Showing 1090 open source projects for "open world"

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  • 1
    World of ClaudeCraft

    World of ClaudeCraft

    Quest, group up, and raid a hand-built world, free in your browser

    World of ClaudeCraft is a free, open-source classic-era MMO that runs directly in the browser. It lets players quest, group up, raid, trade, duel, and explore a hand-built fantasy world online. The same game core supports an offline browser world, an authoritative multiplayer server, and a headless reinforcement learning environment. The project includes classes, talents, zones, quests, dungeons, raids, PvP ladders, and real multiplayer mechanics.
    Downloads: 8 This Week
    Last Update:
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  • 2
    Amulet Map Editor

    Amulet Map Editor

    A new Minecraft world editor and converter

    ...This means that all worlds can be modified in the same way rather than having custom logic for each world format. Amulet comes with a built-in world converter that can be used to convert any world Amulet can open into any other world Amulet can open.
    Downloads: 437 This Week
    Last Update:
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  • 3
    MCA Selector

    MCA Selector

    A tool to select chunks from Minecraft worlds for deletion or export

    An external tool to export or delete selected chunks and regions from a world save of Minecraft Java Edition.
    Downloads: 1,178 This Week
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  • 4
    Arnis

    Arnis

    Generate any location from the real world in Minecraft

    Arnis is a free and open-source desktop application that generates playable Minecraft worlds from real-world geographic data. The project processes large datasets from sources such as OpenStreetMap and elevation data to recreate terrain, buildings, roads, and landmarks with impressive spatial accuracy inside Minecraft. By converting geographic information into Minecraft blocks and structures, Arnis allows users to explore real cities, neighborhoods, and landscapes in a virtual environment that mirrors the real world.
    Downloads: 55 This Week
    Last Update:
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    Build Agents and Models on One Platform

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    Gemini Enterprise Agent Platform is Google Cloud's comprehensive platform for developers to build, scale, govern, and optimize agents and models. Choose from Google's most advanced models and third-party models like Anthropic's Claude Model Family.
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  • 5
    Rojo

    Rojo

    Enables Roblox developers to use professional software tools

    Text Editing Rojo opens the door to use the absolute best text editors in the world and their rich plugin ecosystems.. Version Control By building your game (or just the scripts) as individual files on the filesystem, it becomes easy to start using professional-grade version control tools like Git or Mercurial Other Tools Take advantage of of tools built by engineers around the world.
    Downloads: 172 This Week
    Last Update:
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  • 6
    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.
    Downloads: 37 This Week
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  • 7
    AzerothCore

    AzerothCore

    Complete Open Source and Modular solution for MMO

    AzerothCore is a fully open-source MMORPG server framework designed to recreate the gameplay experience of World of Warcraft’s Wrath of the Lich King expansion in a customizable and self-hosted environment. It is written primarily in C++ and provides a complete backend infrastructure for running private game servers, including world simulation, player interaction, combat systems, and database-driven content.
    Downloads: 10 This Week
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  • 8
    BlueMap

    BlueMap

    A Minecraft mapping tool that creates 3D models of your Minecraft

    BlueMap is a program that reads your Minecraft world files and generates not only a map, but also 3D models of the whole surface. With the web app you then can look at those in your browser and basically view the world as if you were ingame! Or just look at it from far away to get an overview. BlueMap comes as a Spigot/Paper or Sponge Plugin, as a Fabric or Forge-Mod and you can also use BlueMap without any Server from the Command-Line as a standalone tool. If installed as a Plugin/Mod,...
    Downloads: 4 This Week
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  • 9
    DreamerV3

    DreamerV3

    Mastering Diverse Domains through World Models

    DreamerV3 is an open-source implementation of a reinforcement learning algorithm that uses world models to train intelligent agents capable of learning complex behaviors across many environments. The system works by building an internal model of the environment and then using that model to simulate possible future outcomes of actions, allowing the agent to learn from imagined experiences rather than only from real interactions.
    Downloads: 2 This Week
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    Paessler - Monitor Your Whole Network in Minutes

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  • 10
    Jolt Physics

    Jolt Physics

    A multi core friendly rigid body physics and collision detection lib

    A multi core friendly rigid body physics and collision detection library suitable for games and VR applications, used by Horizon Forbidden West. So why create yet another physics engine? First of all, this has been a personal learning project and secondly I wanted to address some issues that I had with existing physics engines. In games we usually need to do many more things than to simulate the physics world and we need to do this across multiple threads. We therefore place a lot of...
    Downloads: 1 This Week
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  • 11
    FXGL

    FXGL

    Java/JavaFX/Kotlin Game Library (Engine)

    No installation or setup required. "Out of the box": Java 8-17, Win/Mac/Linux/Android 8+/iOS 11.0+/Web. Simple and clean API, higher level than other engines. Superset of JavaFX, no need to learn new UI API. Real-world game development techniques, entity-component, interpolated animations, particles, and many more. Games are easily packaged into a single executable .jar or native images. Any 2D game (side-scroller/platformer/arcade/RPG). Any business application with complex UI...
    Downloads: 6 This Week
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  • 12
    Gamedge

    Gamedge

    An Android application for browsing video games

    An Android application for browsing video games and checking the latest gaming news from around the world. Built entirely using the Jetpack Compose. The aim of this project is to showcase the latest trends in Android development by utilizing the best practices, libraries, and tools to develop a fully-fledged Android application.
    Downloads: 0 This Week
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  • 13
    Widelands

    Widelands

    Widelands is a free, open source real-time strategy game

    ...Every member of your clan will do his or her part to produce more resources - wood, food, iron, gold and more - to further this growth. The economic network is complex and different in the five tribes (Barbarians, Empire, Atlanteans, Frisians and Amazons). As you are not alone in the world, you will meet other clans sooner or later. Some of them may be friendly and you may eventually trade with them. However, if you want to rule the world, you will have to train soldiers and fight.
    Downloads: 11 This Week
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  • 14
    SteelMC

    SteelMC

    A Minecraft server in Rust focused on a strong foundation

    SteelMC is an independent Minecraft Java Edition server implementation written in Rust. It aims to reproduce vanilla behavior while using modern multicore processors more efficiently. Gameplay updates remain synchronous, while chunk generation, lighting, packet processing, and chunk transmission can run outside the main server tick. Players can join persistent multiplayer worlds, move, interact with blocks, manage inventories, use commands, chat, and return to previously saved areas. Its...
    Downloads: 1 This Week
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  • 15
    Folia

    Folia

    Fork of Paper which adds regionized multithreading

    Folia is an experimental fork of the Paper Minecraft server software designed to improve scalability by introducing region-based multithreading. Traditional Minecraft servers run most game logic on a single main thread, which creates performance bottlenecks when many players are active simultaneously. Folia addresses this limitation by dividing the game world into independent regions composed of nearby chunks and assigning each region its own tick loop. These regions run concurrently on...
    Downloads: 1 This Week
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  • 16
    GT New Horizons Mod Pack

    GT New Horizons Mod Pack

    New Modpack with Gregtech, Thaumcraft and Witchery

    You are looking at a big progressive kitchensink pack for Minecraft 1.7.10 balanced around the mod GregTech. Over 9 years of development (and still going) have formed a balance and refinement that only a handful of packs can keep up with. We are talking about thousands of recipe tweaks, a massive questbook with over 3000 quests, unique world generation, custom mods coded for the pack, custom Thaumonomicon pages, and many more. The main intentions of the pack are a long-lasting experience and...
    Downloads: 21 This Week
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  • 17
    Create

    Create

    Building Tools and Aesthetic Technology

    Create is a large Minecraft modification that introduces mechanical engineering systems, automation tools, and kinetic machinery into the game. The mod focuses on building complex contraptions powered by rotational energy rather than relying on traditional redstone circuitry alone. Players can design elaborate machines using components such as shafts, gears, belts, and mechanical devices that interact with each other to automate crafting, farming, and resource processing. Unlike many...
    Downloads: 74 This Week
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  • 18
    Docker Minecraft Server

    Docker Minecraft Server

    Docker image that provides a Minecraft Server for Java Edition

    A Docker image and CLI utility by "itzg" for running a complete Minecraft Java Edition server in a container. It automatically downloads the latest stable game version, supports mods, plugins, snapshots, and simplifies orchestration in Docker or Docker Compose environments.
    Downloads: 0 This Week
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  • 19
    RuneLite

    RuneLite

    Open source Old School RuneScape client

    RuneLite is a free, open-source client for Old School RuneScape that enhances the gaming experience with a wide range of customizable features and plugins. It offers players advanced tools and overlays that improve gameplay, such as detailed stats tracking, map enhancements, and real-time notifications. The client is developed in Java and maintained by a large community of contributors, ensuring regular updates and bug fixes. RuneLite is designed to be lightweight and efficient, running...
    Downloads: 41 This Week
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  • 20
    Cubiomes Viewer

    Cubiomes Viewer

    An efficient graphical Minecraft seed finder and map viewer

    Cubiomes Viewer provides a graphical interface for the efficient and flexible seed-finding utilities provided by cubiomes and a map viewer for the Minecraft biomes and structure generation. The tool is designed for high performance and supports Minecraft Java Edition main releases up to 1.21. The tool features a map viewer that outlines the biomes of the Overworld, Nether and End dimensions, with a wide zoom range and with toggles for each supported structure type. The active game version...
    Downloads: 82 This Week
    Last Update:
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  • 21
    FerrumC

    FerrumC

    A reimplementation of the minecraft server in rust

    FerrumC is a re-implementation of a server for the game Minecraft (version 1.21.8) built from scratch in Rust, designed to offer significantly improved performance and memory efficiency compared to vanilla server implementations. By using Rust’s concurrency and safety guarantees, FerrumC runs fully multithreaded, allowing it to utilize all available CPU cores — which helps deliver smoother, low-latency, high-throughput multiplayer experiences. The project aims both at providing a fast, lean...
    Downloads: 1 This Week
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  • 22
    Stockfish

    Stockfish

    UCI chess engine

    ...Read the documentation for your GUI of choice for information about how to use Stockfish with it. Stockfish is a 11-time winner of the Top Chess Engine Championship. Stockfish is open source (GPLv3 license). That means you can read the code, modify it, and contribute back. You can use Stockfish on your computer or on your iOS or Android device. So you can get world-class chess analysis, wherever you are. The Stockfish engine features two evaluation functions for chess, the classical evaluation based on handcrafted terms, and the NNUE evaluation based on efficiently updatable neural networks.
    Downloads: 132 This Week
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  • 23
    Babylon.js

    Babylon.js

    Open game and rendering engine packed into a JavaScript framework

    Our mission is to create one of the most powerful, beautiful, and simple Web rendering engines in the world. Our passion is to make it completely open and free for everyone. We are artists, developers, creators, and dreamers and we want to make it as simple as possible to enable everyone to bring their ideas to life. With this new version of Babylon.js, we set out to make it even easier to develop with. From a ton of new tools, to improved workflows and features, new documentation and more, it is our sincere hope that Babylon.js 4.2 will make your development process faster and easier while unlocking new simple ways to work. ...
    Downloads: 81 This Week
    Last Update:
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  • 24
     TrinityCore

    TrinityCore

    Open Source MMORPG Framework

    ...TrinityCore has a database structure composed of the world database, characters database and auth database. It is also cross-platform. Being fully open source, community involvement is highly encouraged to help continuously improve TrinityCore.
    Downloads: 7 This Week
    Last Update:
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  • 25
    PocketMine-MP

    PocketMine-MP

    A server software for Minecraft: Bedrock Edition in PHP

    PocketMine-MP is a highly customisable server software for Minecraft: Bedrock Edition, built from scratch in PHP, with over 10 years of history.
    Downloads: 13 This Week
    Last Update:
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