Browse free open source JavaScript Games and projects below. Use the toggles on the left to filter open source JavaScript Games by OS, license, language, programming language, and project status.

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  • 1
    Yogstation
    Yogstation is an open source fork of Space Station 13 developed and maintained by the Yogstation community. It offers a balanced mix of roleplay and gameplay, aiming to create an engaging multiplayer experience with unique mechanics and server rules. The repository contains the full SS13 codebase with modifications, including custom jobs, items, maps, and quality-of-life improvements. Yogstation prioritizes accessibility for new players while maintaining depth for veterans, making it one of the more popular SS13 community forks. The code and assets are open for contribution, allowing developers to propose fixes, features, and balance changes. With active updates, Yogstation continues to evolve as a distinctive branch of the SS13 ecosystem.
    Downloads: 5 This Week
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  • 2
    microStudio

    microStudio

    Free, open source game engine online

    microStudio is a free, open source game engine online. It is also a platform to learn and practice programming. microStudio can be used for free. You can also install your own copy, to work locally or on your own server for your team or classroom. microStudio is available online, this is the simpler and the preferred way, you will have access to all the online collaboration features, online publishing, and more export features. You don't even need to create an account, you can start working as a guest. microStudio includes all you need to write code, create sprites and maps for your 2D game. All from your web browser. Your project is stored in the cloud, and accessible from anywhere. Write your game code in microScript, a simple language inspired by Lua. The documentation is always there to help. Create cool demos in just a few lines of code. microScript shines by its simplicity and interactivity. But you can also code in JavaScript, Python, or Lua if you prefer.
    Downloads: 5 This Week
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  • 3
    Typing Baba: Hindi Typing Tutor

    Typing Baba: Hindi Typing Tutor

    Typing Baba: Hindi Typing Tutor, Learn Hindi typing

    Typingbaba: Hindi typing tutor is an app made for learners of each and every capacity. It will improve the learning curve of every user. Typing baba is designed for hindi typing learners besides this it will help the intermediate learners to excel via accectuating and refining their skill and strong points. It includes hindi typing lessons which are meant to increase typing speed and accuracy of users. This tutor is designed by taking into account all shortcomings of new users so that in short time they can achieve great progress bu weeding out all the stumbling process of learning. We developed this typing tutor after having more than enough experience in making the individuals trained. Features: Hindi Typing Tutor KrutiDev 010
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    Downloads: 111 This Week
    Last Update:
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  • 4
    The Game Center

    The Game Center

    The Game Center offers unblocked games

    The Game Center offers unblocked games which does not require an administrator or really anything to run, and that are adjusted for lower-end computers or laptops. Things such as Grand Theft Auto, Minecraft, or many types of web game applications are completely free to download!
    Downloads: 4 This Week
    Last Update:
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  • 5
    Uptime Kuma

    Uptime Kuma

    A fancy self-hosted monitoring tool

    Uptime Kuma is an easy-to-use self-hosted monitoring tool. It is a temporary live demo, all data will be deleted after 10 minutes. Use the one that is closer to you, but I suggest that you should install and try it out for the best demo experience. Monitoring uptime for HTTP(s) / TCP / HTTP(s) Keyword / Ping / DNS Record / Push / Steam Game Server / Docker Containers. Notifications via Telegram, Discord, Gotify, Slack, Pushover, Email (SMTP), and 90+ notification services, click here for the full list.
    Downloads: 4 This Week
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  • 6
    QuickPlay

    QuickPlay

    Retro-Gaming Multi-Emulator Frontend. Frontend-of-Frontends

    Welcome to the QuickPlay homepage. QuickPlay - MAME Edition is a powerful Windows universal emulator frontend, which has support for countless emulators, systems, game sets and other emulation frontend projects. Its main focus is on being user friendly, simple to set up, yet thorough: its a combined searchable library for all of your retro-gaming...It has a novel Emulator Finder system that takes the hassle out of initial setup and ongoing maintainance
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    Downloads: 25 This Week
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  • 7
    ZED Online

    ZED Online

    An online multiplayer real time strategy game

    A remake of the 1996 classic game Z. The project is currently in the early stages. More updates will come in the following weeks. Please visit zzone.lewe.com for more. ZED Online world rankings: https://zedonline.sourceforge.io/highscore.php See the wiki for more information: https://sourceforge.net/p/zedonline/wiki/Home/ Information on the different control styles can be found here: https://sourceforge.net/p/zedonline/wiki/controls/ Demo videos: https://www.youtube.com/watch?v=RKmKpTe-gVo https://www.youtube.com/watch?v=OnAJTml5znY https://www.youtube.com/watch?v=3UZSFsY6sSA https://www.youtube.com/watch?v=SFmoCg_F22w Online Multiplayer - Port forwarding In order to connect online the player who creates the game needs to enable port forwarding on their network router/NAT. The game will use port 8000 TCP. If the game can not bind the server to port 8000 it will try the next port until 8009. We recommend to forward all ports 8000-8009 TCP
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    Downloads: 26 This Week
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  • 8
    JS_CSS_Poker

    JS_CSS_Poker

    Free Texas Holdem Poker game using HTML5, CSS and JavaScript

    A free online Texas Hold'em poker game written in JavaScript and a web-gui using HTML5 and CSS, all source included Works as a solitaire, it is you against the robots No money - but you will not win that much either. No registration - I am just glad if you give some feedback if you find any problems. All source code included Totally bug free Climate positive Want to see it? https://js-css-poker.sourceforge.io/ Want to play it? https://js-css-poker.sourceforge.io/poker.html This is a merge of the Texas hold 'em game from https://sourceforge.net/projects/jsholdem/ and the js/CSS/HTML frontend from https://github.com/tansey/js_poker Compatibility: Any modern browser, such as Firefox, Chrome and Edge, on any OS, Windows, Linux, Mac works nilssonopel@users.sourceforge.net
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    Downloads: 21 This Week
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  • 9
    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 simulations to fully fledged physics-based games, and it works across major browsers and devices. Through modules such as Matter.Body, Matter.Composite, and Matter.Constraint, developers can create complex scenes with multiple bodies, jointed structures, and collision responses. Matter.js is popular in the web development community due to its simplicity, extensibility, and rich documentation, allowing both beginners and experienced programmers to leverage physics without deep expertise.
    Downloads: 2 This Week
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  • 10
    Prince of Persia (JS)

    Prince of Persia (JS)

    Prince of Persia reimplementation written in HTML5 / JavaScript

    PrinceJS is a faithful JavaScript remake of the classic 1989 game "Prince of Persia." It recreates the original gameplay, level design, and character animations in modern browsers using HTML5 technologies.
    Downloads: 2 This Week
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  • 11
    melonJS

    melonJS

    A fresh & lightweight javascript game engine

    melonJS is an open-source HTML5 game engine that empowers developers and designers to focus on content. The framework provides a collection of composable entities and support for a number of third-party tools. Giving you a powerful combination that can be used wholesale or piecemeal. melonJS is a lightweight yet powerful HTML5 framework designed from the ground up to provide a true plugin-free 'write-once, run-everywhere' gaming platform. melonJS is an open-source project and supported by a community of enthusiasts. See our Gallery for a few examples of games powered by melonJS. melonJS integrates the popular Tiled map format, allowing designers easily create levels using the Tiled map editor, and to focus on the game features itself. A fresh and lightweight 2D sprite-based engine. Fast WebGL renderer for desktop and mobile devices with fallback to Canvas rendering.
    Downloads: 2 This Week
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  • 12
    JavaScript Port of Box2D(http://www.box2d.org). jQuery version is now available at: http://kjam.org/post/105/ . Thanks KJ.
    Downloads: 6 This Week
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  • 13
    Ct.js

    Ct.js

    Ct.js is a desktop game engine that makes learning programming fun

    ct.js makes learning programming fun and game development easy by its visual tools, good docs and flexible, modular library. It is free, open-source, and is loved by hobbyists, professionals, teachers, and their students. Bad tools hinder your performance. Ct.js is designed to be like a brush with which you create games, not to be an enemy you will fight with. ct.js bundles come with offline docs, tutorials, and editable examples and demos. The code editor highlights errors and provides documentation right while writing your code. ct.js is based on Pixi.js, works on WebGL and provides great performance in browsers and desktop environments. Modules add new powers, and when ct.js is not enough, you can add any JS code or library. A small stylized adventure with AI-powered sea battles, violent environment, and little puzzle sections. Join the voyage to save a colony from a deadly disease!
    Downloads: 1 This Week
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  • 14
    FSKneeboard

    FSKneeboard

    FSKneeboard adds a helpful ingame panel to your flight simulator

    FSKneeboard (formerly known as "VFR Map For VR") adds a helpful in-game panel to your flight simulator which brings several different maps, waypoints and tracks, a charts viewer, and a notepad right into your Flight Simulator cockpit! This is is especially helpful for those of us who like to fly in VR. Powerful, highly detailed maps for your next VFR trip. Optimized for VR! Your approach charts, checklists, and notes at your fingertips. Use your mouse to quickly take notes of ATIS and ATC instructions. Automatically create snapshots/savegames from your flights every few minutes so you're able to recover Flight Simulator instabilities and crashes (fully configurable, see Advanced Usage Section for details). Search for any address or POI worldwide right from FSKneeboard and add it as waypoint or even teleport there. Windows Installer for simple installation and configuration.
    Downloads: 1 This Week
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  • 15
    IsoCity

    IsoCity

    A isometric city builder in JavaScript

    Isocity is an interactive web-based project that allows users to create their own isometric cities using modular blocks. It's designed as a fun and creative way to build pixel art cities.
    Downloads: 1 This Week
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  • 16
    Shadow Editor

    Shadow Editor

    Cross-platform 3D scene editor based on three.js, golang and mongodb

    Cross-platform 3D scene editor based on three.js, golang and mongodb for desktop and web. Starting from v0.6.1, ShadowEditor only provides core features and extended APIs, and other features will be provided in the extensions, just like VSCode. We will develop in the dev branch. Fix the bug that some versions of go typeface management list report errors. Play animations in the scene in real time, and can play full screen and in new window. Display, renderer, helpers, filter, weather, control mode, select mode, add mode, language. Plane, cube, circle, cylinder, sphere, icosahedron, torus, torus knot, teapot, lathe. Line segments, CatmullRom curve, quadratic Bezier curve, cubic Bezier curve, ellipse curve.
    Downloads: 1 This Week
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  • 17
    TerraGov Marine Corps

    TerraGov Marine Corps

    TGMC: TerraGov Marine Corps, a SS13 mod

    TerraGov Marine Corps (TGMC) is an open source multiplayer game built on the BYOND engine, forked from the Space Station 13 (SS13) codebase. It is a tactical, role-playing game that pits groups of human marines against alien forces in large-scale, cooperative and competitive scenarios. The project focuses heavily on teamwork, coordination, and immersive gameplay, providing players with different roles such as engineers, medics, or combat marines to ensure strategic variety. TGMC offers a persistent, evolving experience where community contributions shape mechanics, balance, and lore. The codebase serves as both a live game server foundation and a development platform for contributors who want to expand gameplay features, design new mechanics, or refine existing systems. With its mixture of roleplay, tactical combat, and science fiction setting, TGMC provides a distinctive twist on the SS13 lineage.
    Downloads: 1 This Week
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  • 18
    particles.js

    particles.js

    A lightweight JavaScript library for creating particles

    particles.js is a very lightweight JavaScript library that can be used to create particles, in a simulated environment where particles float and move across the screen. Build a JavaScript library and customize your particles in an easy to use and easy to build simulation.
    Downloads: 1 This Week
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  • 19
    A cross-platform, user-modifiable three-dimensional space trading and combat game.
    Downloads: 9 This Week
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  • 20
    FakeNES GT
    FakeNES is a highly portable, Open Source NES and Famicom emulator. It runs on all modern operating systems and has an actively maintained DOS port for enthusiasts. Support for phones and other mobile platforms is under development. The majority of the project is entirely original code released under the zlib/libpng license. Contributed and third-party code is included under GNU licenses.
    Downloads: 12 This Week
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  • 21
    pgn4web

    pgn4web

    javascript chess games viewer for websites, blogs and live broadcasts

    pgn4web is a javascript chess games viewer for websites, blogs and live broadcasts. "pgn4web has a clean design, and is easily integrated and configured in wordpress. And yet, below that layer of simplicity, it has enough bells and whistles to allow for more baroque needs and taste. A truly great plugin." GM Tiger Hillarp, using the pgn4web plugin for wordpress on his site chess at the bag of cats, May 2013. "We wanted a live viewer that could work on tablets and mobile phones. pgn4web did fit very well on every platform, is stable and matched our visual design. Also the horizontal view for the commentators and the vertical view for smartphones was a real plus." H.S. from the Max Euwe memorial tournament committee, using pgn4web for live broadcast and game reports, November 2011.
    Downloads: 3 This Week
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  • 22
    Ever had that perfect plot idea for an RPG but didn't have the programming knowledge to create it? Enter Sphere. Sphere is a console-style RPG engine that allows others to create an RPG similar to Final Fantasy, Dragon Quest, or Phantasy Star.
    Downloads: 7 This Week
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  • 23
    British Bingo

    British Bingo

    90-ball bingo with sound

    Play by yourself in a web browser like Chrome or Safari. The game simulates the other players. Runs best on a desktop computer or laptop. Also tries to adapt to an iPad or tablet. Players can make mistakes and can leave and join. You can cheat and get the game to correctly mark your board. There is no limit to the number of players (try 300,000). You can adjust the speed of the game and most sizes. The game can play for you. You can hear the caller reading out the numbers and the players talking (easiest with the online game at https://bbingo.xyz.)
    Downloads: 3 This Week
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  • 24
    Solar Empire is a GPL/public domain browser-based strategy game (BBS) written in PHP. Users control fleets, planets and equipment to conquer the galaxy. Almost limitless variation given by advanced customisation options.
    Downloads: 3 This Week
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  • 25
    Tools for the recipe collector :-) RecipeFox: A addon to FireFox to grab recipes from the net (like the MasterCook addon in Internet Explorer) A recipe converter: It converts recipes from one format to another, and supports the following formats: - AccuC
    Downloads: 2 This Week
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