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OS.js is an open-source desktop implementation for your browser with a fully-fledged window manager, Application APIs, GUI toolkits and filesystem abstraction.

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OS.js v3 Client Module

This is the main client core component of OS.js.

Contains base services, virtual filesystem, panels and other core services required for operation.


ES, Webpack, Node, etc.

import { Core /*, ... */ } from '@osjs/client';


<script src="https://cdn.jsdelivr.net/npm/@osjs/gui/dist/main.js"></script>
const { Core /*, ... */ } = osjsClient;



See the Official Manuals for articles, tutorials and guides.