function: simulation

1593 products, primary matches first, then adoption-weighted; health v2 shown.

Product	Health v2	Stars	Maturity
OpenDUNE/OpenDUNE OpenDUNE is an open-source reimplementation of the classic real-time strategy game Dune II, written in C. It recreates the original game en…	56	1683	active
chungmin99/pyroki PyRoki is a modular Python toolkit for robot kinematic optimization built on JAX, providing differentiable forward kinematics from URDFs, c…	53	1682	active
HybridRobotics/berkeley-humanoid-lite Berkeley Humanoid Lite is the open-source codebase for a sub-$5,000 3D-printed humanoid robot platform from UC Berkeley. It includes Isaac …	56	1681	active
aws/aws-fpga The official AWS EC2 FPGA Hardware and Software Development Kit for building hardware accelerators on EC2 F2 instances. It provides tools, …	93	1677	active
robocasa/robocasa RoboCasa is a large-scale simulation framework for training and benchmarking generally capable robots on everyday tasks, focused on kitchen…	81	1677	active
pulp-platform/axi A collection of synthesizable SystemVerilog IP modules for building AXI4 and AXI4-Lite on-chip communication networks, including crossbars,…	87	1666	active
mit-han-lab/torchquantum TorchQuantum is a PyTorch-based framework for quantum computing simulation, supporting statevector and pulse-level simulation on GPUs with …	64	1662	active
SciML/ModelingToolkit.jl ModelingToolkit.jl is a Julia-based acausal, equation-based modeling framework and computer algebra system for symbolic-numeric computation…	95	1661	active
pyscf/pyscf PySCF is a Python-based framework for quantum chemistry simulations, providing electronic structure methods such as Hartree-Fock, density f…	93	1658	stable
libfive/libfive libfive is a C++ framework and geometry kernel for solid modeling using functional representations (f-reps), with a C API, Scheme and Pytho…	55	1653	active
maziarraissi/PINNs The original reference implementation of Physics-Informed Neural Networks (PINNs), which train neural networks to solve and discover nonlin…	62	6111	maintenance
pybamm-team/PyBaMM PyBaMM (Python Battery Mathematical Modelling) is an open-source Python package for fast, flexible physics-based battery simulation. It pro…	99	1648	active
google-deepmind/concordia Concordia is a Python library for building generative agent-based social simulations, using a tabletop role-playing game pattern where a Ga…	84	1647	active
Akkudoktor-EOS/EOS AkkudoktorEOS is a self-hosted Python application that simulates and optimizes home energy systems, generating optimized plans for photovol…	80	1647	active
mekanism/Mekanism Mekanism is an independent Minecraft mod adding high-tech machinery, energy systems, tiered factories, jetpacks, armor, and tools. It is wr…	91	1643	active
pvlib/pvlib-python pvlib-python is a community-developed Python toolbox providing documented functions and classes for simulating the performance of photovolt…	91	1643	stable
Uriopass/Egregoria Egregoria is an open-source 3D city-building game written in Rust with wgpu, inspired by Cities: Skylines but without a grid. It emphasizes…	34	1637	active
devbisme/skidl SKiDL is a Python library for describing electronic circuits in code instead of a schematic editor. It performs electrical rules checking a…	97	1636	active
opendilab/LightZero LightZero is a lightweight, open-source Python toolkit that unifies Monte Carlo Tree Search (MCTS) with deep reinforcement learning, implem…	67	1636	active
gaoxiang12/lightning-lm Lightning-LM is a C++ library providing a complete 3D LiDAR SLAM system with fast LIO front-end, real-time loop closure detection, and high…	51	1632	active
hku-mars/FAST-LIVO FAST-LIVO is a fast, tightly-coupled sparse-direct LiDAR-Inertial-Visual Odometry system combining a LIO subsystem that registers raw point…	51	1631	stable
HKUST-Aerial-Robotics/VINS-Mono VINS-Mono is a real-time SLAM framework for monocular visual-inertial systems, using an optimization-based sliding window formulation for h…	32	6011	maintenance
gaea-godot/gaea Gaea is a procedural generation add-on for Godot 4 that uses a node-based graph system to build customizable generation pipelines for 2D an…	68	1629	active
Rangi42/polishedcrystal Pokémon Polished Crystal is an open-source ROM hack of Pokémon Crystal built on the pret pokecrystal disassembly, written in Game Boy assem…	86	1624	active
takram-design-engineering/three-geospatial A monorepo of TypeScript libraries for geospatial rendering in Three.js, including precomputed atmospheric scattering, volumetric clouds, G…	77	1622	active
amazon-far/holosoma Holosoma is a Python framework for training and deploying reinforcement learning policies on humanoid robots, supporting locomotion and who…	61	1616	active
mihaip/infinite-mac Infinite Mac is a browser-based emulator of classic Macintosh computers (System 1 through Mac OS 9 and early PPC Macs), built on WebAssembl…	80	1613	active
godlikepanos/anki-3d-engine AnKi is an open-source 3D game engine written in C++ that runs on Vulkan and D3D12 across Linux, Windows, and Android. It features a modern…	77	1610	active
nevermore3d/Nevermore_Micro Nevermore Micro is an open-source hardware design for compact activated carbon air filters that remove VOCs and fumes from 3D printer enclo…	32	1609	active
fofapro/fapro FaPro is a free, cross-platform, single-file mass network protocol server simulator written in Python. It can start or stop many fake netwo…	23	1609	active
enkimute/ganja.js ganja.js is a JavaScript Geometric Algebra code generator that creates Clifford algebras of any signature with operator overloading and alg…	23	1608	stable
clash-lang/clash-compiler Clash is a functional hardware description language based on Haskell, with a compiler that transforms high-level descriptions into synthesi…	88	1606	active
pypose/pypose PyPose is a PyTorch-based Python library for differentiable robotics on manifolds, combining deep perceptual models with physics-based opti…	91	1605	active
Zhefan-Xu/NavRL NavRL is a reinforcement learning framework for safe robot and UAV navigation in dynamic environments, published at IEEE RA-L 2025. It incl…	33	1587	active
dgreenheck/ez-tree EZ-Tree is a procedural tree generator library for JavaScript and Three.js with dozens of tunable parameters, plus a standalone web app for…	66	1584	active
simulationcraft/simc SimulationCraft is a multi-player, event-driven combat simulator for World of Warcraft written in C++, modeling player character DPS in rai…	77	1582	active
googlevr/cardboard Google's open-source Cardboard SDK for building Virtual Reality experiences on Google Cardboard viewers. It provides motion tracking, stere…	84	1581	active
DiffEqML/torchdyn Torchdyn is a PyTorch library dedicated to numerical deep learning, providing tools for neural differential equations, implicit models, and…	23	1578	active
NVlabs/sionna Sionna is an open-source, GPU-accelerated, differentiable Python library from NVIDIA for research on communication systems. It comprises Si…	83	1577	active
edbeeching/godot_rl_agents Godot RL Agents is an open-source Python package that bridges games built in the Godot Engine with reinforcement learning algorithms, enabl…	64	1575	active
AngelLM/Thor Thor is an open source, 3D-printable 6-degrees-of-freedom robotic arm designed to be affordable (under 350€) and accessible for education, …	32	1574	active
Xetera/ghost-cursor A TypeScript library that generates human-like mouse movement paths using bezier curves, usable standalone on any 2D plane or integrated wi…	76	1573	active
ArztSamuel/Applying_EANNs A 2D Unity simulation where cars learn to navigate courses using a feedforward neural network trained by a modified genetic algorithm. It s…	43	1571	stable
Haskell-Things/ImplicitCAD ImplicitCAD is a math-inspired programmatic CAD program written in Haskell that builds 2D and 3D geometry using constructive solid geometry…	57	1570	active
gcorso/DiffDock DiffDock is a deep learning implementation of a diffusion generative model for molecular docking, predicting how small molecule ligands bin…	31	1569	active
thkruz/keeptrack.space KeepTrack is a TypeScript astrodynamics application that provides real-time 3D visualization of 50,000+ satellites and millions of debris o…	98	1566	active
triplea-game/triplea TripleA is a free, open-source turn-based grand strategy game and board game engine similar to Axis & Allies and Risk. It includes 100+ com…	99	1565	active
NatLabRockies/EnergyPlus EnergyPlus is a whole-building energy simulation program that models energy consumption and water use in buildings. It is developed in C++ …	87	1559	active
mupen64plus/mupen64plus-core Mupen64Plus-Core is the core emulation library of the Mupen64Plus Nintendo 64 emulator project, written in C. It provides the CPU, memory, …	64	1554	active
ethz-asl/kalibr Kalibr is a visual-inertial calibration toolbox for camera systems and inertial measurement units. It supports multi-camera, camera-IMU, IM…	32	5680	maintenance
AeonLucid/AndroidNativeEmu A Python library that partially emulates Android native (.so) libraries on a host machine using the Unicorn CPU emulator. It emulates the J…	26	1549	active
TASEmulators/fceux FCEUX is an open source NES emulator for Windows and Unix with solid emulation accuracy and advanced tools for power users. It is widely us…	66	1548	active
baijiuyang/collision-avoidance2 A computational modeling framework for pedestrian moving-obstacle avoidance behavior, implementing Fajen-style steering and Cohen-style avo…	73	1546	active
OSCPU/NutShell NutShell is an open-source RISC-V processor (SoC) designed by students at UCAS as part of the OSCPU project, written in Chisel/Scala. It su…	67	1545	active
alibaba/FederatedScope FederatedScope is a comprehensive federated learning platform built on PyTorch with an event-driven architecture. It provides convenient us…	23	1540	active
unitreerobotics/unitree_ros ROS packages providing robot descriptions and Gazebo simulation for Unitree robots (quadrupeds like Go1/Go2/A1 and humanoids like H1/G1). I…	77	1537	active
ARISE-Initiative/robomimic robomimic is a modular Python framework for robot learning from demonstration, providing standardized demonstration datasets and offline le…	69	1535	active
jazwa/rackstack A modular, 3D-printable mini rack system for homelab hardware, fully parameterized in OpenSCAD. It includes pre-generated STLs for mini, mi…	62	1534	active
ricosjp/truck Truck is an open-source CAD kernel written in Rust, providing geometric and topological data structures for shape processing such as B-spli…	77	1533	active
bitcraze/crazyflie-firmware The main open-source firmware for Bitcraze's Crazyflie Nano Quadcopter, Crazyflie Bolt, and Roadrunner Positioning Tag, written in C. It pr…	95	1532	active
bancika/diy-layout-creator DIY Layout Creator (DIYLC) is a multi-platform desktop application for drawing circuit layouts on stripboard, perfboard, PCB, and point-to-…	99	1520	active
AndreaOrru/LaiNES LaiNES is a compact, cycle-accurate Nintendo Entertainment System (NES) emulator written in C++ with SDL2. It includes a built-in GUI, save…	55	1518	active
methusalah/OpenRTS OpenRTS is an open-source 3D real-time strategy game engine written in pure Java on top of jMonkeyEngine 3. It includes a built-in editor, …	50	1518	active
POV-Ray/povray POV-Ray (The Persistence of Vision Raytracer) is a free, high-quality raytracing application for creating photorealistic three-dimensional …	48	1513	active
GPSnoopy/RayTracingInVulkan A real-time GPU ray tracer implementing Peter Shirley's 'Ray Tracing in One Weekend' using Vulkan's hardware ray tracing extension (VK_KHR_…	35	1513	active
Bareflank/hypervisor Bareflank is an open-source hypervisor SDK written in C++ (with Rust support) for rapidly prototyping custom hypervisors on 64-bit Intel an…	23	1511	active
kevinzakka/mink mink is a Python library for differential inverse kinematics built on the MuJoCo physics engine. It solves task-space objectives as a quadr…	87	1509	active
dRoninFlight/dRonin dRonin is open-source autopilot/flight controller firmware for OpenPilot/Tau Labs family boards, supporting multirotors, planes, and helico…	49	1508	active
sail-sg/envpool EnvPool is a C++-based batched environment pool with pybind11 bindings and a thread pool for high-performance parallel RL environment execu…	94	1506	active
ranjian0/building_tools A Blender addon for quickly modeling building exteriors, including floorplans, floors, doors, windows, roofs, stairs, and balconies. It is …	33	1504	active
pmp-library/pmp-library A modern C++ open-source library for processing and visualizing polygon surface meshes. It provides an efficient mesh data structure, stand…	67	1503	stable
mherb/kalman A header-only C++11 library implementing Kalman filter variants (EKF, SR-EKF, UKF, SR-UKF) built on the Eigen3 linear algebra library. User…	32	1502	stable
leggedrobotics/ocs2 OCS2 is a C++ toolbox for formulating and solving nonlinear optimal control problems, with an emphasis on real-time Model Predictive Contro…	65	1501	active
introlab/rtabmap_ros RTAB-Map's ROS package providing real-time appearance-based SLAM (RGB-D, stereo, and LiDAR graph SLAM) as ROS 1 and ROS 2 nodes. It integra…	76	1498	active
torch2424/wasmboy WasmBoy is a Game Boy and Game Boy Color emulator library written in WebAssembly using AssemblyScript, distributed via npm and importable i…	32	1498	active
fogleman/Minecraft A simple Minecraft-inspired voxel game demo written in Python using the Pyglet library. It is intended as an educational project to get kid…	32	5440	maintenance
rigetti/pyquil PyQuil is a Python library for building quantum programs in the Quil instruction language developed by Rigetti Computing. It generates, com…	94	1497	active
Crementif/BotW-BetterVR A VR mod/hook that adds a PC VR mode to The Legend of Zelda: Breath of the Wild running on the Cemu emulator. It provides stereo rendering …	99	1496	active
enewhuis/liquibook Liquibook is a modern C++ order matching engine library providing the low-level components for matching buy and sell orders of fungible ass…	23	1496	stable
ProjectBorealis/PBCharacterMovement An Unreal Engine C++ plugin implementing Half-Life 2 / Source Engine style classic FPS character movement, including bunnyhopping, strafe b…	45	1492	active
hku-mars/LiDAR_IMU_Init LI-Init is a robust, real-time initialization method for LiDAR-inertial systems that calibrates temporal offset, extrinsic parameters, grav…	59	1491	active
Aceinna/gnss-ins-sim A Python library for simulating GNSS/INS integrated navigation systems. It generates reference trajectories and synthetic IMU, GPS, odomete…	23	1485	active
amandaghassaei/gpu-io gpu-io is a TypeScript WebGL library for composing GPU-accelerated computing workflows in the browser. It handles WebGL state management, s…	32	1482	active
finalburnneo/FBNeo FinalBurn Neo is a multi-system emulator for arcade games and select consoles, based on FinalBurn and old MAME versions. It accurately emul…	88	1480	active
saharan/works Source code for a collection of interactive browser-based creative works (Drops, Marimo, Life Universe, Bubbles, Jelly, Clock, Water, Chill…	31	1480	active
vectorclass/version2 A C++ class library for using SIMD instructions (SSE, AVX, AVX-512) to improve performance on x86/x86-64 microprocessors. It provides vecto…	71	1474	stable
VazkiiMods/Botania Botania is an open-source Minecraft mod that adds a tech-style progression system themed around natural magic, centered on magical flowers …	95	1469	active
copper-project/copper-rs Copper is a Rust runtime and SDK for building, running, recording, and deterministically replaying static robot task graphs, from Linux dow…	77	1466	active
Gazebo Gazebo Sim is an open source robotics simulator providing high-fidelity physics, rendering, and sensor models. It offers a graphical interf…	72	1466	active
atb033/multi_agent_path_planning A Python collection of multi-agent/multi-robot path-planning algorithm implementations, including centralized planners (Prioritized Safe-In…	23	1465	active
Habrador/Computational-geometry A C# computational geometry library for Unity implementing intersection algorithms, triangulations (Delaunay, constrained Delaunay), Vorono…	32	1464	active
goldspanlabs/optopsy Optopsy is a Python backtesting and statistics library for options strategies, offering 38 built-in strategies, per-leg delta targeting, tr…	86	1462	active
Sixze/ALS-Refactored A completely reworked C++ version of the Advanced Locomotion System V4 for Unreal Engine 5, packaged as a plugin. It refactors character lo…	83	1462	active
HKUST-Aerial-Robotics/FUEL FUEL is a C++/ROS framework for fast autonomous UAV exploration, built around an incremental Frontier Information Structure and hierarchica…	32	1461	stable
honzaap/Systemizer Systemizer is a browser-based system design tool for creating and simulating large-scale distributed systems. Users place components like A…	52	1460	active
AsPJT/DungeonTemplateLibrary Dungeon Template Library (DTL) is a C++11/14/17 library providing free resources and algorithms for procedural dungeon, terrain, and roguel…	30	1459	active
jax-md/jax-md JAX MD is a Python library for molecular dynamics simulations built on JAX, making them hardware accelerated on CPU, GPU, and TPU and end-t…	86	1458	active
skywind3000/RenderHelp A single-header C++ software rasterizer implementing a programmable rendering pipeline (vertex and pixel shaders) with no external dependen…	32	1454	stable
robfiras/loco-mujoco LocoMuJoCo is an imitation learning benchmark for whole-body locomotion control built on MuJoCo, featuring humanoid, quadruped, and musculo…	76	1453	active
drwhut/tabletop-club Tabletop Club is a free, open-source multiplayer game for playing tabletop games like chess, cards, and board games in a physics-based 3D e…	71	1452	active