Showing 488 open source projects for "rules engine java"

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  • 1
    jMonkeyEngine

    jMonkeyEngine

    A complete 3-D game development suite written in Java

    jMonkeyEngine is a 3-D game engine for adventurous Java developers. It’s open-source, cross-platform, and cutting-edge. v3.6.1 is the latest stable version of the engine. The engine is used by several commercial game studios and computer-science courses.
    Downloads: 18 This Week
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  • 2
    Sodium

    Sodium

    A Minecraft mod designed to improve frame rates

    Sodium is a powerful rendering engine and optimization mod for the Minecraft client which improves frame rates and reduces micro-stutter while fixing many graphical issues in Minecraft. A Minecraft mod designed to improve frame rates and reduce micro-stutter.
    Downloads: 611 This Week
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  • 3
    VulkanMod

    VulkanMod

    Vulkan renderer mod for Minecraft

    This is a fabric mod that introduces a brand new Vulkan-based voxel rendering engine to Minecraft Java in order to both replace the default OpenGL renderer and bring performance improvements.
    Downloads: 211 This Week
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  • 4
    XMage

    XMage

    Magic Another Game Engine

    XMage allows you to play Magic against one or more online players or computer opponents. It includes full rules enforcement for over 20 000 unique cards and more than 50.000 reprints from different editions. You can also find custom sets like Star Wars. All regular sets have nearly all implemented cards. It supports single matches and tournaments with dozens game modes like duel, multiplayer, standard, modern, commander, pauper, oathbreaker, historic, freeform and much more. Local server...
    Downloads: 11 This Week
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  • 5
    Goonstation

    Goonstation

    Repository for the Goonstation branch of SS13

    Goonstation is a community-maintained branch of the classic Space Station 13 (SS13) game, built on the BYOND / DMM / DM engine and custom code, with extensive maps, gameplay mechanics, user interfaces, and game modes. The repository houses the full game code, assets (maps, sound, icons, interface), configuration, and tools for running and contributing to a Goonstation server. It aims to offer a stable, feature-rich, roleplay/game environment with many custom systems (e.g., unique mechanics, items, server rules) layered atop the SS13 engine.
    Downloads: 3 This Week
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  • 6
    Luanti

    Luanti

    Voxel game-creation platform with easy modding and game creation

    Luanti, originally known as Minetest, is a free, open-source voxel game engine and platform designed to let players, modders, and developers build and play diverse sandbox-style 3D worlds. Written in C++ for core performance and Lua for scripting, Luanti runs on multiple operating systems (Windows, macOS, Linux, BSD variants and even Android), making it highly accessible and cross-platform. Rather than being a single game, Luanti is meant as an engine and toolkit: individual β€œgames” are actually collections of mods β€” written in Lua β€” that define terrain, items, NPCs, mechanics, and rules. ...
    Downloads: 18 This Week
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  • 7
    OGRE

    OGRE

    scene-oriented, flexible 3D engine (C++, Python, C#, Java)

    OGRE (Object-Oriented Graphics Rendering Engine) is a scene-oriented, flexible 3D engine written in C++ designed to make it easier and more intuitive for developers to produce games and demos utilizing 3D hardware. The class library abstracts all the details of using the underlying system libraries like Direct3D and OpenGL and provides an interface based on world objects and other intuitive classes. We consider the results of our GL3Plus RenderSystem as the gold standard. The respective...
    Downloads: 2 This Week
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  • 8
    hematite

    hematite

    A simple Minecraft written in Rust with the Piston game engine

    ...The project also explores the possibility of building alternative server implementations or game engines compatible with Minecraft-style gameplay. By rewriting core systems in Rust, the developers hope to create a more efficient and flexible architecture compared with the original Java-based implementation. The project includes components for rendering Minecraft-like worlds and experimenting with game engine features within the Piston graphics framework.
    Downloads: 1 This Week
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  • 9
    GrimAC

    GrimAC

    Fully async, multithreaded, predictive, open source, 3.01 reach

    GrimAC is an open-source anticheat system designed to detect and prevent cheating on Minecraft multiplayer servers through predictive simulation and advanced movement analysis. The project uses a simulation-based detection engine that recreates player movement and physics in order to identify discrepancies between legitimate gameplay and modified client behavior. By analyzing how players move, interact with the world, and send network packets to the server, Grim can detect a variety of...
    Downloads: 6 This Week
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  • 10
    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: 7 This Week
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  • 11
    Excalibur

    Excalibur

    An easy to use 2D HTML5 game engine written in TypeScript

    An open-source 2D HTML5 game engine. Excalibur was built from the ground up for TypeScript, a typed superset of JavaScript that feels familiar to C#, Java, and other strongly-typed languages. This makes Excalibur code clean, readable, and maintainable. Excalibur has a fully-documented API reference that is automatically kept up-to-date with every version, including the main code branch.
    Downloads: 0 This Week
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  • 12
    Arianne RPG

    Arianne RPG

    Arianne is an engine to develop multiplayer online games like Stendhal

    Arianne is a multiplayer online engine to develop turn based and real time games, providing a simple way of creating the game server rules and clients like our MORPG Stendhal. Our engine Marauroa uses Java and SQL for hosting hundreds of players on a solo host. Stendhal is a fun friendly and free multiplayer online adventure game with a huge and rich world. With hundreds of NPCs and different quests, features like the Travel log and achievement system keep track of progress. ...
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    Downloads: 1,315 This Week
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  • 13
    ViZDoom

    ViZDoom

    Doom-based AI research platform for reinforcement learning

    ViZDoom allows developing AI bots that play Doom using only the visual information (the screen buffer). It is primarily intended for research in machine visual learning, and deep reinforcement learning, in particular. ViZDoom is based on ZDOOM, the most popular modern source-port of DOOM. This means compatibility with a huge range of tools and resources that can be used to create custom scenarios, availability of detailed documentation of the engine and tools and support of Doom community....
    Downloads: 3 This Week
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  • 14
    G3D Innovation Engine
    G3D is a commercial-grade C++ 3D engine. It is used in commercial games, research papers, military simulators, and university courses. G3D supports real-time rendering, off-line rendering like ray tracing, and general purpose computation on GPUs. As of January 16, 2018, SourceForge is again the home of the active repository for G3D.
    Downloads: 6 This Week
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  • 15
    Purpur

    Purpur

    Purpur is a drop-in replacement for Paper servers

    Purpur is an open-source Minecraft server software built as a fork of the Paper server platform, designed to provide extensive configurability and gameplay customization for server administrators. It functions as a drop-in replacement for Paper, meaning existing servers can switch to Purpur without major changes while gaining access to additional features and configuration options. The project focuses on allowing administrators to modify gameplay mechanics, behaviors, and rules that are...
    Downloads: 5 This Week
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  • 16

    Europa Universalis Game Tools

    Europa Universalis 4 save game editor

    Java library and application to edit game files from all Clausewitz-engine games (EU3 and later, including EU4, Victoria 2, Hearts of Iron 3, EU: Rome, March of the Eagles, and Crusader Kings 2 and 3) and their saved games. Source code is now hosted at https://github.com/mmyers/eug. Sponsor on Patreon: https://www.patreon.com/user?
    Downloads: 41 This Week
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  • 17
    18xx Rails Evolution
    πŸš‚ WELCOME TO RAILS: THE ULTIMATE 18XX GAME ENGINE! πŸš‚ Are you ready to step into the shoes of 19th-century robber barons, manipulate stock markets, engineer ruthless hostile takeovers, and build the most lucrative railway empires in board gaming history? Rails is the premier, open-source Java engine dedicated entirely to the deep, tactical world of the 18xx operational and economic strategic series.
    Downloads: 9 This Week
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  • 18
    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: 11 This Week
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  • 19
    x3d

    x3d

    X3D is the open-standard format for 3D graphics scenes on the Web.

    Extensible 3D (X3D) Graphics is a royalty-free International Standard for real-time interactive 3D graphics on the Web, providing unsurpassed interoperability for 3D communications on the Web. This project includes source for example X3D scene libraries and multiple X3D codebases produced by Web3D Consortium members. All open-source contributions are welcome.
    Downloads: 10 This Week
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  • 20
    Lucifer

    Lucifer

    Lucifer: The Ultimate Dev-Ecosystem

    ... πŸš€ 핡심 νŠΉμ§• (Core Features) μ‹œλ¦¬μ–Ό μ œμ–΄ (Advanced Serial Control): ν•˜λ“œμ›¨μ–΄μ™€μ˜ 접점을 μ™„λ²½ν•˜κ²Œ μž₯μ•…ν•©λ‹ˆλ‹€. 아두이노 및 각쒅 μž„λ² λ””λ“œ μž₯μΉ˜μ™€μ˜ 데이터 μ†‘μˆ˜μ‹ μ„ κ°€μž₯ λ“œλΌμ΄ν•˜κ³  μ •λ°€ν•˜κ²Œ μˆ˜ν–‰ν•©λ‹ˆλ‹€. μ„œλ²„ 톡합 (Terra Server Engine): MariaDB μ—°λ™ν˜• κ³ μ„±λŠ₯ μžλ°” μ„œλ²„ 'ν…ŒλΌ(Terra)'λ₯Ό μ½”μ–΄λ‘œ ν’ˆμ–΄, 데이터 μ²˜λ¦¬μ™€ 둜직 μ‹€ν–‰μ˜ 쀑심좕을 λ‹΄λ‹Ήν•©λ‹ˆλ‹€. ν†°μΊ£ λ‚΄μž₯ (Embedded Tomcat): λ³„λ„μ˜ WAS μ„€μΉ˜ 없이도 μ›Ή ν™˜κ²½μ„ μ¦‰κ°μ μœΌλ‘œ κ΅¬λ™ν•©λ‹ˆλ‹€. λ£¨μ‹œνΌκ°€ κ³§ μ›Ή μ„œλ²„μ΄μž ν”Œλž«νΌμ΄ λ©λ‹ˆλ‹€. μžλ°” λ‚΄μž₯ (Portable Java Environment): ν™˜κ²½ λ³€μˆ˜ μ„€μ •μ΄λ‚˜ 버전 κ°ˆλ“±μ—μ„œ μ™„μ „νžˆ μžμœ λ‘­μŠ΅λ‹ˆλ‹€. λ£¨μ‹œνΌ μ‹€ν–‰ 파일 ν•˜λ‚˜μ— μ΅œμ ν™”λœ μžλ°” ν™˜κ²½μ΄ ν¬ν•¨λ˜μ–΄ μ–΄λ””μ„œλ“  μ¦‰μ‹œ κ°€λ™λ©λ‹ˆλ‹€.
    Downloads: 1 This Week
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  • 21
    Mech Station Beta

    Mech Station Beta

    Mech Station Beta - Tower Defense like Game

    ...However, this feature is not yet fully implemented β€” it requires a server machine, which I currently don’t have due to personal circumstances. If anyone can provide a server machine or a service like Google Virtual Machine, it would be highly useful and greatly appreciated. The game is written in pure Java using a custom engine. A Java developer or designer is welcome to collaborate on the development. As the title suggests, the game is not yet finished, but it is playable. Developed solo over half a year, with 500 KB of source code and AI-generated graphics. As you can see from the screenshots, the game is designed in a pixel art style. ...
    Downloads: 0 This Week
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  • 22
    Nuclear Interstellar Liquidation Squad

    Nuclear Interstellar Liquidation Squad

    Fast-paced side-scrolling space shooter

    In this retro-style shooter, you command the last remaining battle ship of the Nuclear Interstellar Liquidation Squad. You have to destroy the vicious aliens from the planet Yuggoth - the fate of the whole universe is at stake! This game originated as the first demo project of VatraLib, the game engine it was developed with.
    Downloads: 0 This Week
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  • 23
    Delphi : VRCalc++ and more Binary Exec

    Delphi : VRCalc++ and more Binary Exec

    Delphi Java - VRCalc++ OOSL (Script) and + (Binary Exec Distro)

    Vincent Radio {Adrix.NT} Embarcadero : Delphi : Executable Binaries Delphi : VRCalc++ Object Oriented Scripting Language : Engine + Ext Libraries VRCalc++ OOSL Visual Stage Project : VCL & FMX (FireMonkey) VRCalc++ Script Executor: - VCL Console - Terminal Console - FMX Console + VRCalc++ OOSL : VR System Scripted Standard Runtime Library Delphi Applics - VR Multi Editor : Smart Text Editor - VR Lazy Code Editor : Smart RTF Multi Lang Code Text Editor - VR Astro Vision : Astrology Program - VR Free Chess 2D : Chess Game Program - VR Mosaic : Puzzle Resolver Program (VCL, FMX) - VR Blocks game - VRGraphStage - VR TTT OX game - Embarcadero Binary Runtime Libraries - VR Binary Runtime Libraries for Delphi & C++Builder - Visual Styles Java Applications - Analog Clock - VR Hanoi Towers - VR Rects World Sample - VR Free Chess 2D - VR Mosaic with auto resolver - Action/Entity Model Test includes installation instructions adrixnt@hotmail.it
    Downloads: 1 This Week
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  • 24
    Chess Coding Challenge

    Chess Coding Challenge

    Create your own tiny chess bot

    Chess Challenge is a programming competition framework that invites developers to create compact and efficient chess engines within strict constraints. The project provides a simplified chess environment and ruleset, enabling participants to focus on implementing decision-making logic rather than building a full engine from scratch. It is designed to encourage creativity and optimization, often limiting code size or execution time to push developers toward innovative solutions. Participants...
    Downloads: 0 This Week
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  • 25
    MekWars
    MekWars is a chat and campaign engine for MegaMek. Players join MekWars servers to find opponents for MegaMek games. MekWars servers can be configured to run campaigns and scenarios - tracking player's units, experience and funds.
    Downloads: 3 This Week
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