browser-os

Windows XP in the browser, with a File System, programs, XP-style File Picker and Saver dialogs, 3rd-party program, etc. 🦄 🚀 💽

A complete desktop environment built from scratch with JS, HTML5, and CSS3. Bundles to single html file. Pls star 🥺

A pseudo operating system for local and cloud compute (Opensourcing on 5000th star)

A fully-client side web desktop system for any device - zero backend, zero frameworks.

A dynamic InBrowser Windows Like WebApp Management system.

This is my portfolio. It runs in your browser.

A browser-based desktop operating system built with React, Vite, Express, and PostgreSQL. Users get a full desktop environment file manager, code editor, terminal, notepad, AI assistant, camera, video player, and more! All running in the browser, backed by a real database and per-user file storage.

MainOS is a web-based Operating System

Windows 3.1 recreated in the browser with HTML, CSS and JavaScript ES modules — Program Manager, 28 applications, a persistent virtual C: drive and a WebGPU renderer with fallbacks.

Sovereign OS is a self-sovereign, peer-to-peer operating environment that runs entirely in the browser — no servers, no accounts, and no surveillance. Every key, message, and file is stored and controlled by the user alone. It’s a decentralized identity and communication stack.

Browser4 — an AI-native browser engine for autonomous agents, intelligent extraction, and large-scale web automation.

Windows 95 desktop recreated in the browser with JavaScript ES modules, HTML and CSS — window management, a shared virtual filesystem, document and drawing tools, games and a DOS-style command interpreter.

Windows 2000 Professional desktop recreated in the browser with HTML, CSS and native JavaScript modules — 38 programs, a shared virtual drive, editors, games and WebGPU/WebGL2/Canvas 2D rendering.

Windows Vista Aero desktop recreated in the browser with HTML, CSS and JavaScript — 43 applications and system tools, 12 ESM packages and a WebGPU renderer with WebGL2, Canvas 2D and CPU fallbacks.

web-os operating-system react vite glassmorphism indexeddb posix ai browser javascript

AcidOS is a fully functional desktop operating system simulator running entirely in the browser. No installation, no build tools, no Node.js required.

Windows XP desktop recreated in the browser with native HTML, CSS and JavaScript — 56 apps across 11 packages, a virtual filesystem and a WebGPU wallpaper renderer with WebGL2 and Canvas 2D fallbacks.

Windows 98 SE style desktop recreated in the browser with HTML, CSS and JavaScript — no runtime dependencies, WebGPU wallpaper and screen savers with WebGL2 and Canvas 2D fallbacks.

Floppyy is a retro computer in your browser. Pixel windows, floppy disks, BIOS boot, Winamp, classic games and the early web.

A Macintosh System 6 desktop where AI work stays visible. Local-first, model-agnostic, no framework.