What is… every popular GitHub repo?
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 · Kotlin · Ruby
- chalarangelo/30-seconds-of-cssArchived collection of short copy-paste CSS snippets for common web design tasks. Now merged into 30-seconds-o
- avgupta456/github-trendsGenerates GitHub profile cards that show lines of code by language, repo, and time. Counts only commits you pe
- ffuf/ffufA fast Go-based web fuzzer that discovers hidden directories, virtual hosts, and parameters on a website by su
- javascript-obfuscator/javascript-obfuscatorA TypeScript/Node.js tool that scrambles JavaScript source code — renaming variables, encoding strings, and in
- wan-video/wan2.1Wan2.1 is an open-source suite of AI video generation models that creates clips from text prompts, animates st
- bradtraversy/vanillawebprojectsSource code for 20 small web projects built with plain HTML, CSS, and JavaScript. Companion to a Brad Traversy
- umijs/umiOpinionated React application framework with built-in routing, plugins, and TypeScript support. Popular in the
- langbot-app/langbotLangBot is an open-source platform that connects AI language models to chat apps like Discord, Telegram, Slack
- jpillora/chiselChisel is a single-file networking tool that punches a secure encrypted tunnel through firewalls and corporate
- lsd-rs/lsdLSD is a modern drop-in replacement for the ls terminal command that adds color-coded output, file-type icons,
- amplication/amplicationPlatform that generates standardized backend services from templates and AI. Aimed at engineering teams that w
- huggingface/transformers.jsTransformers.js lets you run Hugging Face machine-learning models directly in a browser or Node.js app with no
- ipader/swiftguideCurated mind-map style reference of notable open-source Swift projects, tools, and architecture patterns. Orig
- altercation/solarizedSolarized is a precision-designed 16-color palette for terminals and text editors that reduces eye strain with
- android-hacker/virtualxposedAn Android app that runs Xposed modules inside a virtual sandbox, so you can hook and modify other apps withou
- flipperdevices/flipperzero-firmwareOfficial firmware for the Flipper Zero portable hardware hacking device. C source for NFC, BLE, infrared, one-
- mailhog/mailhogA fake SMTP server with a web UI that captures emails your app sends during development, so you can inspect th
- browser-use/web-uiA Gradio web interface that drives the browser-use AI agent, so you can pick an LLM, give it a task, and watch
- dropbox/zxcvbnzxcvbn is a JavaScript library that estimates how hard a password is to crack by recognizing real attack patte
- react-native-maps/react-native-mapsreact-native-maps is a library that adds interactive, customizable maps with markers, shapes, and event handli
- jdg/mbprogresshudAn iOS loading indicator library written in Objective-C that overlays a spinner or progress HUD while backgrou
- htr-tech/zphisherA Bash phishing toolkit with 30 plus prebuilt fake login page templates, intended for authorized security trai
- camenduru/stable-diffusion-webui-colabA collection of one-click Google Colab notebooks that let you generate AI images with Stable Diffusion in your
- wolfpld/tracyA real-time, nanosecond-resolution frame profiler for games and native apps that combines instrumentation, sam
- ramitsurana/awesome-kubernetesA curated awesome-list of Kubernetes resources covering tutorials, books, cloud provider guides, Docker, and e
- sismo-core/sismo-badgesSolidity contracts that mint non-transferable badges on Ethereum from zero-knowledge proofs, so wallets can pr
- microsoft/swin-transformerSwin Transformer is Microsoft's official implementation of an efficient AI image-understanding architecture th
- nilaoda/n_m3u8dl-cliA Windows command-line downloader that grabs HLS or DASH video streams, decrypts AES segments, and stitches th
- hugohe3/ppt-masterAn AI-powered tool that turns PDFs, Word files, URLs, or Markdown text into fully editable PowerPoint files wi
- tigerbeetle/tigerbeetleA clustered OLTP database written in Zig that does one thing: record double-entry debit and credit transfers a
- selfteaching/the-craft-of-selfteachingAn open Chinese-language book taught through interactive Jupyter Notebooks that uses Python to teach beginners
- alibaba/lowcode-engineAlibaba's enterprise low-code engine: a TypeScript toolkit for building drag-and-drop visual app builders that
- matrixtm/mhddosA Python script that bundles many network and HTTP flood techniques for authorized stress testing and security
- wkentaro/labelmeA graphical tool for drawing labels on images — draw shapes around objects to create training data for AI visi
- imputnet/heliumA privacy-focused open source web browser built on ungoogled-chromium with a forked uBlock Origin baked in and
- game1024/openspeedyA free Windows tool that hooks time functions to speed up or slow down a running game; intended for single-pla
- oxford-cs-deepnlp-2017/lecturesLecture slides, video recordings, and coding exercises from Oxford University's 2017 deep learning for natural
- 521xueweihan/git-tipsA Chinese-language reference collection of practical Git tips and commands, covering branches, tags, undoing c
- ruanyf/free-booksA curated list of free computer science books available online, organized into eight categories including web
- cvat-ai/cvatA platform for drawing labels on images and videos to create training data for computer vision AI models, avai
- dutchcoders/transfer.shA self-hosted command-line file sharing server — run one curl command to upload a file and get back a shareabl
- swiftlang/swift-evolutionThe official repository for Swift Evolution: written proposals, reviews, and release history that document how
- architecture-decision-record/architecture-decision-recordA collection of templates, examples, and tutorials for writing Architecture Decision Records — short documents
- karpathy/microgradA tiny educational autograd engine in about 100 lines of Python plus a PyTorch-like neural net layer on top, w
- jasmine/jasmineA long-running behavior-driven JavaScript testing framework that runs in browsers and Node.js with no external
- googlecontainertools/skaffoldA Go command-line tool from Google that watches Kubernetes app source for changes and automates build, push, a
- iissnan/hexo-theme-nextA polished, multilingual blog theme for the Hexo static site generator offering four visual styles and built-i
- jeromeetienne/ar.jsAn archived browser-based augmented reality library for marker and location AR; active development has moved t
- goreleaser/goreleaserA release automation tool for Go projects that handles the entire publishing process — building binaries, pack
- angristan/openvpn-installA shell script that sets up a fully configured OpenVPN server on your Linux machine in seconds, handling certi
- zauberzeug/niceguiNiceGUI lets you build web-based user interfaces entirely in Python — no HTML, CSS, or JavaScript needed. Writ
- kotlin/ankoDeprecated Kotlin library that let Android developers build UIs, run SQLite queries, and use coroutines direct
- dagger/daggerEngine for writing CI/CD pipelines as code in your usual programming language. Every step runs in a container
- tradingview/lightweight-chartsSmall fast JavaScript library from TradingView for drawing interactive financial price charts on web pages usi
- nextjs/saas-starterNext.js starter template for a subscription SaaS app with Stripe billing, email login, a dashboard, team roles
- jaakkopasanen/autoeqTool that auto-generates equalizer settings for thousands of headphones so they match a chosen target sound cu
- kanaries/pygwalkerPyGWalker turns a pandas dataframe into a drag-and-drop Tableau-style chart explorer inside your Jupyter Noteb
- googlecontainertools/kanikoBuilds container images from a Dockerfile inside a Kubernetes cluster without needing a Docker daemon or privi
- rjsf-team/react-jsonschema-formReact component that auto-generates a working web form, including validation, from a JSON Schema. Supports the
- pyecharts/pyechartspyecharts lets you create interactive, polished browser charts using Python code and a clean method-chaining A
- dyc87112/springboot-learningFree Chinese-language tutorial series for Spring Boot covering 1.x and 2.x, with example projects for MyBatis,
- playcanvas/engineOpen-source JavaScript game engine for interactive 3D games, configurators, and VR experiences that run in any
- openai/gpt-3Companion repository for the 2020 GPT-3 paper. Holds sample outputs, synthetic test datasets, training data st
- cft0808/edictMulti-agent AI orchestration system with twelve specialized agents modeled on Tang Dynasty bureaucracy, featur
- yaronn/blessed-contribblessed-contrib is a Node.js library for building live dashboards that run entirely in a terminal — line chart
- wan-video/wan2.2Wan2.2 is an open-source AI model that generates short video clips from a text description or a starting image
- jobbole/awesome-java-cnA Chinese-language curated directory of hundreds of Java tools, libraries, frameworks, and learning resources
- stability-ai/stablelmStableLM is a collection of open-source language models from Stability AI, available at multiple sizes, for re
- fortra/impacketPython library for working with Windows and enterprise network protocols like SMB, Kerberos, NTLM, MSRPC, and
- remarkjs/react-markdownreact-markdown is a React component that safely converts Markdown text into formatted web content — no XSS ris
- louis-e/arnisDesktop app that turns any real-world location from OpenStreetMap into a playable Minecraft world with terrain
- easychen/opc-methodologyChinese-language book on running a one-person online business, covering market choice, digital products, risk,
- microsoft/bringing-old-photos-back-to-lifeMicrosoft Research's AI tool that automatically restores old and damaged photographs — repairing fading, scrat
- arthurspk/guiadevbrasilA comprehensive Portuguese-language curated guide of links, tools, and learning resources for Brazilian develo
- pyo3/pyo3PyO3 lets you write fast Rust code and call it from Python as if it were a normal Python library, or embed Pyt
- hashicorp/packerHashiCorp tool that builds identical machine images for many platforms from a single configuration file, autom
- quarkusio/quarkusJava framework that builds cloud-native and Kubernetes-friendly apps with fast startup, low memory, and native
- ionic-team/capacitorWraps a web app into a native iOS and Android shell with JavaScript APIs for camera, GPS, notifications, and f
- chiphuyen/aie-bookCompanion materials for the book "AI Engineering" covering how to build real-world applications on top of larg
- zhaoolee/chinesebqbAn open archive of over 5,800 Chinese internet sticker images and animated GIFs organized into themed packs fr
- hydralauncher/hydraOpen-source desktop game launcher with a unified library, cloud saves, achievements, friends, and a catalogue
- cisofy/lynisShell-based security auditing tool for Linux, macOS, and BSD that scans system configuration and suggests hard
- muratcankoylan/agent-skills-for-context-engineeringA collection of 14 installable Claude Code skills that teach and implement context engineering patterns, helpi
- xiaoyaocz/dart_simple_liveCross-platform Flutter app that watches live streams and scrolling chat from Huya, Douyu, Bilibili, and Douyin
- kubeflow/kubeflowKubeflow is a toolkit of Kubernetes-native projects for running the full machine learning lifecycle: notebooks
- tc39/ecma262Source of the ECMA-262 spec that formally defines JavaScript. Build it locally with npm and read the rendered
- iii-hq/iiiRust framework that wires every registered service to every other service so adding the 20th worker is as easy
- libsdl-org/sdlCross-platform C library that abstracts graphics, audio, and input so the same game or emulator code runs on W
- lwouis/alt-tab-macosmacOS utility that replaces the default Cmd-Tab app switcher with a Windows-style visual window picker so you
- codebyzach/paceA zero-configuration JavaScript library that automatically adds a loading progress bar to any website, trackin
- dgraph-io/badgerBadgerDB is a fast, embeddable key-value database written in pure Go that you import as a library — no separat
- openrct2/openrct2An open-source remake of RollerCoaster Tycoon 2 that lets you play the classic theme park building game on mod
- facebook/inferStatic analysis tool from Facebook that scans Java, C, C++, and Objective-C source for null derefs, memory lea
- jhuangtw/xg2xgA lookup table for ex-Google employees mapping internal Google tool names like Borg and Bigtable to their publ
- treeverse/dvcDVC adds Git-style version control for large data files, ML models, and experiments to machine learning projec
- hkuds/deepcodeDeepCode is an AI-powered multi-agent system that converts research papers, text descriptions, or ideas into w
- zai-org/chatglm2-6bChatGLM2-6B is a free, open-source bilingual (Chinese and English) AI chat model with 6 billion parameters tha
- ahmedkhaleel2004/gitdiagramTurns any GitHub repo into an interactive Mermaid architecture diagram with clickable nodes that link to the u
- alshedivat/al-folioal-folio is a clean, ready-made academic website theme built on Jekyll — researchers, students, and professors
- kleampa/not-paidJavaScript snippet you drop on a client site that fades the page to invisible over a configured number of days
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