA's CUDA-Q platform providing C++ and Python tools for programming heterogeneous quantum-classical workflows across QPUs, GPUs, and CP… | 91 | 1124 | active |
| MuMech/MechJeb2 MechJeb2 is an autopilot and flight assistant mod for the game Kerbal Space Program, written in C#. It automates maneuvers such as ascent, … | 75 | 1124 | active |
| CCNYRoboticsLab/imu_tools A collection of ROS/ROS2 packages for IMU sensor processing, including Madgwick and complementary filters that fuse gyroscope, acceleromete… | 71 | 1124 | active |
| hanruihua/ir-sim IR-SIM is an open-source, Python-based lightweight robot simulator for navigation, control, and learning. It provides a simple YAML-driven … | 100 | 1122 | active |
| hannorein/rebound REBOUND is an open-source N-body integration library for simulating the gravitational motion of particles such as stars, planets, moons, an… | 93 | 1122 | active |
| cggos/imu_x_fusion A C++/ROS library implementing loosely-coupled IMU + X (GNSS, 6DoF odometry) fusion localization using ESKF, IEKF, UKF variants, and MAP es… | 38 | 1122 | active |
| lucky-sideburn/kubeinvaders KubeInvaders is a gamified chaos engineering tool for Kubernetes inspired by Space Invaders, letting users stress clusters and observe resi… | 75 | 1120 | active |
| blackjax-devs/blackjax BlackJAX is a library of fast, modular MCMC samplers (NUTS, HMC, and more) built on JAX, running on CPU, GPU, and TPU. It is not a full pro… | 89 | 1119 | active |
| NJU-ProjectN/nemu NEMU is a simple but complete full-system emulator supporting x86, mips32, riscv32, and riscv64 instruction sets, designed for teaching com… | 76 | 1119 | active |
| VLSIDA/OpenRAM OpenRAM is an open-source Python framework that acts as a compiler for static random access memory (SRAM). It generates layouts, netlists, … | 67 | 1119 | active |
| janestreet/hardcaml Hardcaml is an OCaml library for designing and testing hardware circuits, letting users express hardware designs using OCaml's type system … | 64 | 1118 | active |
| lighttransport/nanort NanoRT is a single-header, portable C++ ray tracing kernel providing BVH construction and robust ray/geometry intersection. It serves as an… | 52 | 1118 | active |
| ZiwenZhuang/parkour Official code for 'Robot Parkour Learning' (CoRL 2023), a reinforcement learning system that trains quadrupedal robots to perform vision-ba… | 50 | 1114 | active |
| splinedrive/kianRiscV A collection of open-source RISC-V RV32IMA system-on-chip designs written in Verilog/SystemVerilog, featuring MMU with SV32 virtual memory … | 70 | 1113 | active |
| ValveSoftware/steamvr_unity_plugin Valve's official Unity plugin for interfacing with SteamVR, enabling VR development across all popular headsets through one API. It manages… | 52 | 1113 | active |
| libriscv/libriscv libriscv is an embeddable C++20 RISC-V (RVA23) userspace emulator and sandboxing library focused on ultra-low-latency VM function calls and… | 95 | 1111 | active |
| luxkun/ReGoap ReGoap is a generic C# GOAP (Goal Oriented Action Planning) library with adapters for Unity and Godot. It provides an engine-agnostic plann… | 58 | 1111 | active |
| unitreerobotics/unifolm-world-model-action UnifoLM-WMA-0 is Unitree's open-source world-model-action framework for general-purpose robot learning across multiple robotic embodiments.… | 50 | 1109 | active |
| Chakazul/Lenia Lenia is a collection of implementations (Python, MATLAB, JavaScript, Jupyter, R) of a continuous cellular automaton that produces naturali… | 23 | 3814 | maintenance |
| mlivesu/cinolib CinoLib is a header-only C++ library for processing polygonal and polyhedral meshes, supporting triangle, quad, and general polygon surface… | 67 | 1106 | active |
| opensim-org/opensim-core OpenSim Core is a C++ library and set of command-line applications for building musculoskeletal models and running dynamic simulations of m… | 86 | 1105 | stable |
| dpjudas/SurrealEngine Surreal Engine is an open-source reimplementation of Unreal Engine 1 written in C++, focused on making Unreal (Gold) and Unreal Tournament … | 68 | 1102 | active |
| subprotocol/verlet-js A simple 2D Verlet integration physics engine written in JavaScript, supporting particles, distance constraints, and angular constraints. I… | 32 | 3792 | maintenance |
| acemod/ACE3 ACE3 is an open-source realism and authenticity mod for Arma 3, built as a collaborative merger of the ACE2, AGM, and CSE teams. It is modu… | 95 | 1101 | active |
| Wren6991/Hazard3 Hazard3 is a 3-stage RISC-V (RV32IMACZb*) soft processor core written in Verilog, with JTAG/APB debug support, PMP, and hardware breakpoint… | 82 | 1101 | active |
| superxslam/SuperOdom SuperOdometry is a lightweight C++/ROS library for LiDAR-only and LiDAR-inertial odometry and mapping, developed by CMU's AirLab. It fuses … | 52 | 1101 | active |
| Strilanc/Quirk Quirk is a drag-and-drop quantum circuit simulator that runs entirely in the browser, letting users build small quantum circuits and see st… | 23 | 1098 | stable |
| waymo-research/waymax Waymax is a lightweight, multi-agent autonomous driving simulator built entirely in JAX, based on the Waymo Open Motion Dataset. It support… | 49 | 1096 | active |
| kubernetes-sigs/kube-scheduler-simulator A simulator for the Kubernetes kube-scheduler that runs a fake KWOK-powered cluster with a debuggable scheduler. It annotates Pods with det… | 42 | 1095 | active |
| gscept/nebula Nebula is a free, open-source modern C++ game engine built around Vulkan rendering, data-oriented architecture, and multithreading. It is a… | 77 | 1094 | active |
| RenderKit/ospray Intel OSPRay is an open-source, scalable, portable ray tracing engine for high-fidelity, high-performance visualization on CPUs and Intel G… | 67 | 1094 | active |
| Scthe/nanite-webgpu A browser-based implementation of Unreal Engine 5's Nanite virtualized geometry system using WebGPU, written in TypeScript. It includes a m… | 60 | 1094 | active |
| Rosalie241/RMG Rosalie's Mupen GUI (RMG) is a free, open-source graphical front-end for the mupen64plus Nintendo 64 emulator, written in C++ with Qt. It p… | 94 | 1093 | active |
| openmc-dev/openmc OpenMC is a Monte Carlo particle transport code for simulating neutron and photon transport in constructive solid geometry using continuous… | 87 | 1093 | active |
| SlugLab/CXLMemSim CXLMemSim is a simulation and emulation framework for CXL 3.0 memory systems, combining a latency/bandwidth/topology/coherency simulator wi… | 70 | 1092 | active |
| hanruihua/NeuPAN NeuPAN is a real-time, map-free robot motion planner that maps raw obstacle point data directly to control actions using an end-to-end MPC-… | 69 | 1090 | active |
| GafferHQ/gaffer Gaffer is a free, open-source, node-based VFX application for look development, lighting, and compositing, with Python and OSL scripting fo… | 95 | 1089 | stable |
| PKU-MARL/DexterousHands Bi-DexHands is a Python library providing bimanual dexterous hand manipulation environments built on NVIDIA Isaac Gym for reinforcement lea… | 35 | 1085 | active |
| lampe-games/godot-open-rts An open-source real-time strategy game built with Godot 4, featuring terrain and air units, fog of war, minimap, and AI opponents. It doubl… | 22 | 1085 | active |
| foxssake/netfox netfox is a set of Godot engine addons for building responsive online multiplayer games. It provides consistent cross-machine timing, smoot… | 77 | 1084 | active |
| razimantv/mazegenerator A C++ command-line tool that generates mazes of various shapes (rectangular, hexagonal, honeycomb, circular, triangular) and arbitrary size… | 64 | 1084 | stable |
| alessandro-zomparelli/tissue Tissue is a Blender add-on for computational design, providing tools for parametric mesh generation, tessellation, and reaction-diffusion s… | 81 | 1083 | active |
| shashwatak/satellite-js A TypeScript/JavaScript library implementing SGP4 and SDP4 orbital propagation from TLE and OMM data, usable in web and Node.js environment… | 93 | 1082 | active |
| TinyMPC/TinyMPC TinyMPC is an open-source C++ solver for convex model-predictive control with a small memory footprint, designed for resource-constrained m… | 73 | 1081 | active |
| Razaekel/noise-rs A Rust library for procedural noise generation, providing gradient noise functions like Perlin noise that can be chained and combined into … | 35 | 1079 | active |
| hrbrmstr/pewpew IPew is a customizable D3/Datamaps-based HTML/JavaScript visualization for building your own animated IP 'cyber attack' world map, complete… | 50 | 1077 | active |
| louiszengCN/CarlaAir CarlaAir is an open-source simulation infrastructure that combines CARLA's high-fidelity urban driving environments with physics-accurate m… | 74 | 1076 | active |
| autonomousvision/navsim NAVSIM is a data-driven pseudo-simulation framework and benchmark for autonomous vehicle planning, evaluating driving agents non-reactively… | 50 | 1076 | active |
| cmangos/mangos-classic CMaNGOS Classic is an open-source C++ game server that emulates the World of Warcraft 1.12 (Classic) server experience for local, education… | 84 | 1074 | active |
| Motion Planning A collection of motion planning algorithm implementations covering graph search (A*, JPS, D*, LPA*, D* Lite, Theta*), sampling-based planni… | 83 | 1074 | active |
| OranAi-Ltd/oransim Oransim is an open-source causal digital twin engine for marketing, simulating a large virtual consumer society with LLM-backed personas to… | 56 | 1073 | active |
| danoon2/Boxedwine Boxedwine is a C++ emulator that runs 16/32-bit Windows applications and games by emulating a CPU and Linux kernel on top of 32-bit Wine. I… | 81 | 1072 | active |
| XiaoLuoLYG/GOD GOD (Govern, Observe, Direct) is a real-time control room for inspecting and steering societies of LLM-powered agents, letting operators pa… | 74 | 1072 | active |
| LucasAlegre/sumo-rl SUMO-RL is a Python library that provides Gymnasium and PettingZoo-compatible reinforcement learning environments for traffic signal contro… | 55 | 1071 | active |
| Mindwerks/worldengine WorldEngine is a Python-based procedural world generator that simulates plate tectonics, erosion, rain shadows, and Holdridge life zones to… | 73 | 1070 | active |
| google-research/football Google Research Football is a reinforcement learning environment based on the open-source Gameplay Football game, created by the Google Bra… | 10 | 3661 | maintenance |
| slashback100/presence_simulation A Home Assistant integration that simulates occupancy while you are away by replaying historical on/off states of lights, switches, covers,… | 90 | 1069 | active |
| CoolProp/CoolProp CoolProp is an open-source C++ library providing thermophysical property data for pure fluids, mixtures, incompressible fluids, and brines,… | 92 | 1067 | stable |
| leap71/PicoGK PicoGK is a compact, open-source computational geometry kernel written in C++ with a C# layer, built by LEAP 71 as the foundation for Compu… | 89 | 1067 | active |
| google/agi Android GPU Inspector (AGI) is a graphics profiling tool from Google for Android applications using Vulkan and OpenGL ES. It supports Qualc… | 64 | 1066 | active |
| rafael-fuente/diffractsim A flexible Python library for simulating and visualizing diffraction and physical optics phenomena using scalar diffraction techniques like… | 65 | 1065 | active |
| abizovnuralem/go2_omniverse A Python library providing Unitree Go2 and G1 robot support for NVIDIA Isaac Lab / Isaac Sim, enabling simulation of these quadruped and hu… | 56 | 1064 | active |
| willem-pennings/balancing-cube A complete open-source hardware and software project for a self-balancing cube that stands on its corner or edge using three reaction wheel… | 25 | 1064 | stable |
| ccsb-scripps/AutoDock-Vina AutoDock Vina is an open-source molecular docking engine used for predicting how small molecules bind to protein targets. It supports fast … | 73 | 1062 | active |
| viblo/pymunk Pymunk is a Pythonic 2D rigid body physics library built on top of Munk2D (a fork of Chipmunk2D). It provides easy-to-use physics simulatio… | 80 | 1061 | stable |
| neka-nat/cupoch Cupoch is a C++/Python library that implements rapid 3D data processing for robotics using CUDA, based on Open3D. It provides GPU-accelerat… | 63 | 1061 | active |
| ebruneton/precomputed_atmospheric_scattering A reference C++/OpenGL implementation of the Precomputed Atmospheric Scattering (EGSR 2008) paper, with extensive documentation, unit tests… | 52 | 1061 | stable |
| LeCAR-Lab/human2humanoid Official implementation of H2O and OmniH2O, reinforcement-learning-based systems for real-time whole-body teleoperation of full-sized human… | 25 | 1060 | active |
| openscenegraph/OpenSceneGraph OpenSceneGraph is an open-source high-performance 3D graphics toolkit written in Standard C++ and OpenGL, providing a robust scene graph te… | 32 | 3608 | maintenance |
| danijar/dreamerv2 A TensorFlow 2 implementation of the DreamerV2 model-based reinforcement learning agent that learns world models from high-dimensional imag… | 32 | 1056 | stable |
| TeleHuman/PBHC Official implementation of KungfuBot, a physics-based humanoid whole-body control framework for learning highly-dynamic skills like kungfu … | 59 | 1055 | active |
| RocketPy-Team/RocketPy RocketPy is a Python library for high-fidelity 6-DOF trajectory simulation of high-power rockets, including variable mass effects, parachut… | 97 | 1052 | active |
| NVIDIAGameWorks/PhysX NVIDIA PhysX SDK 4.1, a scalable multi-platform real-time physics engine for rigid body dynamics and collision detection, used in game engi… | 23 | 3587 | maintenance |
| openai/retro Gym Retro is a Python library that turns classic video games into Gym environments for reinforcement learning research, with integrations f… | 10 | 3585 | maintenance |
| keijiro/Skinner Skinner is a Unity library of special effects that use the vertices of an animating skinned mesh as emitting points for particle and trail … | 23 | 3581 | maintenance |
| KarypisLab/METIS METIS is a C library and set of serial programs for partitioning graphs and finite element meshes, and for computing fill-reducing ordering… | 71 | 1049 | stable |
| pond3r/ggpo GGPO is a C++ SDK that implements rollback networking, using input prediction and speculative execution to give online multiplayer games th… | 32 | 3578 | maintenance |
| movsim/traffic-simulation-de An interactive JavaScript/HTML5 traffic flow microsimulation web application, the source code behind traffic-simulation.de. It simulates sc… | 75 | 1048 | active |
| Duet3D/RepRapFirmware RepRapFirmware is object-oriented C++ firmware for controlling 3D printers and related devices on ARM Cortex-based electronics such as ATSA… | 87 | 1047 | active |
| buddhi1980/mandelbulber2 Mandelbulber v2 is a cross-platform desktop application for generating and rendering photorealistic three-dimensional fractals such as Mand… | 71 | 1047 | active |
| aligungr/UERANSIM UERANSIM is an open source 5G UE (user equipment) and RAN (gNodeB) simulator implementing 3GPP R15 specifications. It simulates a 5G mobile… | 80 | 1046 | active |
| vectr-ucla/direct_lidar_odometry Direct LiDAR Odometry (DLO) is a lightweight, computationally-efficient frontend LiDAR odometry package for consistent and accurate pose es… | 23 | 1046 | stable |
| skyfloogle/red-viper Red Viper is a Nintendo Virtual Boy emulator for the Nintendo 3DS, continuing the work on r3Ddragon. It uses a dynamic recompiler and hardw… | 96 | 1045 | active |