Open-source alternatives to Win11React

OS.js is a browser-based desktop environment built entirely with JavaScript that runs a full graphical interface with windows, file management, and applications inside any modern web browser without requiring local software installation. It provides a web desktop platform that manages application windows as DOM elements with z-ordering, resizing, and event routing, while offering an abstracted virtual filesystem layer that unifies access across multiple storage backends through a common read/write interface. The platform connects to remote servers and desktops using SSH, VNC, or Xpra protocol

React is a JavaScript library for building user interfaces based on a component-driven architecture and unidirectional data flow.

React95 is a React UI component library and themed framework designed to emulate the aesthetic of a nineties desktop operating system. It provides a collection of reusable interface elements that allow developers to build web applications with a nostalgic visual style. The library functions as a design system centered on a Windows 95 theme. It utilizes a centralized theme provider to manage global color palettes and styling across the application. The framework covers retro UI development through a set of pre-styled components and themed interface design tools. These capabilities enable the

FluentUI is a component-based UI framework that implements Microsoft's Fluent Design System for building cross-platform desktop applications. It provides a complete set of reusable UI components and styling tools that follow the Fluent Design language, enabling developers to create consistent visual interfaces across different operating systems. The framework includes a custom window frame manager that creates frameless application windows with integrated title bars and standard window controls, styled through CSS variables. It also features a single-page application router that manages view

Wux is a component-based UI framework and library designed specifically for building user interfaces within the WeChat Mini Program platform. It provides a collection of reusable and extensible components that function as a cross-device UI kit to ensure a consistent look and feel across different screen sizes and devices. The framework implements a modular frontend component architecture, allowing developers to create responsive layouts using pre-styled visual elements. It utilizes a system of customizable components to maintain visual consistency across the WeChat ecosystem. The project cov

This project is a component-based UI framework and a React Material Design library. It provides a comprehensive set of reusable interface elements that implement Google Material Design specifications to ensure consistent visual styles and behaviors across web applications. The framework enables the construction of professional layouts for enterprise web interfaces and the rapid prototyping of frontend designs. It uses a collection of pre-designed React components to standardize layouts and accelerate the overall development process. The system integrates a styling engine and theme-based inje

React is a JavaScript library for building user interfaces through the composition of modular, self-contained components. It employs a declarative programming model where developers describe the desired visual state, and the library automatically manages the underlying document updates and state synchronization. By utilizing a virtual representation of the document, it calculates and applies minimal changes to the browser, ensuring efficient rendering even in complex applications. The library distinguishes itself through a sophisticated scheduling system that manages rendering work in increme

Blur Admin is an AngularJS and Bootstrap framework for building responsive administrative dashboards. It provides a set of grid-based templates and predefined layout components designed to create high-resolution management interfaces that adapt to different screen sizes. The framework includes a Sass-based theme engine that allows for the customization of visual appearances, color schemes, and brand identity through a central set of style variables. It specifically features a blur theme effect that applies translucent backgrounds and blurred effects across the interface. The system covers da

Vue Manage System is a type-safe administrative dashboard framework built with Vue 3 and Element Plus. It serves as a management template for backend systems, integrating role-based access control to restrict pages and actions based on assigned user permissions. The project distinguishes itself through a comprehensive set of administrative tools, including a data visualization dashboard with interactive charts and a content management system featuring rich text editing and image cropping utilities. It utilizes TypeScript for static typing and Pinia for centralized state management. The syste

wux-weapp is a component-based UI library designed specifically for the WeChat Mini Program environment. It provides a collection of standardized, reusable, and extensible building blocks to create consistent layouts and interactions across mobile application pages. The framework functions as a cross-platform interface kit that enables frontend interface standardization and a rapid prototyping workflow. It allows for the construction of professional mobile UI designs by utilizing pre-styled visual elements instead of writing custom styles and logic from scratch. The library incorporates a BE

Taiga UI is an Angular UI component library and accessible design system used for building enterprise web interfaces. It provides a comprehensive collection of reusable interface elements and layout tools, functioning as a mobile-first UI kit with responsive components that adapt to different device capabilities. The library distinguishes itself through an integrated data visualization library featuring various chart types and a dedicated form management framework with built-in validation and formatting for specialized data. It also features AI-driven development workflows by integrating comp

new.css is a classless CSS framework that styles semantic HTML elements automatically. It provides a modern visual design for websites by applying rules directly to standard HTML tags, removing the requirement for manual class name assignments. The project includes a CSS theme engine and predefined aesthetic skins, such as a high-contrast dark mode and a terminal-style interface featuring monospace typefaces and command-line color schemes. These visual identities are managed through CSS variables, allowing for palette customization and theme switching. The framework covers a range of visual

raygui is a C graphics interface toolkit and immediate mode GUI library used for building interactive utility panels. It functions as a themed UI framework that renders interface controls instantly based on application logic without maintaining persistent state. The toolkit includes a visual layout designer for managing icon sets and defining styles. It supports the application of custom themes and font data through binary files or embedded headers to modify the appearance of the interface. The library provides standard interface controls such as buttons, sliders, and color pickers, along wi

Basecoat is a zero-runtime UI library and themable interface framework consisting of a set of accessible web components. It provides a collection of pre-styled interface elements and utility classes designed to function as static assets without requiring a dedicated JavaScript framework runtime. The project features a dedicated UI component scaffolder, providing a command line interface to automate the generation of project folder structures and the installation of component templates. Visual styles are managed through a system of CSS variables and utility classes, allowing for global theme a

luci-theme-argon is a visual interface for the OpenWrt administrative console that replaces the default look with a modern design. It provides a responsive web interface that automatically adjusts the administrative dashboard for usability on both mobile devices and desktop screens. The theme features a customizable login screen that supports custom images, videos, and transparency effects. It includes a dark mode interface with the ability to switch between light and dark color schemes manually or automatically based on system preferences. The project covers wide-ranging user interface cust

vue-admin is a Vue.js admin dashboard template and customizable admin theme. It serves as a starter kit and application scaffolding for building administrative interfaces and enterprise web interfaces. The project utilizes the Element UI component framework to provide a set of pre-designed interface elements for data-driven web applications. It includes a configurable system for custom theme implementation, allowing the modification of color variables and style sheets to align with specific brand guidelines. The framework covers administrative dashboard development through component-based UI

Bootflat is a front-end component library and CSS framework extension that implements a flat-design aesthetic for web application styling. It provides a set of reusable interface elements and a mobile-first grid system to facilitate responsive web design. The project integrates design and development through a PSD-driven workflow, providing professional Photoshop component sets and curated color palettes for interface prototyping. Visual customization is handled via variable-based theme overrides for colors and fonts. The library covers a broad range of UI components, including form elements

LapisCV is a PDF document generator and resume builder designed to convert structured Markdown text into professional curriculum vitae. It functions as a rendering pipeline that transforms simple markup and variables into print-ready documents using a headless browser engine or LaTeX templates. The project provides a collection of professional themes and visual styles to customize the typography and branding of academic and professional resumes. It utilizes variable-based style injection to allow for the adjustment of fonts, colors, and margins based on content volume and user preferences. T

BOOTSTRA.386 is a retro CSS framework and web UI kit designed to implement nostalgic user interfaces that mimic the aesthetic of vintage computer systems and old-school operating systems. It provides a collection of pre-styled components and styling engines to maintain a consistent legacy appearance across different screen sizes. The toolkit includes a customizable theme engine and a web-based interface for modifying visual properties and colors. It also features a responsive grid layout system that organizes web content into columns and rows that adapt to various device dimensions. The proj

This is a developer portfolio site built with Gatsby, designed as a single-page website to showcase a developer's projects, experience, and personal brand. The site is powered by Gatsby's static site generator, which uses a GraphQL data layer and file-based routing to produce an optimized static build for deployment on any static hosting service. The visual theme is controlled entirely through CSS custom properties, with a centralized set of variables for navy, slate, and accent colors that can be edited to customize the site's appearance. The user interface is constructed from reusable React

Metro UI is a progressive front-end framework for building reactive single-page applications with a Metro-style design language. It provides a component-based UI library with over 150 prebuilt interface elements, a reactive state model that automatically updates the DOM when application data changes, and a responsive grid layout system for mobile-first web development. The framework uses an HTML-first approach where interactive interfaces are assembled by adding custom HTML attributes to elements, eliminating the need for manual JavaScript glue code. It includes a hash-based SPA router for na

PrimeReact is a comprehensive UI component library for building interactive user interfaces with React. It provides an accessible component suite, a form input framework, and a data visualization toolkit designed to meet accessibility standards through built-in keyboard navigation and focus management. The library features a themed design system that allows for visual customization via pre-defined skin sets or an unstyled mode. This unstyled mode decouples component behavior and accessibility logic from the presentation layer, enabling the implementation of custom corporate design systems. C

Grommet is a React UI framework and accessible component library designed for building themed user interfaces. It provides a responsive design system and a themed interface toolkit to ensure inclusive user experiences across various screen sizes and device orientations. The framework emphasizes accessible UI development by providing pre-styled elements that follow web accessibility standards for screen readers and keyboard navigation. It enables the implementation of custom themes through a centralized system that manages visual styles and design tokens. The toolkit covers responsive web des

pickadate.js is a responsive jQuery date and time picker designed for web forms. It provides a localized input interface that allows users to select specific calendar dates and precise clock times. The library features a customizable calendar UI with configurable colors, sizes, and breakpoints. It includes a localization system to adapt interface text and date formats into multiple languages and regional settings. The component includes interactive date and time inputs and a styling system for modifying visual design to match specific brand identities. Its layout automatically adjusts for di

Varlet is a Vue 3 material design component library and cross-platform UI framework. It provides a collection of reusable interface elements based on Material Design 2 and 3 standards for building responsive web applications. The library features integrated support for internationalization and multi-language content localization. It includes a theming system that utilizes CSS variables to enable dark mode, color scheme toggling, and custom branding. The toolkit is designed for server-side rendering to improve initial page load speeds and search engine optimization. It includes responsive com

Vizro is a low-code Python framework for building production-ready data visualization applications. It functions as a UI orchestrator that allows users to define multi-page analytical dashboards through structured configurations in Python, YAML, or JSON, reducing the need for extensive frontend engineering. The project distinguishes itself through generative AI integration, utilizing a model context protocol server to translate natural language descriptions into validated dashboard configurations, charts, and layouts. It also features a decoupled data cataloging system that separates data sou

likec4 is an architecture-as-code framework that transforms text-based architecture definitions into interactive diagrams, static websites, and image files. It serves as a system architecture visualizer and C4 model diagram generator, allowing users to define software components, boundaries, and deployment infrastructure using a domain-specific language. The tool distinguishes itself by providing a modeling environment with Language Server Protocol integration for real-time validation and autocomplete. It enables interactive architecture documentation where users can navigate through hierarch