whatisgithub

Popular GitHub repositories, each answered in plain English for non-coders: what it is, its tech stack, and how to run it. Pick any to read the answer.

By language: Python · TypeScript · JavaScript · Go · C++ · Rust · Java · HTML · C · Shell · C# · Jupyter Notebook · Swift · PHP · Ruby · Kotlin

• marp-team/marpMarp converts plain-text Markdown files into polished presentation slides, with a CLI for exporting to HTML, P
• portkey-ai/gatewayAn open source AI gateway that routes requests to 250+ models from a single interface, adding automatic retrie
• tachyons-css/tachyonsTachyons is a 14KB CSS utility library of single-purpose class names you add directly to your HTML to control
• leanote/leanoteLeanote is a self-hosted Evernote alternative you run on your own server — it has a Markdown and rich-text edi
• hluk/copyqCopyQ is a cross-platform clipboard manager that stores everything you copy so you can browse, search, and pas
• lighttable/lighttableLight Table is a code editor that shows you the result of your code inline and in real time as you type, with
• ludwig-ai/ludwigLudwig is a Python framework that trains and fine-tunes AI models from a YAML config file — no training code r
• usagi-org/ai-goofish-monitorAn automated monitor for China's Xianyu second-hand marketplace that watches for listings matching your criter
• quipnetwork/ethereum-sdkA TypeScript SDK and smart contracts for the Quip Network protocol on Ethereum and compatible blockchains, giv
• wei-shaw/claude-relay-serviceA self-hosted relay server that lets a small team share one or more Claude AI accounts, giving each person the
• tim9liu9/timliu-iosA Chinese-language curated list of popular third-party libraries, plugins, and blogs for iOS app development,
• bootandy/dustDust is a terminal tool that shows you which folders and files are eating your disk space, replacing the hard-
• frank-lam/fullstack-tutorialA Chinese-language study guide covering the full range of software development topics — from algorithms to dis
• nozbe/watermelondbWatermelonDB is a fast local database for React and React Native apps that loads only what you need, keeps the
• aurelia/frameworkAurelia is a JavaScript framework for building web (and desktop or mobile) apps using plain JS/TypeScript clas
• code4craft/webmagicWebMagic is a Java library for building web crawlers that handles page fetching, link following, multi-threadi
• flagopen/flagembeddingFlagEmbedding is a Python toolkit of AI models that turn text into numbers for fast similarity search, making
• go-resty/restyResty is a Go library that makes calling REST APIs and sending HTTP requests much simpler, with built-in autom
• giscus/giscusGiscus is a free, ad-free comment widget for static websites that stores all comments in GitHub Discussions, s
• crossplane/crossplaneCrossplane lets teams manage cloud infrastructure like databases, storage, and VMs using Kubernetes-style conf
• starrocks/starrocksStarRocks is an open-source analytical database built for sub-second queries across billions of rows, and it c
• colmap/colmapCOLMAP turns a collection of ordinary photos taken from different angles into a 3D model, automatically workin
• zaidmukaddam/sciraScira is an open-source AI search tool that answers questions with cited sources — it searches the web, academ
• microsoft/wslgWSLg lets you run Linux apps with graphical interfaces directly on a Windows desktop — a Linux image editor or
• mikepenz/materialdrawerMaterialDrawer is an Android library that adds a ready-made Material Design navigation drawer — the sliding si
• notsfsssf/pixez-flutterPixEz Flutter is an unofficial Pixiv client app built with Flutter that runs on Android, iOS, and Windows from
• wordpress/gutenbergGutenberg is the visual block editor built into WordPress where every page element — paragraph, image, video,
• egulias/emailvalidatorEmailValidator is a PHP library that checks whether an email address is valid, with pluggable strategies for R
• pallets/jinjaJinja is a Python templating engine that fills placeholders in HTML or text files with real data using loop an
• robotframework/robotframeworkRobot Framework is a Python-based open source tool for testing software and automating repetitive tasks, using
• devicons/deviconA library of 150+ icons for programming languages and dev tools, usable in any web project via a font CSS clas
• jayphelps/git-blame-someone-elseA joke shell script that rewrites a past Git commit's author field to blame someone else for your code, showin
• nielsrogge/transformers-tutorialsA collection of hands-on Jupyter notebooks showing how to apply HuggingFace Transformers models for text, imag
• soumith/ganhacksA compact checklist of 17 practical tips for making GAN training stable, compiled from an NIPS 2016 presentati
• dod-o/statistical-learning-method_codeAnnotated Python implementations of every algorithm in the Chinese ML textbook Statistical Learning Methods by
• rui314/chibiccA teaching C compiler that handles most of C11 — built commit by commit as the reference code for a book on co
• hangwin/mcp-chromeA Chrome extension that lets AI assistants like Claude control your real Chrome browser — clicking, navigating
• quipnetwork/cpp-sdkA C++ SDK and CLI for deploying and transacting with Quip post-quantum Ethereum wallet contracts, using Winter
• tsl0922/ttydA tool that shares a terminal session through a web browser — run it on any server and anyone with the URL can
• dlvhdr/gh-dashA keyboard-driven terminal dashboard for GitHub that shows pull requests and issues in a visual layout — insta
• go-martini/martiniAn archived Go web framework with routing, middleware stacking, and automatic dependency injection into handle
• moovweb/gvmA shell tool for installing and switching between multiple Go versions on one machine, with isolated package e
• zoicware/removewindowsaiA PowerShell script that disables and removes Microsoft's AI features from Windows 11 in bulk, including Copil
• faker-ruby/fakerA Ruby library that generates realistic fake data — names, emails, addresses, credit cards, and more — for fil
• canopy-network/canopyA Go implementation of the Canopy blockchain protocol, where new blockchains bootstrap themselves using existi
• github/copilot.vimThe official Vim and Neovim plugin for GitHub Copilot, which shows AI-generated code completions inline as you
• seanmonstar/reqwestThe most popular Rust library for making HTTP requests, with async and blocking clients, built-in HTTPS via ru
• get-convex/convex-backendAn open-source reactive backend for web apps that combines a database, server-side TypeScript functions, and c
• greatghoul/remote-workingA curated reference list of remote work resources for Chinese workers — articles, remote-friendly company list
• hmemcpy/milewski-ctfp-pdfAn unofficial PDF and LaTeX source for 'Category Theory for Programmers,' a book that explains advanced math c
• quic-go/quic-goA production-ready pure-Go library for the QUIC protocol and HTTP/3, used in production by Caddy, Cloudflare,
• trimstray/test-your-sysadmin-skillsA collection of 284 questions and answers covering Linux system administration from beginner to advanced, orga
• aisouler/gkd_subscriptionA third-party collection of rules for GKD, an Android app that automatically dismisses ads, splash screens, an
• autowarefoundation/autowareAn open-source software stack that gives self-driving vehicles the ability to locate themselves on a map, dete
• actions/starter-workflowsThe official source of GitHub Actions workflow templates — the pre-written YAML files GitHub shows you when yo
• howdyai/botkitAn open-source TypeScript library for building chat bots that work across Slack, Facebook Messenger, Google Ha
• webassembly/designThe official design documents for WebAssembly, explaining why it was built, how its security model works, and
• rootsongjc/kubernetes-handbookA comprehensive Chinese-language handbook on Kubernetes and cloud-native technologies, covering Kubernetes v1.
• gravitl/netmakerAn open-source tool that automates WireGuard VPN setup and management through a web dashboard, letting you con
• h5bp/server-configs-nginxA collection of ready-to-use Nginx configuration snippets covering security, caching, CORS, and file handling.
• jetify-com/devboxA command-line tool that creates isolated, reproducible development environments for each project using the Ni
• newbee-ltd/newbee-mallA complete Java e-commerce system built for learning, featuring a customer storefront and admin panel on Sprin
• nerfstudio-project/nerfstudioA Python framework for turning a set of photos into an interactive 3D scene you can fly through in a browser.
• quipnetwork/hashsigs-soliditySolidity smart contracts that let Ethereum applications verify digital signatures designed to stay secure even
• quipnetwork/hashsigs-rsA Rust library implementing quantum-resistant WOTS+ digital signatures, with a companion program that deploys
• chaitin/xrayA web security scanning tool that automatically checks websites for vulnerabilities like SQL injection and XSS
• wasabeef/recyclerview-animatorsAn Android library that adds smooth animations when items are added, removed, or scroll into view in a list. D
• qubvel-org/segmentation_models.pytorchA Python library for training AI models that identify exactly which pixels in an image belong to each object o
• pwxcoo/chinese-xinhuaA ready-made dataset of Chinese language reference data in JSON format, covering over 31,000 idioms, 16,000 ch
• quipnetwork/hashsigs-tsA TypeScript and JavaScript library for creating digital signatures that are designed to remain secure against
• bytedance/trae-agentAn open-source AI coding agent from ByteDance that takes plain-English instructions and autonomously writes co
• petehunt/react-howtoA short guide by an original React engineer telling beginners exactly what order to learn React and its surrou
• walkor/workermanA PHP framework for building fast network servers that can handle thousands of simultaneous connections — thin
• speechbrain/speechbrainAn open-source Python toolkit that bundles speech-to-text, speaker recognition, audio cleanup, voice separatio
• embraceagi/awesome-chatgpt-zhA Chinese-language curated directory of guides, tools, and resources for getting more out of ChatGPT — coverin
• iamshuaidi/cs-bookA once-large collection of free computer science e-books covering Java, Python, algorithms, and more — the dow
• quipnetwork/hashsigs-pyA Python package that lets you generate and verify quantum-resistant digital signatures using hash functions —
• beehiveinnovations/pal-mcp-serverA Python MCP server that lets a single AI coding tool like Claude Code or Gemini CLI call multiple AI models —
• klipper3d/klipperOpen-source 3D printer firmware that runs the heavy math on a Raspberry Pi instead of the printer's own chip,
• apsdehal/awesome-ctfA curated reference list of tools and learning resources for Capture The Flag security competitions, covering
• serverless/examplesA library of ready-to-deploy backend starter projects for the Serverless Framework, covering HTTP APIs, databa
• xupefei/locale-emulatorA Windows tool that tricks individual apps into thinking they run under a different system language, letting y
• maaslalani/slidesA command-line tool that turns a plain Markdown file into a terminal slide presentation, with live reload, exe
• gcanti/fp-tsA TypeScript library that adds functional programming building blocks like Option, Either, IO, and Task, so yo
• benbusby/whoogle-searchA self-hosted privacy proxy that fetches Google Search results while stripping ads, tracking cookies, and your
• allenwong/30daysofswiftA portfolio of 30 small Swift iOS projects built by a product designer learning to code in 30 days, each showi
• great-expectations/great_expectationsA Python library that lets data teams write automated checks for their data pipelines — catching nulls, bad ra
• qutebrowser/qutebrowserA keyboard-driven web browser built with Python and Qt, designed for users who want Vim-style navigation inste
• hackstoic/golang-open-source-projectsA curated list of 75 actively maintained Go open-source projects across 10 categories — including AI framework
• jxnblk/mdx-deckMDX Deck lets you build browser-based slide presentations by writing Markdown files, with support for importin
• jlevy/og-equity-compensationA free, detailed plain-English guide to equity compensation at US startups — covering stock options, RSUs, ves
• tencent/wcdbA production-grade mobile database library from Tencent, used inside WeChat, that wraps SQLite with ORM, encry
• yargs/yargsA Node.js library that reads command-line arguments and automatically builds help menus for terminal tools, sa
• lucasg/dependenciesA Windows app that shows every DLL a program needs to run, helping you figure out why an app fails to start wi
• tymondesigns/jwt-authA PHP package that adds token-based login to Laravel apps. Users get a compact signed token at login instead o
• uidotdev/usehooksA collection of about 40 ready-made React hooks covering common tasks like geolocation, clipboard, local stora
• hillya51/lunatranslatorA Windows app that translates visual novel text in real time while you play, using game hooking or OCR to capt
• realm/realm-javaA mobile database for Android that stores data as objects your Java code reads and writes directly, with optio
• jordansissel/fpmA command-line tool that builds software packages for multiple platforms from a single description, so you can
• pestphp/pestA PHP testing framework with a cleaner, simpler syntax built on top of PHPUnit, making it less tedious to writ

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