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

  • Our Free Plans just got better! | Auth0 Icon
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    Powering the best of the internet | Fastly

    Fastly's edge cloud platform delivers faster, safer, and more scalable sites and apps to customers.

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  • 1
    Robolinux

    Robolinux

    MAX Privacy with Robolinux R12.12

    All 3 Robolinux Desktop versions come with new login and grub boot splash screens & LibreWolf browser which has the highest privacy! LibreWolf is a fork of Firefox so you can use its data. The Legacy Bios isos only work in VM's & Non UEFI PC's. Don't miss 50% Off 12+ price only $59.95 Expires June 21 2025 The 12+ Sale details Robo UNTRACKER Custom Installer FREE! Save $40 FAAST Boot Custom Installer FREE! Save $40 Backdoor security Custom Installer FREE! Save $40 12 Advanced upgrades! Privacy App installers FREE! Stealth VM for FREE! Save $40 C Drive to VM for FREE! Save $40 The UNTRACKER makes you 100% anonymous on the internet so you can stop being tracked & traced by Evil Governments & Spy Agencies! All Robolinux R12 rolling realease Legacy BIOS & UEFI versions have the newest 5.15 Linux Kernel, compilers & software libraries & applications. Each rock solid R12 version has Long Term Support through 2030 Follower of YASHUA! John Martinson Robolinux.org
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    Downloads: 390 This Week
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  • 2
    RebornOS

    RebornOS

    Made For You - Made With You

    RebornOS is an Arch Linux based distribution whose goal is to make Arch Linux more approachable to beginners. We stick close to Arch Linux, offer choices without much bloat, and we provide quite a bit more support and handholding than typical distributions so that beginners don't feel overwhelmed.
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    Downloads: 450 This Week
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  • 3
    Network Security Toolkit (NST)

    Network Security Toolkit (NST)

    A network security analysis and monitoring toolkit Linux distribution.

    Network Security Toolkit (NST) is a bootable ISO image (Live USB Flash Drive) based on Fedora 42 providing easy access to best-of-breed Open Source Network Security Applications and should run on most x86_64 systems. The main intent of developing this toolkit was to provide the security professional and network administrator with a comprehensive set of Open Source Network Security Tools. The majority of tools published in the article: Top 125 Security Tools by INSECURE.ORG are available in the toolkit. An advanced Web User Interface (WUI) is provided for system/network administration, navigation, automation, network monitoring, host geolocation, network analysis and configuration of many network and security applications found within the NST distribution. In the virtual world, NST can be used as a network security analysis, validation and monitoring tool on enterprise virtual servers hosting virtual machines.
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    Downloads: 182 This Week
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  • 4
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    Downloads: 159 This Week
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  • Build Securely on Azure with Proven Frameworks Icon
    Build Securely on Azure with Proven Frameworks

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  • 5
    Rockstor

    Rockstor

    BTRFS based NAS and private cloud storage solution

    Rockstor is a Network Attached Storage (NAS) and private cloud storage solution based on advanced Linux technologies like BTRFS, Docker and others. In addition to standard NAS features like file sharing via NFS, Samba, SFTP and AFP, advanced features such as online volume management, CoW Snapshots, asynchronous replication, compression, and bitrot protection are supported based on BTRFS. Rockstor also provides apps like ownCloud, Syncthing, OpenVPN, and Plex to name a few. Apps or "Rock-ons" are powered by a Docker-based application hosting framework. And new ones can be simply added. These Rock-ons, combined with advanced NAS features, turn Rockstor into a private cloud storage solution accessible from anywhere, giving users complete control of cost, ownership, privacy and data security. Rockstor UI is written in Javascript, making it simple to manage everything from your Web browser. The backend is written in Python and exposes RESTful APIs to easily extend functionality!
    Downloads: 28 This Week
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  • 6
    Anarchy Linux

    Anarchy Linux

    Anarchy Linux - A simple and intuitive Arch Linux installer

    Anarchy Installer is a flexible, open-source installation program for Arch Linux that simplifies the setup process while retaining the full power and customizability of Arch. Rather than being a new distro, it provides an approachable UI and automation layer over the traditional Arch installation, guiding users through partitioning, desktop environment selection, package installation, and system configuration. It caters to both beginners and advanced users who want to streamline their Arch Linux setup while maintaining control over every component.
    Downloads: 5 This Week
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  • 7
    Puter

    Puter

    The Internet OS! Free, Open-Source, and Self-Hostable

    Puter is a browser-based personal operating system and file explorer built entirely with web technologies. It mimics the experience of a traditional desktop OS, allowing users to manage files, launch apps, and interact with a graphical interface—all within a web browser. The project is designed to be both functional and nostalgic, combining the aesthetic of retro operating systems with modern development tools like React and Tailwind CSS. Puter offers a self-hostable, customizable environment for those seeking an online workspace or hobby project.
    Downloads: 4 This Week
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  • 8
    NebiOS Alternative Mirror (Official)

    NebiOS Alternative Mirror (Official)

    An Ubuntu Linux-based OS that aims to end user.

    NebiOS is Ubuntu-based secure, privacy-focused universal OS for daily life, creativity, gaming & more. Official mirror - use if main site has download issues. Main sites: nebisoftware.com/nebios (current) → nebios.org (transitioning) ⚠️ DON'T DOWNLOAD FROM UNKNOWN SOURCES! === 🚀 NebiOS X (next-gen) is here! Currently available as public beta in both SourceForge (here in "nextgen" folder) and nebios.org (under construction). Early release due to dev challenges - better hardware recommended. === 📋 NebiOS 3 Requirements (Stable - Final X11 version): - 64-bit dual-core x86/ARM, 2GB RAM, 24GB storage - OpenGL 3 GPU (something like Intel HD 4000 or better), Vulkan 1.3 for gaming - Works on 2012+ PCs. Raspberry Pi 4: 720p 30fps (due hardware limits) VM Support: Most software works (VirtualBox, VMware, QEMU). NebiOS X needs properly Wayland-supported 3D acceleration (only VMware supported in current situation). ⚠️ NebiOS 2 support ends when X goes final (stable).
    Downloads: 20 This Week
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  • 9
    pbboard

    pbboard

    PBBoard - Free and Open Source Forum Software

    Program PBBoard is interactive Forum management program Dialogic Free classified as free software and open source, is located under the GNU GPL, is written in PHP and based on MySQL database engine And PBBoard now in its third generation version 3.0, this version includes integration between design standard High-level as well as high security, as well as multi-language interface and empowerment Full of multiple databases for planning modulating complete with a lack of effort on servers. https://pbboard.info
    Downloads: 8 This Week
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  • MongoDB Atlas runs apps anywhere Icon
    MongoDB Atlas runs apps anywhere

    Deploy in 115+ regions with the modern database for every enterprise.

    MongoDB Atlas gives you the freedom to build and run modern applications anywhere—across AWS, Azure, and Google Cloud. With global availability in over 115 regions, Atlas lets you deploy close to your users, meet compliance needs, and scale with confidence across any geography.
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  • 10
    Cub Linux

    Cub Linux

    Chromium + Ubuntu = Cub Linux

    The best of Chromium and Ubuntu. Cub Linux is a project to replicate the Chromium OS experience on an Ubuntu Linux base system. Cub Linux is free to download and use forever.
    Downloads: 22 This Week
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  • 11
    RazDC

    RazDC

    Active Directory Domain Controller built on Rocky and Samba4.

    RazDC Community is an Active Directory domain controller built on Rocky Linux and Samba4. RazDC Community includes a custom web interface for managing Active Directory, DNS, DHCP, Logging, Backups, system service manager. RazDC Appliance Includes additional features such as Wake-On-Lan, NoVNC Remote Access and Support, Video conferencing, Web Desktop for domain users admin delegation for RazDC. The hardware appliance is still in development. Checkout out Facebook and Instagram for updates regarding the future hardware device.
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    Downloads: 6 This Week
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  • 12
    DaVinci OS

    DaVinci OS

    Linux Operating System based on openSUSE 13.1 by Tóca

    DaVinci Operating System is an Operating System craeted by Tóca CompuGlobal Corporation,Inc based on openSUSE 13.1 and GNU Linux. It´s currently 64 BITS and UEFI devices only.
    Downloads: 8 This Week
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  • 13
    Entropy Linux

    Entropy Linux

    Arch based, Modern, Midweight, Practical, Experimental, AMD, Szmelc

    Based on Arch. Built for Power Users and Sysadmins. Built for those who demand control over their system. Optimized for AMD™, it features a global dark theme and a suite of powerful tools for advanced users. Developed by two lead devs and their squad, it’s raw, unpolished, and built for those who love to tinker, learn, and push boundaries. Why Entropy? Power & Flexibility: Designed for power users, sysadmins, and DevOps pros. Advanced Toolset: Custom utilities to boost productivity, AMD™ Optimized: Engineered for peak performance on AMD hardware. Part of a Vision: A key piece of an evolving ecosystem, connecting projects seamlessly. Entropy is a constantly evolving system—designed to be explored, tweaked, and refined. Some setup may be required, but that’s part of the fun. What to Expect? A robust, adaptable distro with powerful tools and limitless customization. Occasional bugs, experimental features, and hidden easter eggs because pushing limits isn’t always smooth!
    Downloads: 5 This Week
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  • 14
    Downloads: 7 This Week
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  • 15
    GreyOS
    GreyOS is a browser-based O/S entirely developed in PHP, JS and HTML5.
    Downloads: 3 This Week
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  • 16
    WebKeyOS

    WebKeyOS

    Sistema Operativo NAS | NAS Operating System

    Downloads: 3 This Week
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  • 17
    ZED OS

    ZED OS

    ZED OS the clone of Windows XP

    ZED OS is a portuguese Linux based distribution (remaster of Ubuntu Mate). It was designed for users who want an innovative system. With both 3D and 2D interfaces you'll be able to chosse the better one according to your hardware/needs. It's Web Based and inspired in Windows XP from Microsoft
    Downloads: 3 This Week
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  • 18
    LinuxTLE

    LinuxTLE

    LinuxTLE (Revival)

    LinuxTLE(Linux Talay) is the legendary Thailand Linux Distribution lost technology from NECTEC. Now, reborn out of demise, LinuxTLE has finally build the 11.0 version code named "Cha-Am" revived the dead project by the mysterious successor. Shifted from GNOME2 into Mate Desktop which supported both Thai & English languages. LinuxTLE 11.0 currently based from Ubuntu 16.04 LTS. There will be also Debian 9.0 based build soon. "Talay(ทะเล)" means "The Sea" pronounced in Thai languages. Refer: - https://distrowatch.com/table.php?distribution=linuxtle - https://en.wikipedia.org/wiki/LinuxTLE - https://th.wikipedia.org/wiki/ลีนุกซ์ทะเล Installation: - Recommend burn with DVD - Currently x64 iso - Use "Refracta Installer" inside "System Tools" category from start menu. - CD Username: user - CD Password: root Note: To get the same desktop as CD. Please install with the current user & root password & change them after installed.
    Downloads: 2 This Week
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  • 19
    Riome Operating System
    The Most User-friendly Operating System
    Downloads: 1 This Week
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  • 20
    A web-based frontend to help students make their school timetable in an online subject registration environment, running totally on the client's web-browser by grabbing XML from the server, and calculating possible schedules on the fly.
    Downloads: 0 This Week
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  • 21
    Ajax Portal (WebOS and Portal)
    Ajax Portal (WebOS & Enterprise Portal). Ajax Portal is open source cross-platform cross-browser Web 2.0 / Web 3.0 solution which is based on a new architecture of WebOS and Enterprise Portals. Our Enterprise Portal can work as Mashup (WOA approach). The portal provides Portlet/Portal API, Services. It's posible to use the Decoration module of the portal as a part of the standard Web application (Web 2.0 / Web 3.0 application). Open Source allows you to try and evaluate our Web 2.0 / Web 3.0 Enterprise Ajax Portal for free.
    Downloads: 0 This Week
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  • 22
    Donut OS

    Donut OS

    Debian based OS that made for fun

    THE DONUT OS PROJECT Created by LKSQ Team: LuanchPad: https://launchpad.net/~lksqteamofficial GitHub repo: https://github.com/lolkekdev/DonutOS Donut OS is small Debian based project which is made for fun! Made in: Russia Year of creation: 2022 Month of creation: May First release: 5th July 2022 First beta-test: ----- Current version: CBT (Closed Beta Test)
    Downloads: 0 This Week
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  • 23
    Dreambox X Software Project provides appropriate software developed on Linux and open standards for the DreamBox (DVB) Set Top box. This project will focus on English language support, updated documentation and useful guidance.
    Downloads: 0 This Week
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  • 24
    ElymOs

    ElymOs

    Linux OS from ubuntu, customisable for everyone, social and media

    Ubuntu based GNU/Linux system, use Gnome Shell. Easy for learn Linux and programming. All software of everyday use. Wine and Virtual Machine for use other OS.
    Downloads: 0 This Week
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  • 25
    Friend OS

    Friend OS

    FriendOS is a free web based platform that runs in your browser

    FriendUP is a cloud-based operating environment that turns the browser into a full desktop experience, complete with applications, file management, user profiles, and remote access features. It’s a meta-OS for distributed systems, allowing users to host and manage applications through a unified web interface while maintaining control over their own data. Built with Node.js and C++, FriendUP includes a virtual file system, multi-user support, and a customizable UI, making it ideal for enterprises or individuals seeking a decentralized, collaborative computing environment.
    Downloads: 0 This Week
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