Open source. Open possibilities.

Wails is a framework for building desktop applications with Go and web technologies, bundling Go backend code and an HTML/JS/CSS frontend into a single binary using native rendering engines instead of an embedded browser.

Frontend for Tuleva's Estonian pension onboarding web client, built with React and TypeScript, featuring migration from Redux to React Query and modern testing practices.

Preact is a lightweight JavaScript library for building user interfaces, offering a React-compatible API with components and a virtual DOM in a very small bundle.

Remotion is a framework for creating videos programmatically using React. It supports agentic, interactive, and code-based workflows, batch rendering, and building video apps. Includes Player, templates, and extensive documentation.

Refine Core is an open-source React meta-framework for building CRUD-heavy enterprise apps like admin panels, dashboards and internal tools. It offers a headless architecture with hooks and components for auth, access control, routing, networking, state management and i18n, plus connectors for 15+ backend services.

Twin.macro is a Babel macro that brings Tailwind CSS utility classes to CSS-in-JS workflows, converting tw, css, styled, and theme usages into CSS objects at build time. It supports emotion, styled-components, solid-styled-components, stitches, and goober, with setup examples for Vite, Next.js, Gatsby, Storybook, and more.

Skeleton is an adaptive design system built on Tailwind CSS. It provides turnkey components for popular web frameworks, along with documentation, a theme generator, and community channels.

flub.js is a tiny DOM microframework with reactive signals, no virtual DOM or compiler, and typed component factories for building browser applications.

A modified web browser built with Electron for responsive web development. It mirrors interactions across multiple device previews simultaneously, includes 30+ built-in device profiles, a unified elements inspector, one-click screenshots, and hot reloading. It also ships a built-in MCP server so AI coding agents can drive the app to visually verify responsive layouts.

MDX is an authorable format that lets you write JSX directly inside Markdown documents, so you can import and embed interactive components in long-form content. This repo provides packages to compile MDX to JavaScript and integrate it with bundlers and frameworks like React, Preact and Vue.

Docusaurus is an easy-to-maintain static site generator for open source documentation websites, with docs, blog, i18n, and customization features.

styled-components is a CSS-in-JS library for React: write real CSS that is scoped automatically and delivered only when needed. One API covers server components, client components, streaming SSR and React Native; TypeScript types are built in, it is under 13kB gzipped and needs no build plugin.

Dioxus is a Rust fullstack app framework for building web, desktop, and mobile applications from one codebase, with zero-config setup, integrated hot-reloading, signals-based state management, server functions, and a bundling CLI.

Ladle is a lightweight environment for developing, testing, and documenting React components faster. It uses story files, supports local serving, and provides docs, demos, and community links.

A curated directory of the React ecosystem, covering frameworks, component libraries, state management, styling, routing, testing, forms, charts, renderers, and React Native resources.

tsParticles is a lightweight TypeScript library for creating customizable particle effects, confetti, and fireworks animations as website backgrounds. Offers framework-specific components for React, Vue, Angular, Svelte, and more.

ILLA Builder is an open-source low-code platform for developers to rapidly build internal tools such as dashboards, admin panels, CRUD apps, CRM, and CMS. It supports real-time collaboration and self-hosted deployment via Docker or Kubernetes.

ReactPlayer is a React component that plays many media URL types—file paths, HLS, DASH, YouTube, Vimeo, Wistia, and Mux—with props, callbacks, light mode, lazy loading, and custom player support.

Privacy-focused Fathom Analytics integration for React, Next.js, and React Native. Provides automatic pageview tracking, custom event tracking, goal conversion tracking, and full TypeScript support with a lightweight bundle size.

React-admin is an open-source frontend framework by marmelab for building browser-based single-page admin applications on REST or GraphQL APIs, using TypeScript, React and Material Design. It ships hooks and components for authentication, routing, forms, validation, datagrids, search, i18n and theming.