wtf do these JavaScript repos do?
Popular JavaScript repositories on GitHub, each decoded: what it actually does, its stack, and how to run it.
- crinzip/tiny-qr-prA Premiere Pro plugin that generates QR codes directly inside the video editor, no external tool needed.
- cyanask/nero-design-teamA design toolkit built for Codex-style AI coding agents, giving them tokens, templates, and quality checks to
- daizisheng/cc-pasteBridges your Mac clipboard into a Claude Code session running on a remote Linux server over SSH, so Ctrl+V pas
- david-horjet/ravnagentAn automated crypto portfolio protection agent that watches wallets across chains and executes trades when ris
- dha-aa/filebeamA simple local network file sharing tool that lets you move files between your Mac and any phone or computer b
- dhseadev/planet-express-loungeA Chrome sidebar extension that runs an AI-generated Futurama-themed sitcom, with chat, mini-games, and a brin
- drakenkun-bot/solpilot-backendA rule-based automation tool that executes real Solana trades, like scheduled USDC to SOL swaps, through your
- ghostreindeer09/token-meter-distA Chrome extension that shows a live token count while typing into ChatGPT, Claude, or Gemini, plus free tools
- hammonda100/sd-webui-token-weight-slidersA Stable Diffusion WebUI extension that adds sliders for weighting individual prompt phrases, with optional MI
- hed0rah/camojackA browser based camouflage pattern generator and tile editor with algorithmic patterns, presets, and hand pain
- isharpals-06/second-brain_prototypeA local-first web dashboard for students that organizes Obsidian Markdown notes, runs AI chat via Ollama, and
- jmiaie/pliamem-publicA Node.js microservice that routes a single query across multiple AI memory sources, vector search, a knowledg
- jupiterthewarlock/booom-gamejam-testAn early web prototype for a game jam that tests four core mechanics: timeline exploration, clue-based unlocki
- kariumxyz/sdkKARIUM is a Proof-of-Work cryptocurrency token on Solana with a fixed 21 million supply and a Bitcoin-style ha
- kizikafuka/fc26-career-toolsA personal web dashboard that visualizes your EA FC 26 Career Mode squad data, exported through FIFA Live Edit
- krigrv/hermes-soul-studioA browser wizard that walks you through configuring a personal AI operator, then exports the setup as ready-to
- kristapmon/myytdub-chromeA Chrome extension that dubs any YouTube video into another language in real time using OpenAI's realtime tran
- lordfb/wbrendererJavaScript reimplementation of the 1990s BRender 3D engine that draws every triangle in software on the CPU, w
- mikecastrodemaria/fooocus2026-pinokioA one-click Pinokio launcher that installs and runs Fooocus2026, an enhanced fork of the Fooocus AI image gene
- msaleemdev/react-todo-contextSmall React todo app that demonstrates the Context API for state sharing and LocalStorage for persistence, sty
- msanchezworld/compounderAn AI agent that finds the weakest point in a sales funnel, tests one fix at a time under safety guardrails, a
- navajyoth-puthalath13/reviewflowA Node.js bot that watches Figma comments for structured review updates and posts them automatically into a Sl
- naveenck-10/recallops-aiA hackathon prototype that helps engineering teams reuse past incident fixes by combining semantic memory sear
- padfooty/mrrbarA Chrome extension that shows your live Stripe and Lemon Squeezy revenue, MRR, ARR, and churn rate right in th
- paieralabs/paiera-evidence-pack-demoA sanitized demo of an assistant's food-allergy safety pipeline: structured facts, a deterministic conflict ma
- raviikumar001/realtime-orders-cdc-dashboardA real-time orders dashboard that streams live database changes from PostgreSQL to a React frontend using chan
- razinshafayet2007/rust-vs-zeroA local benchmark suite that compares Rust and Zero programs on your own machine for build time and runtime sp
- sacha-l/mimixAn AI persona based testing tool for Solana apps: fictional users with distinct risk profiles browse your dApp
- sanketthecodecrafter/airesumeanalyzerAn AI web app that compares your resume against a job description to score the match, highlight skill gaps, an
- satyamprakash06/backend-auth-systemA ready-made Node.js backend for user accounts, handling registration, login, tokens, and password security wi
- scheibenwischer-nv/homeserver_hubA self-hosted dashboard that shows live status of your home server services, scans your network for them, and
- shynloc/memos-web-clipperA Chrome extension that clips web pages or selected text into your self-hosted Memos note-taking app as Markdo
- stratoslab/stratos-officeA browser-based AI assistant running fully offline in Chrome or Edge via WebGPU, covering over 30 document, vi
- takashiyoshinaga/agenticcodingblogAn interactive 3D solar system you explore in your browser, with optional AR mode on supported devices.
- tejansree21/self-hosted-cloudA Docker Compose stack bundling Nextcloud, Vaultwarden, Jellyfin, and Uptime Kuma into a one-command self-host
- thelightframework/coherence-chatA demo chat app that compresses long AI conversations into small 'Memory Cards' to keep context lighter and ch
- ulisespereyra-lab/youtube-intelA Chrome extension that automatically tracks and compares multiple YouTube channels, surfacing posting pattern
- vijeth-rai/laconicA Claude Code plugin and hook that makes Claude reply short and direct, like a text to a coworker, instead of
- vishal33bisht/live-pool-dashboardA full stack app for creating polls and watching votes update live across every connected viewer.
- xheldon/vaultechoAn Obsidian-native gateway that turns structured input from automation tools like Coze or Shortcuts into Markd
- a15n/a15nA personal website built with the Gatsby framework, starting from a generic starter template for blogs or port
- a15n/checkout-validationAn Angular demo checkout form showing real-time input validation, useful as a reference for building e-commerc
- a15n/dadquotesRepo name suggests a dad-joke project, but the README is empty so its actual features are unknown.
- a15n/door-chatA learning-project real-time chat app built with React, with a separate front-end and back-end server for mess
- a15n/game-of-lifeA browser-based, playable version of Conway's Game of Life, a cellular automaton where simple rules make patte
- a15n/keychain-publicA mobile app for unlocking commercial building doors with a phone swipe instead of physical keys, plus an acce
- a15n/node-blackjackA terminal-based blackjack card game you play entirely with your keyboard, with the computer acting as dealer.
- a15n/server-appA Node.js and Express backend server that stores and serves photo voting data using MongoDB.
- a15n/ted-tributeA responsive clone of the TED website that displays real TED talks in a grid, built with Angular.js and Bootst
- a15n/weather-appA simple React weather app that shows current conditions and forecasts by fetching live data from a weather se
- aj-michael/tetrisA simple Tetris game you can play in your browser, built in Elm to demonstrate how functional programming hand
- alce/yogajsA JavaScript repository with no README or documentation, making its purpose unclear from available information
- argosback/squidA small JavaScript tool that generates short, readable unique IDs for labeling things like database records or
- arpitbhalla/react-grid-layoutA React library for building drag-and-drop dashboard grids. Users can rearrange and resize widgets, and the gr
- bang88/sequelize-autoSequelize-Auto reads your existing database structure and automatically generates the JavaScript or TypeScript
- boneskull/bobsonBobson is a JavaScript project that generates funny, fake baseball player names that sound almost real. It pow
- britecharts/britecharts-react-test-projectA demo React app showing different ways to import and integrate the Britecharts-React charting library into yo
- calda/greek-week-waiverA Chrome extension that flags data entry mistakes in OrgSync waiver forms for fraternities, sororities, and Gr
- camilotk/projeto-faculdadeA university coursework project written in JavaScript with no README or documentation, so its specific purpose
- chmduquesne/bitoduc.frA French-language glossary website that catalogs native French alternatives to common English computer and tec
- chrahunt/filesaver.jsFileSaver.js is a small JavaScript library that lets web apps save files directly to a user's computer from th
- chrahunt/script-loaderA browser extension that injects custom JavaScript into the web game TagPro. Players point it at a script URL
- chrahunt/tprl-standings-scriptsGoogle Sheets scripts that automatically calculate and update race standings for a TagPro Racing community, ha
- coorasse/ms-dropdownA jQuery plugin that upgrades standard HTML dropdown menus with images, icons, titles, and descriptions for ea
- damianedwards/dashboardA simple web dashboard that shows the current health and build status of open source projects. It was built fo
- dschaper/github-examplesA collection of JavaScript code samples showing how to interact with GitHub programmatically, automating tasks
- dutchcoders/frickleFrickle is a starter kit that bundles together Angular, Express, MongoDB, and build tools into a ready-to-go f
- eternal-flame-ad/pxer-homepageA simple documentation website for the Pxer project where you create a Markdown text file and it automatically
- eternal-flame-ad/shuangShuang is a browser-based typing trainer for shuangpin, a Chinese input method that compresses each syllable i
- fieldju/aws-slackinA self-serve invite page that automatically adds anyone who enters their email to your Slack workspace, powere
- fieldju/backslideA GNOME Shell extension that automatically rotates your desktop wallpaper from a folder of images on a timer.
- fieldju/cerberus-management-dashboardA self-service web dashboard for creating secret storage boxes and managing who can access them in Nike's Cerb
- fieldju/cerberus-node-client-1A Node.js library that securely fetches secrets from Nike's Cerberus system on AWS Lambda or EC2, handling aut
- fieldju/create-react-libraryA CLI that scaffolds a ready-to-publish React component library plus a linked example app, skipping manual bui
- fieldju/node-measuredA Node.js metrics library for tracking request rates, timings, and other performance stats in production apps.
- fieldju/resume-cliA command-line tool to write your resume once as structured JSON, then export it to PDF, HTML, or Markdown, or
- glonlas/uniqueimagesA command-line tool that finds duplicate photos in a folder by comparing what the pictures look like, even if
- isthaison/victory-nativeA toolkit for adding charts and data visualizations to React Native mobile apps. It provides pre-built chart c
- jacksontian/htmlhintA spellchecker for HTML that scans your web page files and flags mistakes like missing closing tags or duplica
- jakecoffman/game-serverA proof-of-concept server that turns smartphones into game controllers with private screens while showing shar
- jonluca/httpsnippetHTTPSnippet converts a description of a web request into ready-to-use code snippets for dozens of programming
- jonluca/reddit-researchA JavaScript tool that learns to detect Reddit spam posts by studying examples of spam and non-spam titles, th
- joshuakgoldberg/jsCore JavaScript parsing and analysis packages that power ESLint. They turn raw code into a structured tree, ma
- joshuakgoldberg/reactReact is a JavaScript library for building interactive user interfaces. It lets you create reusable UI pieces
- joshuakgoldberg/rewriteThe next version of ESLint is being rebuilt as a set of smaller, focused packages that handle specific jobs li
- kayone/appA JavaScript codebase used as the central learning project for the Develop With Passion developer bootcamp. St
- kayone/backbone.marionetteA JavaScript library that sits on top of Backbone.js, providing ready-made architecture, memory management, an
- kayone/twitter-bootstrap-mvcA toolkit for Microsoft MVC web apps that automatically applies Bootstrap styling to forms and pages, with bui
- khushal87/heaser-backendBackend for HeaseR, an HR tool to manage employees and track financial details. Built as a hackathon project f
- kswedberg/rethinkdb-pullCopies a RethinkDB database from a remote server to your local machine so you can develop and test against rea
- liushuyu/tour_of_rustTour of Rust is a free, interactive online tutorial that helps experienced programmers quickly learn the Rust
- lyfeyaj/wxappunpackerwxappUnpacker takes a compiled WeChat Mini Program package file and reverses it back into the original readabl
- m3ngyang/cloudA platform that lets teams submit AI training jobs to a cluster of GPU-equipped computers and monitor progress
- nishnha/hiveHive is a web-based version of the two-player board game where you place insect tiles to surround your opponen
- nknj/popup-chinese-podcast-downloaderA small command-line tool that downloads all podcast audio lessons from the Popup Chinese language-learning we
- nknj/replit-ai-playgroundA browser-based playground for experimenting with AI features, letting you prototype AI-powered apps without s
- patrickarlt/esri-revealA custom presentation theme for Esri built on reveal.js, letting you create browser-based slides that match Es
- patrickarlt/hast-util-to-mdastA JavaScript library that converts HTML content into clean Markdown text. It maps HTML tags like headings and
- pflammertsma/clever-clipboardA Chrome extension that remembers the last 50 things you copied — text or images — so you can search and reuse
- pi0/reactReact is a JavaScript library for building interactive user interfaces from reusable, self-contained component
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