Sites like tanstack.com

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

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

Drizzle Team's open-source TypeScript libraries: Drizzle ORM, Drizzle Kit, Drizzle Seed, Drizzle GraphQL, and CLI tools

Embla Carousel, a lightweight JavaScript library for building swipeable carousels with plugins and server-side rendering

A testing framework called Vitest, powered by Vite, with documentation for writing, mocking and configuring JavaScript tests

Vite, a frontend build tool and documentation site for modern web application development, with team and event pages

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

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

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

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

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

The Oxc project's website describing a collection of open-source JavaScript tools written in Rust, including a compiler, with its team and sponsorship pages

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

Biome, an open-source toolchain for web projects that formats, lints, and checks JavaScript, TypeScript, and related code

Elysia, an ergonomic TypeScript backend web framework with end-to-end type safety, documented on its official site and blog

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

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

Personal website of software engineer Lukas Bach covering frontend development with TypeScript and React, plus blog posts and university tutorial materials

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

Personal site of Eduardo San Martin Morote, a Vue.js core team member sharing open source libraries, lab experiments and conference talks

Floating UI, a JavaScript library and documentation site for positioning tooltips, popovers and dropdowns next to reference elements

Civet, a programming language that compiles to TypeScript or JavaScript, with reference, config and cheatsheet documentation

Fastify, a Node.js web framework project with documentation, community resources, benchmarks and a plugin ecosystem

typescript-eslint is a documentation site for the ESLint plugin and parser that lint TypeScript code, with its rules and playground

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

A component library and code distribution platform for building design systems with Park UI, Ark UI and Panda CSS, plus a Figma kit

ArkType: a TypeScript validation library and documentation site, with a playground, docs, FAQ and agent guides

A UI framework and documentation site for the Svelte web framework, which compiles components into minimal browser code

Personal website of Hiroki Osame, a JavaScript/TypeScript engineer whose blog posts and open-source developer tools cover web development infrastructure

node-postgres is a collection of Node.js modules for connecting to and querying PostgreSQL databases, with API documentation and guides

Blitz.js, a fullstack toolkit and conventions framework for building Next.js applications, with documentation and showcase pages

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

Tiptap, a headless open-source rich text editor framework and its commercial cloud platform for building custom editors

Sergio Xalambr's personal blog of articles, tutorials, short notes, TILs, weekly releases, bookmarks and glossary terms on software development

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

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

MDX is a documentation site for Markdown extended with JSX components, with docs, guides and blog posts

Tauri 2.0, an open-source framework for building small, cross-platform desktop and mobile applications with web frontends and Rust backends

React Navigation, a documentation site for routing and navigation libraries in React Native and Web apps

FormKit is a form-building framework and API for coding agents, with a Pro add-on of premium inputs, from a small Charlottesville team

Faker, a JavaScript library documentation site for generating realistic fake test data, with API reference, guide and modules

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

NgRx documentation and guides on reactive state management for Angular applications, covering the Global Store and SignalStore

Madeline's personal site (superchupu) with JavaScript coding notes, blog posts about her level-making projects, and the tinyglobby npm file-globbing tool