114 projects for "open-shell" with 2 filters applied:

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  • 1
    OpenRA

    OpenRA

    Real Time Strategy game engine supporting early Westwood classics

    OpenRA is a free and open source real-time strategy game engine for early Westwood games like Command & Conquer: Red Alert. It is not just a clone of the original but is a recreation, with improved and rebalanced gameplay that modernizes the classic Command & Conquer strategy games. It provides a common platform for rebuilding and reimagining classic 2D and 2.5D RTS games (the OpenRA mods).
    Downloads: 40 This Week
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  • 2
    ursina

    ursina

    A game engine powered by python and panda3d

    ursina is an easy-to-use, open source game engine and framework for Python that is built on top of Panda3D, aiming to make game development approachable while still being powerful enough for real projects. It lets you create both 2D and 3D games, applications, and visualizations by writing concise Python scripts instead of dealing with a lot of low-level boilerplate.
    Downloads: 36 This Week
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  • 3
    Descent 3

    Descent 3

    Descent 3 by Outrage Entertainment

    The Descent3 repository is the open source release of the Descent 3 game engine by Outrage Entertainment, maintained by the community under the GPL-3.0 license. It provides the full C and C++ engine source code, including the historically significant “1.5” patch that was previously created by developers and later stabilized by fans. The codebase covers the game’s rendering, physics, audio, networking, tools, and editor components, allowing enthusiasts to build, run, and modify the classic 6-degrees-of-freedom space shooter on modern systems. ...
    Downloads: 6 This Week
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  • 4
    Spartan Engine

    Spartan Engine

    A game engine with an emphasis on real-time cutting-edge solutions

    SpartanEngine is a C++ game engine focused on cutting-edge real-time rendering and simulation, developed primarily as a long-running personal research project and now grown into a community-driven platform. It centers around a modern Vulkan renderer (with an in-progress DirectX 12 backend) and a fully bindless, unified deferred rendering pipeline designed to handle hundreds of millions of instances. The engine implements a wide range of advanced graphics features, such as atmospheric...
    Downloads: 4 This Week
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    Enterprise-grade ITSM, for every business

    Give your IT, operations, and business teams the ability to deliver exceptional services—without the complexity.

    Freshservice is an intuitive, AI-powered platform that helps IT, operations, and business teams deliver exceptional service without the usual complexity. Automate repetitive tasks, resolve issues faster, and provide seamless support across the organization. From managing incidents and assets to driving smarter decisions, Freshservice makes it easy to stay efficient and scale with confidence.
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  • 5
    Godot Minimal Theme

    Godot Minimal Theme

    Godot Minimal Theme

    ...By offering a well-tuned default set of UI parameters (color scheme, font recommendations, layout tweaks), it saves users the trouble of configuring their own setup — and ensures consistency across different projects or machines. Because it’s open source, users can further customize or fork it to suit their personal preferences.
    Downloads: 1 This Week
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  • 6
    Ebitengine

    Ebitengine

    A dead simple 2D game engine for Go

    Ebitengine (formerly known as Ebiten) is a lightweight, open-source 2D game engine built for the Go programming language. It is designed to be simple and easy to use, allowing developers to build games quickly with a clean and minimal API. Ebitengine supports cross-platform deployment, including desktop, mobile, web, and select console platforms. The engine provides essential features such as 2D graphics rendering, input handling, and audio playback.
    Downloads: 1 This Week
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  • 7
    Matter.js

    Matter.js

    A 2D rigid body physics engine for the web

    Matter.js is a flexible 2D rigid body physics engine written in JavaScript, designed for use in web applications to simulate real-world physical interactions within the browser. It offers a comprehensive set of physics features like gravity, collisions, restitution (bounces), friction, sleeping bodies, and constraint systems that enable developers to build interacting objects with realistic motion. This engine can power everything from dynamic interactive animations and educational...
    Downloads: 1 This Week
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  • 8
    Mach Engine

    Mach Engine

    Zig game engine & graphics toolkit

    Mach is a game engine and graphics toolkit written in Zig, built with the goal of enabling high-performance, truly cross-platform 2D, 3D, GUI, and visualization applications. The project aims to deliver a modular, robust foundation where graphics, input, windowing, and rendering are unified under a modern, low-level but ergonomic API. Because Mach is written in Zig (with some shader code / WGSL), it leverages Zig’s performance and modern systems-level features while offering safe-ish...
    Downloads: 1 This Week
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  • 9
    Clay

    Clay

    High performance UI layout library in C

    Clay (short for “C Layout”) is a high-performance 2D UI layout library in C, offering a declarative, Flexbox-like layout model with microsecond performance. It features a single-header design, zero dependencies, and support for WebAssembly, making it lightweight yet powerful for responsive UI rendering. The Clay macro by default accepts an ID as its first argument, which is usually provided by the CLAY_ID() convenience macro. Elements can also be created with auto-generated IDs, by using the...
    Downloads: 1 This Week
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    Build Securely on AWS with Proven Frameworks

    Lay a foundation for success with Tested Reference Architectures developed by Fortinet’s experts. Learn more in this white paper.

    Moving to the cloud brings new challenges. How can you manage a larger attack surface while ensuring great network performance? Turn to Fortinet’s Tested Reference Architectures, blueprints for designing and securing cloud environments built by cybersecurity experts. Learn more and explore use cases in this white paper.
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  • 10
    F·W·K

    F·W·K

    3D game engine/framework in C, with Luajit and Python bindings now

    3D game framework in C, with Luajit and Python bindings now.
    Downloads: 0 This Week
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  • 11
    Planck.js

    Planck.js

    2D JavaScript Physics Engine

    Planck.js is a JavaScript rewrite/port of the physics engine Box2D, designed to provide 2D rigid-body physics simulation usable directly in web contexts or any JavaScript environment. By offering collision detection, rigid-body dynamics, joints, and simulation capabilities, Planck.js makes it possible for developers to build physically realistic 2D games, simulations, or visualizations in browsers or Node.js without relying on native code. Its API mirrors Box2D’s concepts — bodies, fixtures,...
    Downloads: 0 This Week
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  • 12
    Exult
    A game engine for running Ultima7 on modern operating systems, plus a map-editor and other tools for creating your own mods and games.
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    Downloads: 596 This Week
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  • 13
    Cube 2: Sauerbraten (game engine & FPS)
    3D game engine (more powerful redesign of the Cube engine) and FPS game
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    Downloads: 503 This Week
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  • 14
    QuakeSpasm

    QuakeSpasm

    A modern, cross-platform Quake game engine based on FitzQuake.

    QuakeSpasm is a *Nix friendly Quake Engine based on the SDL port of the popular FitzQuake. It includes some new features, important fixes, and aims for portability and 64 bit correctness.
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    Downloads: 377 This Week
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  • 15
    GemRB Game Engine

    GemRB Game Engine

    GemRB is a portable open-source implementation of the Infinity Engine

    GemRB (Game engine made with pre-Rendered Background) is a portable open-source implementation of Bioware's Infinity Engine. It was written to support pseudo-3D role playing games based on the Dungeons & Dragons ruleset (Baldur's Gate and Icewind Dale series, Planescape: Torment). It should run on GNU/Linux, Microsoft Windows, OS X, possibly other UNIX derivatives and more. It is licensed under the GPL.
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    Downloads: 138 This Week
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  • 16
    Castle Game Engine

    Castle Game Engine

    Game engine supporting many 3D/2D formats and graphic effects

    This project has moved to: - Our website https://castle-engine.io/ - GitHub repo: https://github.com/castle-engine/castle-engine/ Cross-platform 3D and 2D game engine for Object Pascal. Rendering and processing of game assets in glTF, X3D, VRML, Collada, Spine and other formats. Many graphic effects including shadows, shaders, mirrors, screen effects. Animation, collision detection, 3D sound. Extensible system of 3D objects, with out-of-the-box levels, items, intelligent creatures...
    Downloads: 7 This Week
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  • 17
    CoffeeMud

    CoffeeMud

    Full featured MUD server with all the trimmings.

    CoffeeMud is a text-based virtual reality game engine (a MUD). It is a mature, full-featured Java codebase. It includes web (HTTP) and email (SMTP) servers, chat (IMC2 and I3) and web clients, and supports ANSI, MXP, and MSP.
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    Downloads: 3 This Week
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  • 18
    Mingro

    Mingro

    Old-school 2D game engine

    An old-school game engine, much like good old ID and Apogee games as Duke Nukem, Commander Keen and Biomenace, slightly inspired by Diana Gruber's "Action Arcade Adventure Set". Made with Allegro.pas and programmed in Pascal.
    Downloads: 1 This Week
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  • 19
    Orx: Portable Game Engine

    Orx: Portable Game Engine

    Orx: Portable Game Engine

    Orx is a portable, lightweight, plugin-based, data-driven and extremely easy to use 2D-oriented game engine. As orx is data driven, it allows users to create games with a small number of lines of code and reduces drastically the development time.
    Downloads: 1 This Week
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  • 20
    RetroGear

    RetroGear

    SDL based generic 2D game engine

    RetroGear is a generic 2D game engine, designed for the simple and fast retro games development, like those of the 80s. The project aims to create generic components for rapid development of 2D games, based on the most common practices of game programming and design known, giving in the hands of the programmer, standard components and easy to integrate with their own projects. Some of the features offered by this game engine are: A basic but pratical game states management (screen...
    Downloads: 0 This Week
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  • 21
    PVLE

    PVLE

    C++ lightweight cross-platform game engine

    PVLE is a C++ lightweight cross-platform game engine (real-time visualisation/simulation engine), using OSG (OpenSceneGraph) and ODE (OpenDynamicsEngine) among other libs. It differs from other engines in the way it does not hide underlaying libraries.
    Downloads: 0 This Week
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  • 22
    Pentagram
    A game engine for running Ultima 8 on modern operating systems.
    Downloads: 0 This Week
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  • 23
    Ambient

    Ambient

    The multiplayer game engine

    Ambient is an open-source, cross-platform runtime and engine for building and deploying high-performance multiplayer games and 3D applications, using a modern stack built on Rust, WebAssembly (WASM), and WebGPU. It aims to make multiplayer game development accessible and flexible, providing an entity-component-system (ECS) at its core that doubles as a real-time in-game database; everything in the game — from world objects to runtime data — is represented as entities + components, which can be synchronized across clients automatically. ...
    Downloads: 0 This Week
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  • 24

    Gester

    A game engine for console based text games

    Gester is a game engine for console based text game. You make text based games easily using Gester. These games can be played by using the 'gest' command. The 'gest' command will invoke the game engine which will read the game script file (.gest file) and present the game on the command line Install Gester using pip: "pip install gester" See our PyPI page for more details: https://pypi.org/project/gester
    Downloads: 1 This Week
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  • 25
    boardgame.io

    boardgame.io

    State Management and Multiplayer Networking for Turn-Based Games

    The project implements a lightweight but powerful engine for creating turn-based games (board games, card games, turn-based strategy, etc.) in JavaScript. With boardgame.io, you define the game logic in pure functions: you describe how the game state changes when a move is made, and the framework handles all the rest (state management, synchronization, storage, multiplayer, etc.). This abstraction lets developers focus on the rules and mechanics rather than on networking, persistence or UI...
    Downloads: 0 This Week
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