platform: game-engine
354 products, primary matches first, then adoption-weighted; health v2 shown.
| Product | Health v2 | Stars | Maturity |
|---|---|---|---|
| MothCocoon/FlowGraph A design-agnostic node-based event editor plugin for Unreal Engine for scripting the flow of gameplay and narrative events. Nodes are simpl… | 94 | 1894 | active |
| CoderGamester/mcp-unity A Unity Editor plugin implementing the Model Context Protocol (MCP) that lets AI coding assistants like Cursor, Claude Code, Codex, and Win… | 84 | 1876 | active |
| TastSong/CrazyCar Crazy Car is an open-source online multiplayer racing game built with Unity, serving as a complete networked game solution. It combines a U… | 77 | 1838 | active |
| Cysharp/MasterMemory MasterMemory is a source-generator-based embedded typed readonly in-memory document database for .NET and Unity. It generates type-safe dat… | 75 | 1829 | active |
| Game Framework Game Framework is a game framework built on the Unity engine that encapsulates 19 commonly used game development modules such as entities, … | 32 | 6849 | maintenance |
| chenjd/Render-Crowd-Of-Animated-Characters A Unity library that bakes skeletal animation data into an animation map texture and uses GPU instancing to render tens of thousands of ani… | 32 | 1774 | active |
| effekseer/Effekseer Effekseer is an open-source particle effect editing tool for creating visual effects, primarily aimed at game development. Effects authored… | 97 | 1757 | active |
| crashkonijn/GOAP A multi-threaded Goal Oriented Action Planning (GOAP) library for Unity that lets developers build complex AI behaviors for game agents. It… | 77 | 1754 | active |
| kirevdokimov/Unity-UI-Rounded-Corners A Unity package providing components and shaders that add rounded corners to UGUI Image elements. It supports uniform or per-corner radii, … | 23 | 1741 | stable |
| SirRamEsq/SmartShape2D SmartShape2D is a Godot editor plugin for creating nicely textured 2D polygons and terrain by placing points and assigning shape materials.… | 88 | 1740 | active |
| Unity-UI-Extensions/com.unity.uiextensions Unity UI Extensions is a community-driven collection of 100+ UI controls, components, and effects for Unity's uGUI system, distributed as a… | 83 | 1713 | stable |
| endel/NativeWebSocket NativeWebSocket is a dependency-free WebSocket client library for .NET that works in Unity, MonoGame, Godot (C#), and any other .NET projec… | 97 | 1709 | active |
| undreamai/LLMUnity LLMUnity is an open-source Unity plugin that runs large language models locally in Unity games via llama.cpp, enabling AI-driven characters… | 75 | 1701 | active |
| hecomi/uLipSync uLipSync is a Unity plug-in that performs lip-sync by analyzing audio in real time or pre-baked, extracting MFCC features via the Job Syste… | 50 | 1660 | active |
| poiyomi/PoiyomiToonShader Poiyomi Toon Shader is a feature-rich, open-source toon shader suite for Unity's Built-In Rendering Pipeline, primarily targeting VRChat av… | 87 | 1649 | active |
| Besty0728/Unity-Skills UnitySkills is a REST API-based automation engine that lets AI coding assistants (Claude Code, Cursor, Codex, Gemini CLI, Antigravity, Open… | 78 | 1646 | active |
| sta/websocket-sharp websocket-sharp is a C# library implementing the WebSocket protocol (RFC 6455) for both client and server, with support for per-message com… | 75 | 6075 | maintenance |
| microsoft/MixedRealityToolkit-Unity Microsoft's Mixed Reality Toolkit (MRTK) v2 for Unity, providing cross-platform input systems, spatial interaction building blocks, and UI … | 65 | 6074 | maintenance |
| nezvers/Godot-GameTemplate A Godot Engine project template and addon library for building top-down shooter games, providing ready-made menu, pause, audio, input rebin… | 72 | 1643 | active |
| jakobhellermann/bevy-inspector-egui A Bevy plugin that renders inspector UIs (via egui) for entities, resources, and assets using Bevy's reflection system. It offers drop-in q… | 72 | 1635 | active |
| emukidid/swiss-gc Swiss is an all-in-one homebrew utility for the Nintendo GameCube that acts as a file browser and loader for games and applications across … | 93 | 1631 | active |
| 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 |
| CraterCrash/godot-orchestrator Orchestrator is a visual scripting plugin for Godot 4.2+ built as a C++ GDExtension, providing an intuitive node-based graph editor with hu… | 92 | 1613 | active |
| Maaack/Godot-Game-Template A Godot 4 game template and plugin providing a main menu, options and pause menus, credits, scene loader, and an example game scene. It is … | 98 | 1610 | active |
| CyberAgentGameEntertainment/NovaShader NOVA Shader is a multi-functional uber shader for Unity's Particle System targeting the Universal Render Pipeline (URP). It bundles common … | 89 | 1607 | active |
| derkork/godot-statecharts A state charts extension for Godot Engine 4 that lets developers model game logic as hierarchical state charts using Godot nodes and signal… | 86 | 1605 | active |
| Inspiaaa/UnityHFSM UnityHFSM is a lightweight, hierarchical finite state machine library for the Unity game engine, written in C#. It supports both class-base… | 72 | 1599 | stable |
| sideeffects/HoudiniEngineForUnreal SideFX's official Unreal Engine plugin that integrates Houdini's procedural workflow into the Unreal editor via Houdini Digital Assets (HDA… | 90 | 1593 | active |
| blackears/cyclopsLevelBuilder A Godot editor plugin for quickly blocking out 3D game levels directly in the Godot viewport. Users click and drag to create and edit block… | 97 | 1590 | active |
| nfrechette/acl A production-ready C++11 header-only library for compressing skeletal animation clips with high compression ratios, fast decompression, and… | 47 | 1589 | active |
| runevision/Dither3D An implementation of Surface-Stable Fractal Dithering, a novel dithering technique for 3D surfaces where dither dots stick to surfaces whil… | 23 | 1585 | stable |
| Unity-Technologies/com.unity.toonshader Unity Toon Shader (UTS3) is a set of toon/cel-shading shaders for Unity, supporting the Built-in, Universal, and High Definition render pip… | 95 | 1565 | active |
| KoBeWi/Metroidvania-System Metroidvania System (MetSys) is a general-purpose Godot addon for building metroidvania games, providing a map editor, room/scene managemen… | 77 | 1558 | active |
| googleads/googleads-mobile-unity The official Google Mobile Ads (AdMob) Unity plugin, providing a C# interface for serving ads in Unity-built Android and iOS apps. It wraps… | 95 | 1544 | stable |
| lilxyzw/lilToon lilToon is a feature-rich toon shader package for Unity, primarily used for rendering VRChat avatars. It is distributed as a unitypackage o… | 94 | 1543 | active |
| Unity-Technologies/InputSystem The Unity Input System is an official Unity package providing a flexible, configurable system for handling input devices and game actions. … | 93 | 1521 | active |
| 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 |
| googlesamples/unity-jar-resolver External Dependency Manager for Unity (EDM4U) is a Unity plugin that resolves Android (AAR/JAR) and iOS (CocoaPods, Swift Packages) depende… | 88 | 1472 | active |
| Habrador/Computational-geometry A C# computational geometry library for Unity implementing intersection algorithms, triangulations (Delaunay, constrained Delaunay), Vorono… | 32 | 1464 | 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 |
| a-little-org-called-mario/a-little-game-called-mario A community-driven open source 2D platformer game built with Godot Engine, described as an 'open source collective hell game' where anyone … | 29 | 1449 | active |
| KenneyNL/Starter-Kit-City-Builder A free starter kit providing a basic 3D city builder template for Godot 4.6, written in GDScript. It includes building placement/removal, c… | 59 | 1447 | active |
| knela96/Dynamic-Parkour-System A free Unity plugin that ships a ready-made character controller with Assassin's Creed-style parkour traversal actions such as vaulting, cl… | 23 | 1446 | active |
| alelievr/HDRP-Custom-Passes A collection of custom render passes and shader effects for Unity's High Definition Render Pipeline (HDRP). It includes ready-to-use effect… | 32 | 1434 | active |
| Ark2000/PankuConsole Panku Console is a feature-packed real-time debugging toolkit plugin for Godot Engine 4. It lets developers execute arbitrary code at runti… | 24 | 1431 | active |
| codewriter-packages/Tri-Inspector Tri Inspector is a free, MIT-licensed Unity library providing advanced inspector attributes for customizing the Unity editor inspector. It … | 81 | 1429 | active |
| JasonMa0012/LWGUI LWGUI is a lightweight, flexible shader GUI system for Unity that lets developers build rich material inspectors using simple property draw… | 94 | 1422 | active |
| unity-atoms/unity-atoms Unity Atoms is an open-source C# library for Unity built around Scriptable Objects, providing tiny composable 'Atoms' (variables, events, l… | 85 | 1390 | active |
| keijiro/NoiseShader A Unity package providing gradient noise functions written in HLSL, ported from the webgl-noise library. It includes Perlin, periodic Perli… | 57 | 1382 | active |
| Deep-Fold/PixelPlanets A collection of Godot shaders for procedurally generating pixel-art planets with configurable noise, lighting, and colors. Community ports … | 32 | 1382 | active |
| db0/godot-card-game-framework A Godot Engine framework providing pre-built scenes, classes, and a scripting engine for creating card games with full rules enforcement. I… | 33 | 1378 | active |
| DaxianLee/cocos-mcp-server An MCP (Model Context Protocol) server plugin for Cocos Creator 3.8+ that lets AI assistants like Claude and Cursor control the game editor… | 59 | 1364 | active |
| sebas77/Svelto.ECS Svelto.ECS is a C# Entity Component System framework for writing data-oriented, cache-friendly game code. It is platform-agnostic (.NET Sta… | 31 | 1362 | active |
| alelievr/Mixture Mixture is a node-based procedural texture generation tool built as a Unity package. It uses a GPU-based workflow with ShaderGraph and Cust… | 62 | 1360 | active |
| marian42/wavefunctioncollapse A Unity-based walking simulator that generates an infinite, procedurally generated city using the Wave Function Collapse algorithm with bac… | 23 | 4855 | maintenance |
| ChiliMilk/URP_Toon A toon (cel) shader for Unity's Universal Render Pipeline, supporting layered shadows, SDF face shadows, rim lighting, and outlines. It inc… | 32 | 1338 | active |
| annulusgames/Alchemy Alchemy is a Unity library providing attribute-based Inspector extensions, Hierarchy and EditorWindow enhancements, and source-generated se… | 80 | 1322 | active |
| mackysoft/Unity-SerializeReferenceExtensions A Unity editor extension that adds a SubclassSelector dropdown to the Inspector for fields serialized with Unity's [SerializeReference] att… | 71 | 1317 | active |
| Arnklit/Waterways A Godot Engine add-on that generates river meshes with flow and foam maps from bezier curves, entirely within the editor. It includes path … | 48 | 1316 | active |
| proyecto26/RestClient A Promise-based REST and HTTP client library for Unity built on top of UnityWebRequest. It lets game developers make async HTTP requests wi… | 79 | 1315 | stable |
| Facepunch/garrysmod The public repository of Lua, text, and config extensions for Garry's Mod, a physics sandbox game built on a modified version of Valve's So… | 84 | 1304 | active |
| zkat/big-brain big-brain is a Utility AI library for the Bevy game engine, written in Rust. It lets developers define data-driven AI behaviors for game en… | 10 | 1302 | active |
| mirror-engine/the-mirror The Mirror is an open-source, all-in-one multiplayer game development platform whose V1 (Mirror Classic) is built on Godot, combining a net… | 34 | 1301 | active |
| dreadpon/godot_spatial_gardener A Godot 4 editor plugin for painting foliage and props onto arbitrary 3D surfaces using GDScript. It enables natural-feeling vegetation pla… | 38 | 1299 | active |
| RiptideNetworking/Riptide Riptide is a lightweight C# networking library for building multiplayer games, providing client-server connection management and message pa… | 67 | 1286 | active |
| SebLague/Fluid-Sim A particle-based fluid simulation built in Unity with C#, implementing SPH-style methods from academic papers. It includes GPU-accelerated … | 48 | 1286 | active |
| StarArawn/bevy_ecs_tilemap A tilemap rendering plugin for the Bevy game engine that represents each tile as its own ECS entity. It renders tilemaps efficiently using … | 63 | 1272 | active |
| meniku/NPBehave NPBehave is an event-driven behavior tree library for building code-based AI in Unity 3D. It stays in its current state instead of re-trave… | 28 | 1272 | stable |
| ticohq/tico tico is a custom emulation frontend (game launcher) for Nintendo Switch homebrew that wraps libretro cores and standalone emulators behind … | 81 | 1270 | active |
| Grokitach/Stalker_GAMMA G.A.M.M.A. is a large, automatically updated and modular modpack for the free standalone game S.T.A.L.K.E.R. Anomaly, built on the X-Ray en… | 76 | 1268 | active |
| Unity-Technologies/VFXToolbox A Unity package from Unity Technologies providing additional tools for Visual Effect artists, including an Image Sequencer for authoring fl… | 33 | 1268 | active |
| spimort/TerraBrush TerraBrush is a GDExtension terrain heightmap editor plugin for Godot 4.5+. It provides brush-based sculpting, texture and color painting, … | 90 | 1262 | active |
| De-Panther/unity-webxr-export A Unity package that integrates the WebXR JavaScript API into Unity WebGL builds, letting developers create and export AR and VR experience… | 85 | 1256 | active |
| MirrorNetworking/Telepathy Telepathy is a simple, message-based TCP networking library written in pure C#, designed for MMO-scale multiplayer games. It uses framing t… | 77 | 1239 | stable |
| JetBrains/resharper-unity A JetBrains plugin that adds Unity game engine support to ReSharper and Rider, providing code completion, inspections, quick fixes, .shader… | 68 | 1237 | active |
| brunomikoski/Animation-Sequencer A Unity editor plugin for visually composing sequences of tweens and actions that can be previewed and tweaked directly in edit mode withou… | 54 | 1233 | active |
| CesiumGS/cesium-unreal Cesium for Unreal is an open-source Unreal Engine plugin that brings the 3D geospatial ecosystem into Unreal Engine, providing a full-scale… | 100 | 1232 | active |
| arkology/ShaderV ShaderV is a Godot 4.x plugin that adds many premade visual shader nodes (noises, blur, glow, shapes, color adjustments) to the built-in Vi… | 10 | 1226 | active |
| cherriesandmochi/gdmaim GDMaim is a Godot Engine plugin that obfuscates all GDScript source code when exporting a project, renaming identifiers, hardcoding constan… | 79 | 1223 | active |
| benrugg/AI-Render A Blender add-on that renders AI-generated images with Stable Diffusion based on a text prompt and the user's 3D scene. It supports cloud r… | 57 | 1223 | active |
| godot-gdunit-labs/gdUnit4 GdUnit4 is an embedded unit testing framework for the Godot 4 game engine, supporting tests written in both GDScript and C#. It integrates … | 99 | 1216 | active |
| cc-tweaked/CC-Tweaked CC: Tweaked is a Minecraft mod that adds programmable computers, turtles, and peripherals controllable via Lua. It is an actively maintaine… | 94 | 1212 | active |
| KenneyNL/Starter-Kit-3D-Platformer A starter kit template for building a 3D platformer game in Godot 4.6, created by Kenney. It includes a character controller with double ju… | 60 | 1208 | active |
| madsbangh/EasyButtons A small Unity editor extension that adds a [Button] attribute to expose any method as a clickable button in the Unity inspector. It support… | 23 | 1199 | stable |
| siemens/ros-sharp ROS# is a set of open-source C# libraries and tools for communicating with the Robot Operating System (ROS) from .NET applications, most no… | 75 | 1193 | active |
| TheDuckCow/godot-road-generator A Godot engine plugin for procedurally creating 3D highways and streets with lane-following traffic support. It provides editor tooling and… | 98 | 1186 | active |
| ashblue/fluid-behavior-tree A code-driven behavior tree library for Unity3D built with the builder pattern and a fluent API. It includes pre-built task nodes, a runtim… | 59 | 1181 | active |
| pablogila/TileMapDual TileMapDual is a Godot plugin that adds a custom TileMapLayer node implementing a real-time dual-grid tileset system. It supports square, i… | 50 | 1178 | active |
| unity3d-jp/UnityChanToonShaderVer2_Project Unity-Chan Toon Shader 2.0 (UTS2) is a toon/cel-shading shader package for Unity aimed at cel-shaded 3DCG animation and illustration-style … | 23 | 4099 | maintenance |
| keijiro/StableFluids A GPU-based Unity implementation of Jos Stam's Stable Fluids fluid simulation using compute shaders. It exposes the velocity field for rend… | 50 | 1172 | active |
| PolygonHive/GASPALS An Unreal Engine 5 plugin that integrates the Advanced Locomotion System (ALS) overlay layering system into the Game Animation Sample's Mot… | 60 | 1171 | active |
| Unity-Technologies/megacity-metro Megacity Metro is an open-source multiplayer shooter game sample from Unity built with DOTS (Entity Component System) and Netcode for Entit… | 60 | 1165 | active |
| alliedmodders/sourcemod SourceMod is a server modification and scripting platform for games running on Valve's Source (Half-Life 2) engine. It provides a plugin sy… | 100 | 1145 | active |
| ifengzp/cocos-awesome A collection of commonly used game feature modules and shader effect implementations for the Cocos Creator game engine, written in TypeScri… | 35 | 1139 | 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 |
| godotjs/javascript GodotJS is a Godot engine module that adds JavaScript and TypeScript language bindings using the QuickJS engine. It exposes the full Godot … | 34 | 1126 | active |
| icosa-foundation/open-brush Open Brush is a free, community-led open source fork of Google's Tilt Brush, a room-scale 3D painting application for virtual reality built… | 100 | 1122 | active |
| xverse-engine/XScene-UEPlugin An Unreal Engine 5 plugin for real-time visualization, management, editing, and scalable hybrid rendering of 3D Gaussian Splatting models. … | 40 | 1121 | active |
| Cytoid/Cytoid Cytoid is a community-driven touchscreen rhythm music game where players download and play user-created charts, available on iOS and Androi… | 81 | 1119 | active |