Open-source alternatives to React Dropzone

Mantine is a comprehensive component library for building accessible and responsive web applications. It provides a foundational set of UI elements and layout primitives, anchored by a base component that supports consistent styling, spacing, and layout properties across the entire interface. The library is built on a design-driven theme engine that uses a provider-based system to propagate global design tokens and color schemes throughout an application. The library distinguishes itself through a robust architecture that emphasizes component composition and reusable interaction logic. It uti

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

Arco Design is a React UI component library and design system framework used to build professional web interfaces. It provides a collection of pre-built visual elements and layouts designed to maintain a consistent design language across applications. The system features a token-based theming engine that utilizes hierarchical design variables and CSS variables to enable granular visual customization. This allows for the modification of global and component-level styles through a dedicated theme editor or loader to align the interface with specific brand identities. The framework supports ent

rsuite is a React UI component library and enterprise design system used to build professional web interfaces. It functions as a themable component suite and localized UI toolkit, providing the necessary tools for developing data-heavy administrative dashboards and internal applications. The library is distinguished by its built-in support for server-side rendering to improve initial page load speeds and search engine visibility. It includes a global provider for managing consistent visual styles and high-contrast modes, alongside a translation layer for interface localization and date format

Base Web is a React UI component library and design system implementation. It provides a collection of reusable interface elements and a responsive web framework designed to enforce a consistent visual language and layout across digital products. The project focuses on enterprise design systems and responsive web design, offering tools that automatically adapt user interfaces to fit various screen sizes and devices. It incorporates accessible interface design to ensure components follow standards for users with disabilities. The library utilizes a theme-based design token system and a compos

Semi Design is a React UI component library and design token system used to build web application frontends. It provides a collection of pre-built interface elements and a framework of visual constants to maintain consistent branding across a product. The project features a design-to-code workflow that converts visual design drafts into production-ready React code and stylesheets. It includes an internationalization framework for adapting interfaces to different languages and text layouts, as well as a web component wrapper to isolate UI elements for use in SDKs and browser plugins. The libr

This project is a jQuery-based file upload widget that provides a browser interface for selecting and transferring files to a server. It functions as a chunked file uploader and a resumable upload client, enabling the transfer of large files by splitting them into smaller segments or continuing interrupted uploads from the last successfully sent byte. The tool includes a client-side image processor for validating, resizing, and generating previews of images before transmission. It also serves as a cross-domain upload tool, using various transport mechanisms to send files to different domains

This project is a design system component library and adaptive UI framework based on Adobe's Spectrum design system. It provides a collection of accessible React components designed to create consistent user experiences through a standardized set of adaptive and themeable interface elements. The framework features a responsive scale system that automatically optimizes touch targets and component sizing for mobile and desktop contexts. It is built as a tree-shakable library, allowing for the import of only the specific components used to minimize the final JavaScript and CSS bundle size. The

Dropzone is a JavaScript file upload library that provides a browser-based interface for capturing dropped files and transmitting them to a server. It functions as a multipart upload client, splitting large files into smaller chunks to increase transmission reliability and bypass server size limits. The library includes a client-side image processor capable of resizing images and correcting photo orientation in the browser before they are sent to a server. It generates image thumbnails and visual previews immediately after selection, and can render previews for files already hosted on a serve

EUI is a React UI component library and design system framework. It provides a collection of reusable, typed interface components and visual guidelines to ensure a unified user experience across web application layouts. The project functions as a themed UI toolkit, enabling the management of visual aesthetics and the ability to toggle between light and dark modes. It incorporates a CSS-in-JS styling library for defining custom styles and rulesets for individual application elements. The framework covers broad capability areas including design system implementation, custom interface styling,

Evergreen is a React UI component library and design system framework. It provides a collection of pre-styled, accessible interface elements used to build consistent web applications. The library functions as a server-side rendered UI kit, allowing components to generate HTML on the server to improve page load speeds and search engine visibility. It includes a centralized styling layer for managing colors, typography, and spacing through custom UI theming. The framework covers accessible web design and enterprise interface design, utilizing a token-based styling system to maintain a uniform

This project is a comprehensive collection of reusable code snippets, custom hooks, and implementation patterns for building user interfaces with React. It serves as a library of short examples designed to solve common development tasks, ranging from state management to DOM integration. The collection provides a wide array of specialized utilities for interacting with browser APIs, including window dimension tracking, media query evaluation, and online status monitoring. It also includes practical guides and snippets for performance optimization, such as memoization, lazy loading, and state c

This repository is a comprehensive collection of reference implementations and sample libraries for the Universal Windows Platform. It provides practical examples of how to use Windows Runtime APIs to build cross-device applications, including detailed guidance on XAML-based declarative user interfaces and DirectX-integrated rendering. The project distinguishes itself by providing a wide array of hardware integration suites, covering low-level communication with USB, Serial, I2C, SPI, and GPIO peripherals. It includes specialized implementations for mixed reality holographic rendering, advanc

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

react-use is a collection of reusable state and effect hooks for managing common logic in React applications. It serves as a comprehensive library for implementing state management patterns and wrapping various browser APIs into consistent hook interfaces. The project provides a specialized toolkit for DOM interaction and browser API integration, allowing components to track element dimensions, manage cookies, and monitor hardware sensors. It includes a suite of animation and timing utilities for physics-based numeric interpolation and frame-synced state updates. Beyond basic state managemen

DearPyGui is a GPU-accelerated, immediate-mode graphical user interface framework for Python. It provides a high-performance toolkit for building interactive desktop applications by leveraging native hardware-accelerated rendering backends across multiple operating systems. By utilizing an immediate-mode execution model, the library offers direct control over the rendering loop and element state, enabling the creation of responsive, dynamic interfaces. The framework distinguishes itself through its ability to handle complex, high-frequency visual updates, making it suitable for real-time data

Hammerspoon is a programmable automation engine for macOS that enables deep system-level control through a Lua scripting environment. By bridging high-level scripts with native Objective-C APIs, it allows users to interact with the operating system's accessibility tree, intercept hardware input streams, and manage the lifecycle of running applications. The project distinguishes itself through an event-driven architecture that registers asynchronous hooks for system notifications and hardware events. This allows for real-time automation, such as remapping keyboard and mouse inputs, managing wi

This project is a collaborative software workgroup and release track focused on the technical development and rollout of the React 18 library update. It serves as a community coordination effort and discussion forum for managing the milestones and feature sets of this major frontend framework version. The workgroup facilitates open source release coordination and software version planning through a distributed group of contributors. It focuses on gathering community technical feedback and managing public discussions to refine the library's code and documentation before a formal release. The

React Bootstrap is a frontend component framework and responsive UI kit that translates the Bootstrap CSS framework into a React-based component architecture. It provides a collection of reusable, pre-styled interface elements and grid systems designed for consistent, responsive web development. The library distinguishes itself by wrapping raw HTML markup in React components to manage accessibility and stateful behaviors. It utilizes a centralized theme provider to propagate global configuration and breakpoints, while employing portal-based rendering for overlays to prevent clipping issues.

This project provides a React component and a set of utilities for implementing interactive image cropping. It enables users to define selection areas over media elements using a draggable and resizable interface. The library supports fixed aspect ratio locking and the definition of custom crop shapes, such as circles. It utilizes a percentage-based coordinate system to ensure the selection interface remains responsive across different screen sizes and layouts. The toolset includes capabilities for real-time crop previewing and the generation of cropped regions using canvas-based rendering.

Dropzone is a JavaScript library used to create interactive file upload zones with drag-and-drop support. It functions as an HTTP file upload manager that handles network request management and the transmission of files to a server. The library includes a client-side image previewer that generates thumbnails and resizes files within the browser before they are transmitted. It provides a customizable upload interface through a set of themes and event listeners that modify the visual style and behavior of the upload areas. The system manages the end-to-end upload process by tracking real-time

Primitives is a library of unstyled, accessible building blocks designed for creating complex interface elements in React. It functions as a headless component framework, providing the underlying logic, state management, and accessibility compliance while leaving all visual styling and design decisions entirely to the developer. The library distinguishes itself through a composition-based architecture that allows developers to build interactive interfaces by nesting small, single-purpose components. This system automatically handles complex requirements such as WAI-ARIA attribute injection, f

Semantic UI React is a declarative component library that provides native React bindings for the Semantic UI design language. It enables the construction of complex user interfaces through a modular, component-based architecture that maps directly to established design patterns, allowing developers to build consistent web application layouts without manual HTML markup. The library distinguishes itself through a shorthand property system that automatically generates and populates nested child components from data objects, significantly reducing the need for verbose code. It also supports polym

Reui is a React UI component library and front-end framework distributed under the MIT license. It provides a collection of reusable, pre-built React components for building modern web application interfaces. The library is built on a component-based architecture that uses declarative rendering through JSX, with state management handled by React Hooks. It employs CSS Modules for scoped styling and Tailwind CSS for utility-first styling, while TypeScript provides static type checking across the codebase. The project organizes components using a file-based structure and uses a module bundler bu

Blueprint is a React UI component library and web design system focused on accessibility and the creation of data-dense interfaces. It provides a standardized framework of visual styles and reusable interface elements for building professional desktop applications. The toolkit is specifically optimized for displaying complex information and large datasets, featuring high-performance interactive data grids for rendering and manipulating data. The library covers a broad range of capability areas, including the construction of form inputs, navigation systems, and content layout management. It a

Fine Uploader is a browser file upload widget and manager that provides a frontend interface for transferring multiple files. It functions as a chunked file upload manager and a client-side image processor. The project enables the direct transfer of files to cloud storage providers, specifically Amazon S3 and Microsoft Azure, to reduce the load on application servers. It includes tools for scaling and resizing image dimensions during the upload process to save bandwidth. The system manages large file transfers by splitting them into small pieces, allowing for pause and resume functionality.