Showing 1038 open source projects for "system game"

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  • 1
    Claude Code Game Studios

    Claude Code Game Studios

    Turn Claude Code into a full game dev studio

    Claude Code Game Studios is a creative project that leverages AI coding agents to generate and manage game development workflows, effectively turning AI into a collaborative game studio assistant. The repository provides a structured environment where AI agents can be tasked with designing, coding, and iterating on game projects using natural language instructions.
    Downloads: 2 This Week
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  • 2
    Prism Launcher

    Prism Launcher

    Custom launcher for Minecraft to easily manage installations

    ...Prism Launcher is able to download & update individual mods from outside of modpacks using Modrinth and CurseForge. Each Minecraft instance has its own folder, with separate mods, resource packs and other things. You don't need an embedded web browser as a game launcher. Prism Launcher uses the Qt toolkit, which requires little system resources. Prism Launcher also lets you customize the menu and supports custom themes.
    Downloads: 163 This Week
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  • 3
    Archipelago

    Archipelago

    Archipelago Multi-Game Randomizer and Server

    Archipelago is an open-source multi-game randomizer framework that allows multiple players to play different games simultaneously while sharing a unified item randomization system. The software creates what is known as a “multiworld,” where items that normally appear in one game may instead appear in another player’s game. When a player finds an item belonging to someone else, the system automatically sends that item to the correct player through a networked server. ...
    Downloads: 25 This Week
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  • 4
    Steamodded

    Steamodded

    A Balatro Modding Framework

    ...It is structured with modularity in mind, allowing mods to be added, removed, or updated independently without affecting the core system. smods also supports both single-file and multi-file mod structures, giving developers flexibility in how they package their work. The project encourages community contributions and experimentation, serving as a foundation for expanding the game beyond its original design. Overall, smods acts as a comprehensive toolkit for creating and managing mods within Balatro.
    Downloads: 370 This Week
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  • 5
    PolyMC

    PolyMC

    Custom launcher to manage multiple installations of Minecraft at once

    An Open Source Minecraft launcher with the ability to manage multiple instances, accounts, and mods. Focused on user freedom and free redistributability. Install and launch modpacks easily, while keeping them clean. No longer do you need to manually install them, and an updating feature is coming soon. PolyMC can do that for you, without installing tons of separate launchers. Are you sick of finding and adding that one mod you need? PolyMC is able to download & update individual mods from...
    Downloads: 40 This Week
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  • 6
    Create

    Create

    Building Tools and Aesthetic Technology

    ...Unlike many technology mods that rely heavily on graphical interfaces, Create emphasizes visible mechanical movement and physical machinery that operates directly in the game world. The mod also includes a visual documentation system called “Ponder” that demonstrates how each machine or component works through animated tutorials inside the game.
    Downloads: 48 This Week
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  • 7
    GDevelop

    GDevelop

    The game engine for everyone

    GDevelop is an open-source, cross-platform game development software designed to make creating HTML5 and native games easy for everyone. Experts and novices alike can create their own games with GDevelop as it is fast and easy to learn, requiring no knowledge in a specific programming language. What makes GDevelop unique and so easy to use is its powerful and intuitive event-based system.
    Downloads: 36 This Week
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  • 8
    RetroArch

    RetroArch

    RetroArch is a frontend for emulators, game engines and media players.

    RetroArch is a way to run classic games on a wide assortment of Operating Systems and Consoles. Support the Developers on their Patron! https://www.patreon.com/libretro
    Downloads: 29 This Week
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  • 9
    Osu!

    Osu!

    Open-source rhythm game

    Osu! is a simple rhythm game with a well thought out learning curve for players of all skill levels. One of the great aspects of Osu! is that it is community-driven, with every single map created by another player with a variety of artists. Every map is a new experience This is the development client of the future osu!lazer project. Give it a try! Currently beatmaps on osu!lazer need to be dragged and dropped from beatmap listings here. Note: An account is...
    Downloads: 187 This Week
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  • 10
    r2modman

    r2modman

    A simple and easy to use mod manager for several games

    r2modman is an open-source, cross-platform mod manager designed to simplify installing, organizing, and maintaining game modifications for a wide range of PC titles that use the Thunderstore ecosystem. Built with Electron, TypeScript, and Vue, the application focuses on providing a clean, beginner-friendly interface so players can manage complex mod setups without deep technical knowledge. It allows users to download, enable, disable, update, and uninstall mods with a few clicks while keeping the base game playable through normal launchers like Steam. ...
    Downloads: 111 This Week
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  • 11
    Trial

    Trial

    A modular Common Lisp game engine

    Trial is a real-time, 3D game engine written in Common Lisp, offering a modern and modular approach to game development using the expressive power of Lisp. Built on top of the cepl graphics framework, Trial combines live-coding capabilities with powerful abstractions for building simulations, scenes, and interactive applications. It emphasizes flexibility, clarity, and developer control, making it an appealing choice for experimental games, visualizations, and research projects that benefit...
    Downloads: 20 This Week
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  • 12
    Heroic Games Launcher

    Heroic Games Launcher

    A Native GOG and Epic Games Launcher for Linux, Windows and Mac

    Heroic is an Open Source GOG and Epic games launcher for Linux, Windows and macOS. Also available on the SteamDeck! Check game details like description, publisher, download and install size, time played and more. On Linux and on MacOS you can select to install the Windows version of a native game. This might be handy in case the native version is not supported anymore. On Linux you can choose that for GOG games only. Go to the Epic or GOG store without even leaving Heroic. Get free games or...
    Downloads: 121 This Week
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  • 13
    Input Remapper

    Input Remapper

    An easy to use tool to change the behaviour of your input devices

    An easy-to-use tool to change the behavior of your input devices. Supports X11, Wayland, combinations, programmable macros, joysticks, wheels, triggers, keys, mouse movements and more. Maps any input to any other input.
    Downloads: 80 This Week
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  • 14
    Google Snake Mod Loader

    Google Snake Mod Loader

    All Google Snake mods combined into one

    Google Snake Mod Loader is an open-source browser-based modification framework that extends the classic Google Snake game by enabling custom mods, gameplay enhancements, and visual changes directly within the web version of the game. It works by injecting JavaScript into the Google Snake page, allowing users to dynamically alter game behavior without needing to download or modify the original source code. The loader provides a centralized system for managing multiple mods, making it easy to toggle features such as new mechanics, custom maps, altered physics, or additional UI elements. ...
    Downloads: 27 This Week
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  • 15
    Luma3DS

    Luma3DS

    Noob-proof (N)3DS Custom Firmware

    Luma3DS is a program to patch the system software of (New) Nintendo (2)3DS handheld consoles "on the fly", adding features such as per-game language settings, debugging capabilities for developers, and removing restrictions enforced by Nintendo such as the region lock. It also allows you to run unauthorized ("homebrew") content by removing signature checks. To use it, you will need a console capable of running homebrew software on the Arm9 processor.
    Downloads: 77 This Week
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  • 16
    OriLauncher

    OriLauncher

    Fast, user-friendly cross-platform custom launcher for Minecraft

    ...Players have control over technical settings like RAM allocation and Java version selection directly within the launcher, allowing them to optimize performance for their system.
    Downloads: 55 This Week
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  • 17
    RimSort

    RimSort

    Mod manager for the video game RimWorld

    RimSort is a free, open-source, multi-platform mod manager built specifically for RimWorld, designed to help players organize and maintain large mod collections without relying on in-game ordering alone. It focuses on reliability and community-driven maintenance, positioning itself as an alternative to other external RimWorld mod managers while keeping the workflow straightforward for everyday use. The app is intended to be used before launching the game so you can curate your active list, resolve ordering concerns, and reduce the risk of startup errors caused by messy load orders. ...
    Downloads: 74 This Week
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  • 18
    Pokémon: Evolved

    Pokémon: Evolved

    All of the original 151 pokemon now have longer evolutions lines

    Pokemon: Evolved is a ROM hack of Pokémon LeafGreen that significantly expands the original gameplay by redesigning evolution mechanics and extending the Pokédex. The project modifies all original Generation I Pokémon to include additional evolution stages, increasing the total number of obtainable creatures and creating a more complex progression system. It introduces custom sprites, new Pokédex entries, and shiny variants for the added evolutions, enhancing both visual and gameplay...
    Downloads: 634 This Week
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  • 19
    Decky Loader

    Decky Loader

    A plugin loader for the Steam Deck

    Decky Loader is a homebrew plugin launcher built for the Steam Deck that enables users to extend and customize the console’s functionality through a dynamic plugin ecosystem integrated directly into the SteamOS interface. It acts as a middleware layer that injects and manages plugins, allowing deep customization such as modifying UI elements, changing system sounds, adjusting display properties, and extending system behavior beyond stock capabilities. The platform is designed to persist...
    Downloads: 37 This Week
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  • 20
    EnTT

    EnTT

    A fast and reliable entity component system (ECS) and much more

    EnTT is a header-only, tiny and easy to use library for game programming and much more written in modern C++. Among others, it's used in Minecraft by Mojang, the ArcGIS Runtime SDKs by Esri and the amazing Ragdoll. The entity-component-system (also known as ECS) is an architectural pattern used mostly in game development. This project started off as a pure entity-component system. Over time the codebase has grown as more and more classes and functionalities were added. ...
    Downloads: 5 This Week
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  • 21
    PlayCanvas Engine

    PlayCanvas Engine

    Fast and lightweight JavaScript game engine built on WebGL and glTF

    PlayCanvas is an open-source game engine. It uses HTML5 and WebGL to run games and other interactive 3D content in any mobile or desktop browser. PlayCanvas is used by leading companies in video games, advertising and visualization such as Animech, Arm, BMW, Disney, Facebook, Famobi, Funday Factory, IGT, King, Miniclip, Leapfrog, Mojiworks, Mozilla, Nickelodeon, Nordeus, NOWWA, PikPok, PlaySide Studios, Polaris, Product Madness, Samsung, Snap, Spry Fox, Zeptolab, Zynga. The PlayCanvas Engine...
    Downloads: 33 This Week
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  • 22
    MCreator

    MCreator

    Make Minecraft Java Edition mods, Minecraft Bedrock Edition Add-Ons

    MCreator is an open-source integrated development environment designed to simplify the process of creating Minecraft mods, add-ons, resource packs, and data packs. The software provides a visual programming environment where users can design mod features using graphical tools instead of writing code manually. Through wizards, block-based programming interfaces, and an integrated editor, MCreator generates the underlying Java or JSON code required for the mod automatically. This approach...
    Downloads: 61 This Week
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  • 23
    Thunder Engine

    Thunder Engine

    Cross-platform 2D and 3D game engine with modular architecture

    Thunder is a lightweight, modular game engine written in C++ that provides a robust foundation for creating 2D and 3D games across platforms. It emphasizes a clean, component-based architecture and is designed for flexibility, performance, and scalability. Thunder includes built-in support for scripting, resource management, physics, animation, and rendering, with tools that facilitate efficient game development and deployment. Its cross-platform nature and minimal dependencies make it...
    Downloads: 2 This Week
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  • 24
    Citra Emulator

    Citra Emulator

    A Nintendo 3DS Emulator

    Citra is an experimental open-source Nintendo 3DS emulator/debugger written in C++. It is written with portability in mind, with builds actively maintained for Windows, Linux and macOS. Citra emulates a subset of 3DS hardware and therefore is useful for running/debugging homebrew applications, and it is also able to run many commercial games! Some of these do not run at a playable state, but we are working every day to advance the project forward. (Playable here means compatibility of at...
    Downloads: 826 This Week
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  • 25
    WorldEdit

    WorldEdit

    Minecraft map editor and mod

    WorldEdit is a powerful open-source Minecraft map editing toolkit that allows players, builders, and server administrators to quickly modify large areas of a Minecraft world directly from within the game. Instead of placing or removing blocks individually, WorldEdit provides commands and tools that enable users to select regions of the world and apply transformations to thousands or even millions of blocks at once. This capability makes it extremely useful for constructing large builds,...
    Downloads: 52 This Week
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