Showing 203 open source projects for "custom operating systems"

View related business solutions
  • $300 in Free Credit Across 150+ Cloud Services Icon
    $300 in Free Credit Across 150+ Cloud Services

    VMs, containers, AI, databases, storage | build anything. No commitment to start.

    Start your project in minutes. After credits run out, 20+ products include free monthly usage. Only pay when you're ready to scale with Google Cloud.
    Start Building Free
  • Our Free Plans just got better! | Auth0 Icon
    Our Free Plans just got better! | Auth0

    With up to 25k MAUs and unlimited Okta connections, our Free Plan lets you focus on what you do best—building great apps.

    You asked, we delivered! Auth0 is excited to expand our Free and Paid plans to include more options so you can focus on building, deploying, and scaling applications without having to worry about your security. Auth0 now, thank yourself later.
    Try free now
  • 1
    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.
    Downloads: 10 This Week
    Last Update:
    See Project
  • 2
    AnduinOS

    AnduinOS

    AnduinOS is a custom Ubuntu-based Linux distribution

    AnduinOS is a personal/experimental operating system–style project and collection of components built to explore how a desktop-like environment and tooling could be organized under one coherent repo. It combines configuration, scripts, and UI elements to form a workstation experience that is more opinionated and automation-friendly than a vanilla setup. The project leans toward developer productivity: quick access to tools, reproducible configuration, and a unified place to evolve the...
    Downloads: 68 This Week
    Last Update:
    See Project
  • 3
    MeshCentral

    MeshCentral

    A complete web-based remote monitoring and management web site

    The open source, multi-platform, self-hosted, feature-packed web site for remote device management. MeshCentral is a full computer management web site. With MeshCentral, you can run your own web server to remotely manage and control computers on a local network or anywhere on the internet. Once you get the server started, create device group and download and install an agent on each computer you want to manage. A minute later, the new computer will show up on the web site and you can take...
    Downloads: 148 This Week
    Last Update:
    See Project
  • 4
    noVNC

    noVNC

    VNC client web application

    noVNC is a VNC client JavaScript library as well as an application built on top of that library. noVNC runs well in any modern browser, including mobile browsers (iOS and Android).
    Downloads: 19 This Week
    Last Update:
    See Project
  • Go From Idea to Deployed AI App Fast Icon
    Go From Idea to Deployed AI App Fast

    One platform to build, fine-tune, and deploy. No MLOps team required.

    Access Gemini 3 and 200+ models. Build chatbots, agents, or custom models with built-in monitoring and scaling.
    Try Free
  • 5
    Windows 95 in Electron

    Windows 95 in Electron

    Windows 95 in Electron. Runs on macOS, Linux, and Windows

    ...Beyond being a playful trip down memory lane, the project demonstrates how emulation can be packaged using modern frameworks & how legacy operating systems can be encapsulated as distributable desktop experiences. It’s become an example of how software preservation and creative programming can intersect, inspiring others to bring historic systems to life.
    Downloads: 41 This Week
    Last Update:
    See Project
  • 6
    FileSaver.js

    FileSaver.js

    An HTML5 saveAs() FileSaver implementation

    Have you ever wanted to add a Save as… button to a webapp? Whether you’re making an advanced WebGL-powered CAD webapp and want to save 3D object files or you just want to save plain text files in a simple Markdown text editor, saving files in the browser has always been a tricky business. Usually when you want to save a file generated with JavaScript, you have to send the data to your server and then return the data right back with a Content-disposition: attachment header. This is less than...
    Downloads: 11 This Week
    Last Update:
    See Project
  • 7
    cross-platform-terminal-characters

    cross-platform-terminal-characters

    All the characters that work on most terminals

    cross-platform-terminal-characters is a utility library that provides consistent, cross-platform terminal characters such as checkmarks, arrows, and box-drawing symbols for use in command-line interfaces. It ensures that terminal UI components look correct and legible across operating systems like Windows, macOS, and Linux, accounting for encoding and font inconsistencies. By automatically selecting fallback characters when necessary, it simplifies the process of designing beautiful, portable CLI tools.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 8
    Cockpit

    Cockpit

    A sysadmin login session in a web browser

    Cockpit makes GNU/Linux discoverable. It’s an interactive server admin interface that lets you see and understand the health of your server at a glance; interact directly with the operating system from a real Linux session; and perform system tasks with a mouse all in a web browser. With Cockpit, sysadmins can easily perform tasks such as starting containers, storage administration, network configuration, inspecting logs and more. They can also jump between terminal and the web interface at any time. Lightweight and very easy to use, Cockpit can be installed on many Linux operating systems, including Debian, Fedora and RHEL.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 9
    serve

    serve

    Static file serving and directory listing

    Assuming you would like to serve a static site, single page application or just a static file (no matter if on your device or on the local network), this package is just the right choice for you. Once it's time to push your site to production, we recommend using Vercel. In general, serve also provides a neat interface for listing the directory's contents. The quickest way to get started is to just run npx serve in your project's directory. If you prefer, you can also install the package...
    Downloads: 0 This Week
    Last Update:
    See Project
  • Host LLMs in Production With On-Demand GPUs Icon
    Host LLMs in Production With On-Demand GPUs

    NVIDIA L4 GPUs. 5-second cold starts. Scale to zero when idle.

    Deploy your model, get an endpoint, pay only for compute time. No GPU provisioning or infrastructure management required.
    Try Free
  • 10
    Human Signals

    Human Signals

    Human-friendly process signals

    human-signals is a lightweight Node.js library that provides human-readable descriptions for POSIX signal names like SIGTERM, SIGINT, and SIGHUP. Rather than relying on scattered documentation or hard-to-remember codes, this library maps system signals to meaningful explanations, including default behaviors, standard descriptions, and exit codes. It’s ideal for building CLI tools or process managers that handle termination signals and want to provide better logging, debugging, or user feedback.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 11
    Artillery

    Artillery

    Cloud-scale load testing. Fully serverless, test any stack

    Artillery is cloud-native, open source, and integrates with your favorite monitoring and CI/CD stack. Load test anything, at any scale. The most advanced load-testing platform in the world. Get started and run a test in minutes from your local machine. Then scale it out effortlessly. Free & open-source. Artillery scales like no other. Run your tests from your own AWS account with no infra to set up or manage. Use Playwright to load test with real browsers. Test HTTP, WebSocket, Socket.io,...
    Downloads: 3 This Week
    Last Update:
    See Project
  • 12
    Pandora Open

    Pandora Open

    Open Source Monitoring System for performance and availability.

    ...It uniquely enables business and IT to adapt to changing needs through a flexible and rapid approach to IT and business deployment. Pandora FMS consolidates all the needs of modern monitoring (ITOM, APM, BAM) and provides status and performance metrics from different operating systems, cloud, virtual infrastructure (VMware, Hyper-V, XEN), Docker containers, applications, storage and hardware devices such as firewalls, proxies, databases, web servers or routers. It's highly scalable (up to 2000 nodes with one single server), 100% web and with multi-tenant capabilities. It has a very flexible ACL system and several different graphical reports and user-defined control screens.
    Leader badge
    Downloads: 986 This Week
    Last Update:
    See Project
  • 13
    ASAP - Another Slight Atari Player
    ASAP (Another Slight Atari Player) plays and converts 8-bit Atari music (*.sap, *.cmc, *.mpt, *.rmt, *.tmc, ...) on modern computers and mobile devices.
    Leader badge
    Downloads: 142 This Week
    Last Update:
    See Project
  • 14
    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.
    Leader badge
    Downloads: 300 This Week
    Last Update:
    See Project
  • 15
    CodeCampus

    CodeCampus

    CodeCampus is a learning-first Linux OS for CSE and IT students

    CodeCampus is a custom Linux distribution based on Ubuntu 24, designed for beginner developers and CSE/IT students. It delivers a fully pre-configured, learning-first environment that allows users to start coding, exploring, and studying immediately—without manual setup or system tweaking. This comes bundled with essential programming languages, compilers, editors, and developer tooling, including C/C++, Java, Python, Rust, Node.js, Git, Docker, VS Code, Neovim, and a rich set of modern...
    Leader badge
    Downloads: 6 This Week
    Last Update:
    See Project
  • 16
    Nagios Open Source

    Nagios Open Source

    Nagios Open Source network monitoring software - The Standard In ITM

    Nagios network monitoring software is a powerful, enterprise-class host, server, application, and network monitoring tools. Designed to be fast, flexible, and rock-solid stable. Nagios runs on *NIX hosts and can monitor Windows, Linux/Unix/BSD, Netware, and network devices.
    Leader badge
    Downloads: 168 This Week
    Last Update:
    See Project
  • 17
    CrossBrowdy

    CrossBrowdy

    JavaScript framework to build game engines, games, emulators and apps

    CrossBrowdy is a free and open-source JavaScript framework that allows to create multimedia apps, emulators, game engines and games that will be compatible with any device. Any software developed with CrossBrowdy should be able to be used in any JavaScript compatible web client (including browser plug-in, add-on, extension, app...) which supports "document.getElementById". This framework allows any developer to manage easier many different things, such as audio (with Flash fallback,...
    Downloads: 2 This Week
    Last Update:
    See Project
  • 18
    EJBCA, JEE PKI Certificate Authority
    EJBCA is an enterprise class PKI Certificate Authority built on JEE technology. It is a robust, high performance, platform independent, flexible, and component based CA to be used standalone or integrated in other JEE applications.
    Leader badge
    Downloads: 132 This Week
    Last Update:
    See Project
  • 19
    OpenNMS

    OpenNMS

    A Java based fault and performance management system

    An Enterprise-Grade Network Management Application Platform that is 100% Free and Open Source Software.
    Downloads: 42 This Week
    Last Update:
    See Project
  • 20
    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 site: https://nebios.org ⚠️ DON'T DOWNLOAD FROM UNKNOWN SOURCES! 🛡️ Privacy: NebiOS has no telemetry, no background data services, no tracking daemons, and cannot send any personal data without user action. Full policy: nebisoftware.com/legal/privacy.html === 🚀 NebiOS X out now! ⚠️ Note on Virtual Machines:...
    Leader badge
    Downloads: 585 This Week
    Last Update:
    See Project
  • 21
    WebKeyOS NAS

    WebKeyOS NAS

    Sistema Operativo NAS | NAS Operating System

    Downloads: 0 This Week
    Last Update:
    See Project
  • 22
    JobScheduler

    JobScheduler

    JobScheduler workload automation to execute jobs and workflows

    JS7 JobScheduler runs executables, scripts and database procedures and can be operated with e.g. MySQL, PostgreSQL, SQL Server, Oracle databases. JS7 JobScheduler provides workflow patterns such as sequential and parallel task execution, forking, synchronization, cross-platform scheduling, job load sharing, fail-over and a real REST API. JS7 includes the components: * JOC Cockpit (user interface for inventory management and control) * Controller (orchestration of Agents) * Agents:...
    Downloads: 33 This Week
    Last Update:
    See Project
  • 23
    StrongKey FIDO Server (SKFS)

    StrongKey FIDO Server (SKFS)

    FIDO® Certified StrongKey FIDO Server (SKFS)

    An open source implementation of the FIDO2 protocol to support passwordless strong authentication using public-key cryptography. Supports registration, authentication (all platforms), and transaction authorization (for native Android apps).
    Downloads: 15 This Week
    Last Update:
    See Project
  • 24
    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...
    Leader badge
    Downloads: 192 This Week
    Last Update:
    See Project
  • 25
    BJH OS

    BJH OS

    An Operating System Created In Html CSS And JS By Muhammad Haris.

    💻 BJH OS Assalam O Alaikum! 👋 I’m Muhammad Haris, Developer of BJH OS 🌐💡 — a web-based OS built with pure HTML, CSS & JS. Enjoy draggable windows, built-in apps, a web terminal, Flash Browser, AI assistant, and persistent data via localStorage. 🚀 Highlights Custom desktop environment & smoother UI Modular architecture Built-in apps & BJH OS Apps Market Remote alerts & updates Secure login & developer tools 🛒 BJH OS Apps Market Features Browse apps/games App details: icon,...
    Downloads: 1 This Week
    Last Update:
    See Project
  • Previous
  • You're on page 1
  • 2
  • 3
  • 4
  • 5
  • Next
MongoDB Logo MongoDB