Sites like reactnavigation.org

React Hook Form is a documentation site for a performant React form library, covering its API, TypeScript types and FAQs

React Native Elements documentation for an open-source UI component kit used to build React Native apps

A JavaScript testing framework named Jest, documented on its official site, with French and English pages and community help

Ant Design, an open-source React UI component library and design system, with its release changelog and documentation

Verdaccio, a lightweight private npm registry project with documentation, command-line reference, environment settings, testing guides and video talks

Yarn, a JavaScript package manager; its documentation and API reference for the @yarnpkg packages

fastlane is an open source tool for automating mobile app development, screenshots, beta distribution and store publishing

TanStack, an open-source collection of headless web application libraries and tools, with a design system, blog and chat app

ESLint project website: documentation, playground and team pages for ESLint, the pluggable open-source JavaScript linter

CocoaPods.org is a search and browse index for iOS, macOS and Swift library packages, with pages on the CocoaPods dependency manager

Babel, an open-source JavaScript compiler project with documentation, a browser REPL and a team page, converting modern JavaScript to older-compatible code

Motion, an open-source JavaScript and React animation library with docs, showcase examples and a paid Motion+ component kit

Appium documentation: an open-source software project for UI automation of mobile, browser and desktop apps

Documentation and project site for Passport.js, an authentication middleware library for Node.js applications

Mock Service Worker, an API mocking library for browser and Node.js JavaScript, with documentation and guides for intercepting network requests

A Japanese online book, JavaScript Primer, teaching modern JavaScript from ECMAScript 2015 onward, maintained by its community contributors

A React component library company offering free Material UI components and MUI X advanced data tools for building web interfaces

Prettier, an opinionated code formatter for JavaScript, CSS, Markdown and other languages, with editor and CI integrations

VueUse is a documentation site for a collection of Vue 3 Composition API utility functions and add-ons

Homebrew, a package manager for installing software on macOS, Linux and WSL from the command line

Poimandres, an open-source developer collective's site on React and three.js 3D graphics, with articles and projects by Christian Ortiz

Mocha, a JavaScript test framework for Node.js and browsers, with its project documentation and API reference

Node.js, an open-source cross-platform JavaScript runtime for building servers, web apps, command line tools and scripts

React Spring, a JavaScript library and documentation site for spring-physics animations in React applications

The Rollup JavaScript module bundler's official website, with documentation, FAQs, an online REPL and browser build guides

Vite, a frontend build tool and development server for modern web projects, documented by its core team

A blog by Ibrahima Ndaw on web development, covering Next.js, React, TypeScript, Tailwind CSS and CSS

TrozWare is Troz's blog and app catalogue on Swift, macOS and iOS development, plus books and AI notes by Sarah Reichelt

An open-source React Native component framework, Galio Framework, documented on a project homepage with installation and usage guides

TkDodo's blog: personal blog by Dominik Dorfmeister on JavaScript, React, TypeScript, TanStack Query, API design and open source

Ramda, a documentation site for a practical JavaScript functional programming library and its function reference

Mongoose, an object modeling library for MongoDB in JavaScript, with documentation, changelog, news and plugin listings

Aleksandr Hovhannisyan's personal website: a software developer's blog on programming, life and other topics, with notes, CSS art and guitar covers

Rust-based open source platform of fast developer tools such as a JavaScript/TypeScript compiler, documented by its project team

NativeScript, an open-source framework for building native iOS and Android apps with TypeScript, plus a showcase of community apps

The official website of Vue.js, the open-source JavaScript framework for building web user interfaces, with its API reference and documentation

Can I use..., a reference site of browser support tables for web features such as HTML5, CSS3 and JavaScript

Personal blog by Youssouf El Azizi on React, React Native, Astro and web development, with posts on testing and open-source work

A JavaScript UI library site for Preact, a small React-like framework, with its blog, docs and branding pages

PostCSS, a JavaScript tool documentation site for transforming CSS with plugins such as Autoprefixer and its API reference