git404hub

popular JavaScript repos on github, each explained in plain english: what it does, its stack, and how to run it.

• sindresorhus/invert-kvA tiny JavaScript utility that swaps an object's keys and values, turning a lookup table pointing one way into
• yuzc-001/ai-roundtable-roomLocal web app that runs a question through several AI roles like host, opinion voice, risk breakdown, and evid
• yyx990803/performance-compareA benchmark that compares five JavaScript build tools (Farm, Webpack, Vite, Rspack, Turbopack) on startup spee
• gaearon/create-react-appCreate React App sets up a fully working React project with one command, wiring up Webpack, Babel, and ESLint
• artofpilgrim/dialsA browser-based tool for designing speedometer-style dial and gauge graphics, exportable as SVG or PNG, with n
• devadarshini27/nptel-trackerA web app for NPTEL students that tracks assignment marks, checks exam eligibility, and predicts your final ce
• joeseesun/qiaomu-tabA Chrome new tab extension that replaces the default page with a personal dashboard: clock, search, to-dos, bo
• patrickjs/koa-angular-seedA starter template that wires together a Koa backend and an Angular.js frontend so you can skip the setup work
• toolsai/gpt-relay-codex-plugin-A Codex plugin that routes prompts through your logged-in ChatGPT browser session to reach features not availa
• wukongdaily/luci-app-runA small OpenWrt router plugin that lets you upload and run self-contained installer files from the web admin p
• zzaiqwq/mirrorkitA Node.js tool that downloads a website's files to your machine and serves the saved copy locally so you can b
• blacksnowskill/comfyui-bss_flsamplerA ComfyUI sampler that focuses sharpening and texture detail only on the parts of an image that are actively f
• maowuzz/chatgpt-session-forgeA local tool that automates logging into many ChatGPT accounts and exports the session credentials for other p
• momolm/codex-mainlineA bridge that connects OpenAI's Codex CLI to Telegram so you can chat with a running Codex session from your p
• quyanhfex/messenger-recall-toolA personal Chrome extension side panel that lets you search, export, and bulk delete your own Facebook Messeng
• rotejin/tomari-guruguruA browser-based animated streaming avatar that follows your mouse and lip-syncs to your microphone for use as
• spanky96/glm-coding-grabberA Tampermonkey userscript that automates buying limited GLM Coding subscription plans, using a local Python ca
• tanshilongmario/inkpaintingA free browser tool that simulates traditional Chinese ink and water painting, no install or account needed.
• tastesteak/codeseexLocal desktop bridge that translates OpenAI Codex client calls into DeepSeek API requests, letting Codex run D
• brennanconroy/shootrShootR is a browser-based multiplayer space ship shooter where you fly and battle other players in a shared ar
• mkmukesh1319-ux/todo-listA browser-based to-do list app built with plain HTML, CSS, and JavaScript that saves tasks in local storage.
• theshued/ss14editorA visual editor for Space Station 14's YAML prototype files, with autocomplete, validation, and live reload.
• a6216abcd/free-residential-ip-proxy-controllerA self-hosted system that rotates residential proxy IPs across your own VPS servers using a Cloudflare-hosted
• earthtojake/cad-viewerA browser-based, read-only viewer for CAD and robot description files like STEP, STL, GLB, and URDF.
• iflymeto/yuexin-searchA self-hosted search app that indexes and searches resource links across Chinese cloud storage services like Q
• maxforai/tokenlessCLI add-on for Claude Code that reduces session token usage by storing large tool outputs locally and sending
• mturac/everything-openai-codexA toolkit that adds structure, memory, and safety rules on top of the OpenAI Codex coding agent and similar AI
• ns2250225/anyclipA browser extension that lets you freehand-draw any shape on a webpage and capture it as a transparent-backgro
• santhoshkumar-0606/ai-voice-assistantA simple React web app that connects to Google's Gemini API to answer questions in a chat-style interface.
• systemoutprintlnhelloworld/plus-pp-helperChrome MV3 extension that automates account signup, mailbox polling, and session JSON capture inside CTF or sa
• tommy0103/obeliskA Claude Code skill that indexes an agent's past sessions, tool calls, and workflows into a local SQLite datab
• forgetmeai/freedeepseekapiA local proxy that reverse-engineers DeepSeek's web chat interface to expose it as an OpenAI or Anthropic-comp
• gaearon/websiteThe source for the Yarn package manager's public website, a static site built with Jekyll that documents Yarn
• mattpocock/boilersuitA tool that auto-generates Redux boilerplate code for React apps from a single JSON file, eliminating repetiti
• nikithadineshkumar/financetrackerA personal finance web app for tracking expenses, budgets, and spending trends, with an AI assistant that sugg
• patrickjs/angular-cryptoA library that adds encryption and hashing tools like MD5, SHA-256, AES, and Base64 to Angular.js apps so you
• ray-amjad/claude-code-workflow-creatorA Claude Code skill that teaches Claude to author deterministic multi-agent workflow scripts for the unrelease
• techflow-oficial/job-tracker-proA 'job tracker' repo whose README repeatedly links to a download hidden inside a node_modules/@types folder, a
• tree-trace/treetraceA local CLI that captures how you correct an AI coding agent during a session and turns those corrections into
• yeet-src/airtopA terminal dashboard for Linux, like htop but for Wi-Fi, showing nearby access points and signal activity in r
• kappaemme-git/mengtofrontendA Codex AI assistant skill that reviews landing pages against a design-critique checklist to catch generic, un
• m2station/m2_git_diffA desktop app that shows two local Git repositories' commit histories side by side to spot differences and cop
• medikoo/durationA small JavaScript library that calculates the time between two dates and formats it into readable text like '
• rosalina7515/ui-modernizerA Claude Code skill that rewrites the Tailwind CSS layer of a React, Vue, or Svelte project to match a modern
• xqnode/codex-zh-cnAn unofficial patch that translates the Codex Desktop AI coding app into Simplified Chinese for Windows users.
• yyx990803/speechA lightweight JavaScript wrapper around Chrome's built-in speech recognition that lets you add voice-to-text i
• zowilyhter/stableaudioA JavaScript project describing itself as a real-time audio processing platform with auto-scaling, but its REA
• able-rip/cc-visionrouterA transparent proxy that automatically routes image-containing requests from Claude Code to a multimodal model
• aisatan/poe2direA browser extension and userscript that reformats Path of Exile patch notes into a clearer, Dota 2-style layou
• nikiforovall/pi-inspectA local dashboard that reveals which tools, commands, skills, and system prompt text are loaded in a pi AI cod
• ruanyf/turpanA markdown-to-HTML converter that wraps markdown-it with 17 pre-installed plugins for things like videos, foot
• saroircommunity/spiderbrain-v3A tool that builds a queryable map of your codebase's files and dependencies so AI coding assistants understan
• shellishack/agent-arena-onlineAn open-source client that connects a local AI tool like Codex or Claude Code to a live online arena, letting
• tanykim/quantify-your-yearTurns a year of personal activity data (steps, mileage, spending, etc.) into a colorful calendar-grid visualiz
• tomclive/seedance2stitcherA local browser tool that stitches two AI generated video clips together and smooths out brightness or contras
• tongzhao9417/md-viewer-appA lightweight desktop app for reading and lightly editing Markdown files and folders, with tabs, an outline pa
• wholock2210/luna-proxyA local proxy that lets OpenAI- and Anthropic-compatible tools talk to Qwen's web chat instead, with a browser
• db9cd2fgbj-hash/codex-deepseek-bridgeA local tool that lets Codex talk to DeepSeek's free web chat by impersonating an OpenAI-style API, so you can
• deanwhitex/aiw2.0stackA Claude Code slash-command stack that walks AIW students through picking a niche, crafting an offer, tailorin
• ruanyf/hnA browser-based tool that lets you customize your Hacker News feed by filtering stories by topic or keyword, s
• xmanner/miaoshou-auto-editA Node.js script for TikTok Shop sellers using the Miaoshou platform that batch-cleans product titles, SKU nam
• yyx990803/oxc-node-loaderA Node.js loader that lets you run TypeScript files directly without a build step, transforming them on the fl
• andyhuo520/tang-changanTang Chang'an is a browser-based historical simulation of the Tang Dynasty capital, letting players explore a
• emirsametguzel/escape-from-mzA browser 3D horror game built with Three.js where a player walks a dark school, picks up books that ask Engli
• joeseesun/qiaomu-suno-masterAn Agent Skill that turns a plain-language song idea into a full Suno prompt with structured lyrics, style tag
• matteoleonesi/bulk-delete-claude-chatA browser console script that deletes every conversation in your claude.ai account at once, bypassing the limi
• shlokkhemani/ode-to-yosemiteAn explorable, to-scale 3D model of Yosemite Valley in the browser, built with real terrain, satellite, and ma
• johunsang/tauri-dev-screen-cliNode.js CLI that talks to a tauri-plugin-mcp-bridge WebSocket to screenshot, snapshot the DOM, run JavaScript,
• leeshark21/video_portfolioA React and Vite project scaffold with no project specific documentation describing an intended video portfoli
• matongai-lab/html-visual-editorA browser-based visual editor for tweaking static AI-generated HTML pages by clicking elements instead of edit
• ruanyf/rpio-led-demoA beginner demo showing how to control a physical LED on a Raspberry Pi using JavaScript, with scripts to turn
• saito-sakuya/candycraftA visual canvas tool for composing scenes and lighting, then exporting a polished prompt for AI image generato
• 0xpira/sskillsA growing library of structured security-specialist knowledge packages that help AI agents and reviewers triag
• arulsebastin71/smartqueueAn academic queue management system that predicts customer wait times with machine learning and issues QR-code
• brunosimon/stylized-low-polyA JavaScript 3D graphics demo showcasing a stylized low-poly scene rendered in the browser, featuring objects
• deno2026/comfyui-deno-custom-nodesA pack of custom nodes for ComfyUI that add image resizing, batch loading, before and after comparisons, and N
• huilang-me/cf-server-monitorA free server monitoring dashboard built on Cloudflare Workers and D1, showing CPU, memory, network, and locat
• lynnouo/yushioThree-layer persona preset (base, art director, auditor) in markdown that you load into Claude Code, Cursor, o
• spatiaos/p3d-benchA research benchmark and dataset that test whether AI models can generate accurate, adjustable parametric 3D m
• aaaddress1/vibe-readingChrome extension that translates academic PDF documents offline and side-by-side using AI built directly into
• amirhosseinjpl/jpl-sub-processorFilter and validate proxy subscription lists (VLESS/VMESS/Trojan) with browser-side latency testing, then gene
• cgissing/windows-computer-useA plugin that lets AI agents (like Codex) control Windows desktop apps by seeing the screen, clicking buttons,
• charlesdove977/procedure-opsProcedure Ops adds a slash command to Claude Code that guides founders and operators through writing Standard
• edgenuitybot/exodusbotPaid Tampermonkey userscript that overlays automation toggles on the Edgenuity online school platform, includi
• icutool/microsoftemailmanageA self-hosted FastAPI dashboard for bulk-importing, tagging, and monitoring many Hotmail and Outlook mailboxes
• patrickarlt/grunt-middlemanA Grunt plugin that lets you run Middleman, a Ruby static site generator, directly from your Grunt build pipel
• pomran/steam-friend-finderA tool that scans your Steam library and ranks your friends by gaming compatibility — whoever shares the most
• tanhauhau/levenaryA tiny JavaScript tool that finds the closest matching word from a list, perfect for building 'did you mean?'
• yyx990803/thread-loader-bugA minimal bug-report repo showing that thread-loader, a tool that speeds up JavaScript builds by running work
• zonko-ai/supply-chain-attackA command line tool that scans your computer offline to check if you have packages linked to known supply chai
• zunelyat/crepepitchA JavaScript repository whose README is generic, templated marketing text with no real description of what the
• avbiswas/llm_visualizerA browser based 3D visualization that shows a real small language model's internal thinking, layer activations
• ccpt5/comfyui-berninistudioA ComfyUI plugin that simplifies using ByteDance's Bernini video editing model by collapsing complex multi-nod
• ceres777/pezzottioA Stremio addon that bundles over 30 Italian streaming sources, debrid caching, and anime title matching into
• harshcasper/speakedSpeakEd connects event organizers with speakers, letting organizers search for talks that fit their event and
• hemsby/tdns-statsA self-hosted browser dashboard for monitoring one or more Technitium DNS servers, showing a live query feed,
• juliangruber/co-levelA small JavaScript library that lets you use LevelDB with cleaner top-to-bottom code using generator-based asy
• korroai/korrodesignA two-layer design enforcement system for Claude Code that guides web UI creation through a 7-phase process an
• lxxgg92/xianxin-design-workflowA six-stage structured workflow that gets AI coding assistants to reliably produce UI pages matching a design
• nabikaz/arvancloud-bypassA lightweight Node.js library that solves ArvanCloud CDN's bot-check puzzle without needing a browser.

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