Gromit (전민재)

jsonld.js. A JSON-LD Processor and API implementation in JavaScript

cheerio. The fast, flexible, and elegant library for parsing and manipulating HTML and XML.

rolldown-plugin-dts. A Rolldown plugin to generate and bundle dts files.

nestjs-cookbook. 챕터 별로 학습하는 NestJS 📖

claude-code. Claude Code is an agentic coding tool that lives in your terminal, understands your codebase, and helps you code faster by executing routine tasks, explaining complex code, and handling git workflows - all through natural language commands.

claw-code. An agent-managed museum exhibit, built in Rust with Gajae-Code / LazyCodex — developed and maintained with no human intervention.

pretext. Fast, accurate & comprehensive text measurement & layout

cmux. Open source Ghostty-based macOS terminal with vertical tabs and notifications for AI coding agents. Built for multitasking, organization, and programmability.

base-ui. Unstyled UI components for building accessible web apps and design systems. From the creators of Radix, Floating UI, and Material UI.

agent-skills. Vercel's official collection of agent skills

rollup-plugin-esbuild. Use ESBuild with Rollup to transform ESNext and TypeScript code.

use-funnel. A powerful and safe step-by-step state management library at React

uuid. Generate RFC-compliant UUIDs in JavaScript

nuqs. Type-safe search params state manager for React frameworks - Like useState, but stored in the URL query string.

macos. TypeScript

dotenv. Loads environment variables from .env for nodejs projects.

zod. TypeScript-first schema validation with static type inference

agents. Multi-harness agentic plugin marketplace for Claude Code, Codex CLI, Cursor, OpenCode, GitHub Copilot, and Gemini CLI

react. Tools for using GSAP in React, like useGSAP() which is a drop-in replacement for useLayoutEffect()/useEffect()

tsdown. The elegant bundler for libraries powered by Rolldown

recharts. Redefined chart library built with React and D3

html-to-image. ✂️ Generates an image from a DOM node using HTML5 canvas and SVG.

react-color-palette. 🎨 Lightweight Color Picker component for React.

json-server. Get a full fake REST API with zero coding in less than 30 seconds (seriously)

GSAP. GSAP (GreenSock Animation Platform), a JavaScript animation library for the modern web

react-simplikit. A lightweight yet powerful library that provides various useful tools in React environments.

nest-swagger-builder. Streamlined API documentation for NestJS applications

react-hook. ↩ Strongly typed, concurrent mode-safe React hooks

pnpm. Fast, disk space efficient package manager

imagemin. Minify images seamlessly

imagemin-webp. WebP plugin for imagemin

image-webp-converter. 🌄 A powerful yet simple CLI tool that converts your images to WebP format

react-router. Declarative routing for React

typescript-go. Staging repo for development of native port of TypeScript

linear-gradient-element. Set linear-gradient CSS background of your element, with transition animation, interpolation

ky. 🌳 Tiny & elegant JavaScript HTTP client based on the Fetch API

You-Dont-Need-Lodash-Underscore. List of JavaScript methods which you can use natively + ESLint Plugin

event-tracker. Comprehensive solution for event tracking in React applications

headlessui. Completely unstyled, fully accessible UI components, designed to integrate beautifully with Tailwind CSS.

heroicons. A set of free MIT-licensed high-quality SVG icons for UI development.

clean-code-typescript. 🚿 타입스크립트를 위한 클린코드 - 한글 번역판 🇰🇷

documentation. Architectural methodology for frontend projects

swc. Rust-based platform for the Web

react-scan. Scan and fix React performance issues

frontend-fundamentals. Essential principles for frontend development

react-bits. An open source collection of animated, interactive & fully customizable React components for building memorable websites.

overlay-kit. A library for handling overlays more easily in React.

webpack. A bundler for javascript and friends. Packs many modules into a few bundled assets. Code Splitting allows for loading parts of the application on demand. Through "loaders", modules can be CommonJs, AMD, ES6 modules, CSS, Images, JSON, Coffeescript, LESS, ... and your custom stuff.

react-pdf. Display PDFs in your React app as easily as if they were images.

vite-plugin-es-toolkit. Vite plugin for replacing Lodash with es-toolkit

query-key-factory. A library for creating typesafe standardized query keys, useful for cache management in @tanstack/query

hooks. A high-quality & reliable React Hooks library. https://alibaba.github.io/hooks/

turborepo. Build system optimized for JavaScript and TypeScript, written in Rust

eslint. Find and fix problems in your JavaScript code.

effect. Build production-ready applications in TypeScript

primitives. Radix Primitives is an open-source UI component library for building high-quality, accessible design systems and web apps. Maintained by @workos.

remeda. A utility library for JavaScript and TypeScript.

structured-clone. A structuredClone polyfill

react-spectrum. A collection of libraries and tools that help you build adaptive, accessible, and robust user experiences.

reactuse. 115+ production-ready React Hooks for sensors, UI, state & browser APIs. Tree-shakable, SSR-safe, TypeScript-first. Used by Shopee, PDD & Ctrip. Inspired by VueUse.

tinybench. 🔎 A simple, tiny and lightweight benchmarking library!

ua-parser-js. UAParser.js - The Essential Web Development Tool for User-Agent Detection. Detect Browsers, OS, Devices, Bots, Apps, AI Crawlers, and more. Run in Browser (client-side) or Node.js (server-side).

knip. ✂️ Find unused files, dependencies and exports in your JavaScript and TypeScript projects. Knip it before you ship it!

es-toolkit. A modern JavaScript utility library that's 2-3 times faster and up to 97% smaller—a major upgrade to lodash.

coauthors. Easier to share ideas

heroui. 🚀 Beautiful, fast and modern React UI library. (Previously NextUI)

axios. Promise based HTTP client for the browser and node.js

vite. Next generation frontend tooling. It's fast!

rolldown. Fast Rust bundler for JavaScript/TypeScript with Rollup-compatible API.

modern-kit. @modern-kit is an open-source library that provides modules useful for client-side development.

tsup. The simplest and fastest way to bundle your TypeScript libraries.

es-hangul. A modern JavaScript library for handling Hangul characters.

swr. React Hooks for Data Fetching

plugins. 🍣 The one-stop shop for official Rollup plugins

react-native. A framework for building native applications using React

classnames. A simple javascript utility for conditionally joining classNames together

vitest. Next generation testing framework powered by Vite.

stylex. StyleX is the styling system for ambitious user interfaces.

styled-components. Fast, expressive styling for React. Server components, client components, streaming SSR, React Native—one API.

emotion. 👩‍🎤 CSS-in-JS library designed for high performance style composition

react-signature-canvas. A React wrapper component around signature_pad (in < 150 LoC). 100% test coverage, types, examples, & more. Unopinionated and heavily updated fork of react-signature-pad

react-virtuoso. The most powerful virtual list component for React

zustand. 🐻 Bear necessities for state management in React

react. The library for web and native user interfaces.

react-loading-skeleton. Create skeleton screens that automatically adapt to your app!

pretendard. 어느 플랫폼에서든 사용할 수 있는 system-ui 대체 글꼴 | A system-ui alternative font for all cross-platform

floating-ui. A JavaScript library to position floating elements and create interactions for them.

yarn. The 1.x line is frozen - features and bugfixes now happen on https://github.com/yarnpkg/berry

docusaurus. Easy to maintain open source documentation websites.

node. Node.js JavaScript runtime ✨🐢🚀✨

react-konva. React + Canvas = Love. JavaScript library for drawing complex canvas graphics using React.

ts-jest. A Jest transformer with source map support that lets you use Jest to test projects written in TypeScript.

berry. 📦🐈 Active development trunk for Yarn ⚒

react-infinity-window. Library | react-window

create-react-app. Set up a modern web app by running one command.

storybook. Storybook is the industry standard workshop for building, documenting, and testing UI components in isolation

DefinitelyTyped. The repository for high quality TypeScript type definitions.

ant-design. An enterprise-class UI design language and React UI library

rollup. Next-generation ES module bundler

html-dom-parser. 📝 HTML to DOM parser.

monorepo-playground. TypeScript

react-hook-form. 📋 React Hooks for form state management and validation (Web + React Native)

react.dev. The React documentation website

query-string. Parse and stringify URL query strings

quest-algorithm-club. 우아한테크코스 알고리즘 스터디 Quest, 세종대학교 동아리 GREEDY에서 알고리즘 스터디를 진행하기 위해 제작한 수업 자료를 모아둔 저장소입니다.

testing-library-docs. docs site for @testing-library/*

ts-pattern. 🎨 The exhaustive Pattern Matching library for TypeScript, with smart type inference.

react-error-boundary. Simple reusable React error boundary component

dnd-kit. The modern toolkit for building drag and drop interfaces

suspensive. All-in-one for React Suspense — ErrorBoundary with shouldCatch, clientOnly to skip SSR for a boundary, Delay, and more

ui. A set of beautifully-designed, accessible components and a code distribution platform. Works with your favorite frameworks. Open Source. Open Code.

validator.js. String validation

bun. Incredibly fast JavaScript runtime, bundler, test runner, and package manager – all in one

react-slot-counter. 🚀 Elevate Your UI with Dynamic, Eye-Catching Counters

motion. A modern animation library for React and JavaScript

lerna. Lerna is a fast, modern build system for managing and publishing multiple JavaScript/TypeScript packages from the same repository.

react-hooks-testing-library. 🐏 Simple and complete React hooks testing utilities that encourage good testing practices.

jotai. 👻 Primitive and flexible state management for React

usehooks-ts. React hook library, ready to use, written in Typescript.

devgrace. 🚀 A monorepo library that provides a variety of UI components, custom hooks, and utility functions

react-sanitizer-parser. react-sanitizer-parser is a React element sanitizer parser.

monorepo-app-tony. 🚀 Monorepo app template using ultra-runner

jest. Delightful JavaScript Testing.

dayjs. ⏰ Day.js 2kB immutable date-time library alternative to Moment.js with the same modern API

vaul. A drawer component for React.

react-testing-library. 🐐 Simple and complete React DOM testing utilities that encourage good testing practices.

egjs-infinitegrid. A module used to arrange card elements including content infinitely on a grid layout.

html-react-parser. 📝 HTML to React parser.

DOMPurify. DOMPurify - a DOM-only, super-fast, uber-tolerant XSS sanitizer for HTML, MathML and SVG. DOMPurify works with a secure default, but offers a lot of configurability and hooks. Demo:

react-calendar. Ultimate calendar for your React app.

stackflow. 🧱 Mobile-first stack navigator framework with composable plugin system

usehooks. A collection of modern, server-safe React hooks – from the ui.dev team

selecto. Selecto.js is a component that allows you to select elements in the drag area using the mouse or touch.

moveable. Moveable! Draggable! Resizable! Scalable! Rotatable! Warpable! Pinchable! Groupable! Snappable!

Frontend-Interview-Questions. 프론트엔드 중요도별 면접질문 + 용어 설명 ⭐️

awesome-devteam. 좋은 개발팀을 만드는데 도움이 되는 자료

scratchable. Hide your content, scratch to see it.

react-use. React Hooks — 👍

article. 리액트/리액트 네이티브 한국 개발자 읽을 거리 리스트

chakra-ui. Chakra UI is a component system for building SaaS products with speed ⚡️

react-if. 🌗 Render React components conditionally

react-step-parallax. React FullPage Step Parallax 🚀

slash. A collection of TypeScript/JavaScript packages to build high-quality web services.

flutter. Flutter makes it easy and fast to build beautiful apps for mobile and beyond

im-sang-tae. global state management library

Awesome_Resume_Portfolio. 개발자를 위한 이력서 작성 가이드, 포맷 그리고 다양한 예시들

Front-End-Performance-Checklist. 🎮 더 빠르게 작동하는 프론트엔드 성능 체크리스트

global-status-manager. TypeScript

junior-recruit-scheduler. 주니어 개발자 채용 정보

qrcode.react. A <QRCode/> component for use with React.

the-pool-api. 주니어들의 성장을 도모하는 교육 플랫폼 the pool 의 서버입니다.

TypeScript. TypeScript is a superset of JavaScript that compiles to clean JavaScript output.

query. 🤖 Powerful asynchronous state management, server-state utilities and data fetching for the web. TS/JS, React Query, Solid Query, Svelte Query and Vue Query.

icon-component-generator. TypeScript

react-thumbnail-generator. Simple React Thumbnail Generator Component 😄

open-apis-korea. 🇰🇷 한국어 사용자를 위한 서비스에 사용하기 위한 오픈 API 모음

surim-notion. 바닐라 자바스크립트를 이용한 노션 클로닝 프로젝트 😎

reactjs-interview-questions-ko. React 인터뷰

Dev-Event. 🎉🎈 개발자 {웨비나, 컨퍼런스, 해커톤} 행사를 알려드립니다. [with 남송리 삼번지]

dev-portfolio-cli-command. JavaScript

dev-portfolio-app. [DEPRECATED] The repository is no longer updated. Even if you send Pull Request and Issue, it will not be merged.

dev-portfolio. This helps you develop your web portfolio easily and quickly.

javascript-clean-code. 🧹 Clean Code in JavaScript

modern-patterns. 모던 웹 디자인 패턴 테스트 및 타입스크립트 예제 저장소 🚀

dom-testing-library. 🐙 Simple and complete DOM testing utilities that encourage good testing practices.

react-test-reference-documentation. 리액트 테스트 관련 참고 문서 저장소 (Jest, React-Testing-Library) 🧑‍💻

React-Testing-Tutorials. 리액트 테스트 튜토리얼 🤓

programmers-coding-test. 프로그래머스 코딩테스트 해설 모음집

udemy-TESTING-LIBRARY. Code to accompany "Testing React with Jest and Testing Library" course on Udemy

clean-code-javascript-ko. :bathtub: Clean Code concepts adapted for JavaScript - 한글 번역판 :kr:

react-device-detect. Detect device, and render view according to detected device type.

goQuality-dev-contents. { 고퀄리티 :zap: 개발 컨텐츠 모음 }

react-query-tutorial. 😃 TanStack Query(aka. react query) 에서 자주 사용되는 개념 정리

trophy-quiz-mobile. TypeScript

react-npm-deploy-boilerplate. React Design System Npm Deploy BoilarPlate 💻

react-dev-env-boilerplate. React Custom Webpack5 Enviroment BoilerPlate 💻

Front-End-Checklist. 🗂 최신 웹사이트와 꼼꼼한 개발자들을 위한 완벽 프론트엔드 체크리스트

33-js-concepts. 모든 자바스크립트 개발자가 알아야 하는 33가지 개념

kwakcheolyong. 🎴 타짜 곽철용 짤 생성기 - Parody Image Maker for Kwak Cheolyong, who appeared in Korean Movie Tazza(2006)

front_development_environment. 프론트엔드 개발환경 (Webpack5, Babel, ESLint, Prettier) 🤓

Frontend_TIL. 실력있는 프론트엔드 개발자가 되기 위한 TIL

chova-shop. JavaScript

front-end-engineering. 메쉬코리아(부릉)의 프론트엔드 엔지니어링 실천 사례를 공유합니다.

lecture-frontend-dev-env. "[인프런] 프론트엔드 개발환경의 이해와 실습" 강의 실습 자료입니다.

lodash. A modern JavaScript utility library delivering modularity, performance, & extras.

blog. Express, React

Front-Interview. 🎓 프론트엔드 이론 정리

javascript-algorithms. 📝 Algorithms and data structures implemented in JavaScript with explanations and links to further readings

FE_interview. 프론트엔드 인터뷰 저장소 입니다.

GoWithMe_Front. ✈가치가요 여행 비서 서비스 프로젝트

jest-dom. :owl: Custom jest matchers to test the state of the DOM

functional-javascript-01. 함수형 프로그래밍과 ES6+ 강의 예제 코드

react-pure-ssr. TypeScript

datastructures-js. Data structures in javascript and typescript

js-algorithms. Javascript versions of classic software development algorithms

backend-interview-question. 백엔드 개발자로 입사를 준비하며 받았던 질문, 예상했던 질문, 인터넷 참고한 질문(CC BY-NC)

NAVER-Pay-functional-js. 네이버페이 함수형 프로그래밍, ES6+, Node.js 기술 교육

react-fullpage. Official React.js wrapper for fullPage.js https://alvarotrigo.com/react-fullpage/

next.js. The React Framework

fe-news. FE 기술 소식 큐레이션 뉴스레터