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 · Rust · C++ · HTML · Java · C · Shell · C# · Swift · Jupyter Notebook · PHP · Kotlin · Ruby
- relequestual/cookie-noticeA jQuery plugin that adds a cookie consent banner to websites, helping site owners comply with privacy regulat
- relequestual/dancerA lightweight web framework for Perl that lets you quickly build websites and APIs by handling routine web plu
- relequestual/dancer-plugin-adapterA Perl plugin for the Dancer web framework that lets you wrap any existing Perl class and use it in your app a
- relequestual/dancer2A lightweight web framework for Perl that lets you build web apps and APIs with minimal code, handling routing
- relequestual/free-for-devA curated list of online services with genuine free tiers for developers, covering code hosting, databases, mo
- relequestual/ga4gh-case-discoveryA standard for searching across multiple genomic databases at once using one shared format, so researchers don
- relequestual/gatsby-theme-wavesA Gatsby theme that adds scroll-driven animations to MDX content, letting you create step-by-step tutorials wh
- relequestual/imvsiMVS is an iPhone app that renders 3D protein structures you can rotate and explore, built by its creator main
- relequestual/jquery-placeholderA jQuery plugin that adds placeholder hint text to form fields for older browsers that lack native support, wh
- relequestual/json-schema-astypeA Perl tool that likely converts JSON Schema definitions into typed data structures, but the README provides a
- relequestual/json-schema-ecosystemA repository for tracking and documenting the health of tools, libraries, and projects across the JSON Schema
- relequestual/json-schema-test-suiteA shared collection of test cases in JSON format for checking whether a JSON Schema validator gives correct re
- relequestual/mooseMoose is a toolkit for the Perl programming language that makes writing object-oriented code cleaner and less
- relequestual/openjsf-summitThis is a planning hub for the OpenJS Foundation Collaborator Summit. It uses GitHub issues to coordinate in-p
- relequestual/ospolandscapeAn interactive visual map that organizes the open source program office ecosystem, showing which companies man
- relequestual/p5-json-schemaA Perl library that checks if JSON data matches a set of rules you define, so you can catch bad data before it
- relequestual/react-jsonschema-formA React component that automatically generates interactive forms from a JSON data blueprint, so developers des
- relequestual/select2-bootstrap-cssA CSS stylesheet that makes Select2 dropdown menus visually match Bootstrap's design language, fixing styling
- relequestual/semantic-releaseAutomates software publishing by reading commit messages to decide version numbers, write changelogs, and rele
- relequestual/star-trek-attack-wing-utopiaA browser-based fleet builder for the Star Trek Attack Wing tabletop game that lets players assemble and exper
- relequestual/staw-angry_spudsA web tool for building and organizing fleets for the Star Trek Attack Wing tabletop game, letting players ass
- relequestual/storiesA collaborative GitHub workspace where the OpenAPI community plans, drafts, and publishes articles and videos
- relequestual/sublimebookmarkA Sublime Text plugin that upgrades the default bookmark system with named, persistent bookmarks that survive
- relequestual/sublimelinter-perlA Sublime Text plugin that checks Perl code for syntax errors as you type, highlighting mistakes immediately i
- relequestual/swagger2markupA Java tool that converts Swagger API description files into readable AsciiDoc or Markdown documentation, lett
- relequestual/test-deepTest::Deep is a Perl module for testing complex, nested data structures. It lets developers compare entire dat
- relequestual/test-json-schema-acceptanceAn archived Perl project that once tested how well different tools handle JSON Schema validation. It now just
- relequestual/workshop-1A practice repository for Git workshops. Instructors and beginners clone it to safely learn core Git commands
- renchap/brewHomebrew is a free command-line tool for macOS and Linux that lets you install software like databases, langua
- renie/jqueryThis is the source code repository where jQuery itself is developed, letting contributors build custom version
- requarks/eslint-config-requarksA ready-to-use set of JavaScript code style rules based on StandardJS with minor tweaks, so teams can enforce
- rickbutton/termfireA terminal-based chat client for Campfire, the old group chat platform, so you can chat without leaving your c
- ridter/binholBinHol is a command-line security research tool that injects custom code into compiled Windows programs withou
- rigellute/rust-fizz-buzzA simple FizzBuzz program written in Rust. It counts through numbers, printing "Fizz" for multiples of three,
- ringabout/nimlintNimlint is a style checker for the Nim programming language that automatically spots inconsistent code pattern
- ringabout/prologueA fast, low-magic web framework for the Nim language that handles routing, sessions, security, and static file
- rjected/contenderContender is a Rust tool that stress-tests Ethereum nodes by generating and sending high volumes of transactio
- rjzhb/memoryallocator-rustA simple memory allocator written in Rust that manages how a computer's memory is handed out to programs and r
- rjzhb/moderncplusprojecttemplateA ready-made C++ project template with a pre-organized folder structure, CMake build configuration, and Google
- rjzhb/stanford-lagunita-cs1-compilers-grading-scriptsBackup of Stanford's online compilers course grading scripts, saved after the official download server blocked
- rkenmi/bataviaAn early-alpha JavaScript engine that runs Python code directly inside the browser, no installation required.
- rmariuzzo/xoA zero-config JavaScript code style checker built on ESLint with sensible defaults already chosen — run one co
- robcaulk/grepitgrepit is a command-line tool that lets you type a plain-English description of what you want to do and return
- robertknight/jsdomjsdom simulates a web browser inside Node.js, letting you load HTML, run JavaScript against it, and test pages
- robertknight/typescriptThe official source code for the TypeScript compiler, which adds optional type checking to JavaScript to catch
- robertpd/peddlerPeddler is a Ruby library that lets your code talk directly to Amazon's seller APIs to manage orders, inventor
- rochacbruno/dms-githubnotifierA plugin for the DankMaterialShell desktop that shows a live count of your open GitHub pull requests and assig
- rochacbruno/psaA Python framework for building and running background services. It helps developers turn Python code into rel
- rodrigooler/afkNo README content was available for this repository, so no reliable summary of what it does could be produced.
- rohan-paul/awesome-deep-learningA curated list of the best deep learning resources — textbooks, video lectures, courses, papers, tutorials, an
- rohan-paul/create-react-appA tool that creates a new React web app in seconds with one command, handling all the build setup automaticall
- rohan-paul/tensorflowTensorFlow is an open-source, end-to-end toolkit for building and deploying machine learning models, from imag
- rohan-paul/wtfjsA curated collection of surprising and counterintuitive JavaScript behaviors, with clear explanations of why t
- rohitpaulk/pygithubA Python library that lets you control GitHub from code — create repos, manage issues and pull requests, and a
- rougier/muA fast email indexing and search tool that lets you find any message in your personal mail archive in seconds,
- rougier/submissionsThe submission repository for ReScience C, a journal where researchers publish reproductions of published comp
- royshouvik/portfolioA personal portfolio website that acts as a digital resume, showcasing the owner's background, projects, and s
- rschristian/toastA tiny (~1KB) toast-notification library for Preact apps — call toast() or toast.error() to show temporary pop
- rtribotte/keycloakAn open-source identity and access management server that handles login, user accounts, and permissions for yo
- ruanyl/slateSlate is a customizable JavaScript framework for building rich text editors, like the ones in Google Docs or M
- ruanyl/vinylA JavaScript library that provides a standard, portable file object so build tools like Gulp can pass file dat
- rubys/apache-icalA self-hosted shared calendar server you run yourself using Docker. It bundles Apache web server add-ons that
- rubys/docs-1The source content for Docker's official documentation website. Anyone can read, suggest fixes, or propose edi
- rubys/git-multimailA Python script that sends automatic email notifications when someone pushes new code to a shared Git reposito
- rubys/listenA Ruby tool that watches your folders and tells your program when files are added, changed, or deleted. It pow
- rubys/parserA pure-Ruby tool that reads Ruby source code and converts it into a structured tree format, letting other prog
- rubys/puppet-kitchenA toolkit that creates a disposable virtual machine on your computer to safely test how Apache Foundation serv
- rubys/raccRacc is a Ruby tool that generates parsers for custom languages. You write grammar rules describing how your t
- rubys/railsguide_blogA simple blog application built by following the official Ruby on Rails getting started guide. It lets you cre
- rubys/ruby-buildA command-line tool that downloads, compiles, and installs any version of the Ruby programming language on you
- rubys/todos-express-tigrisA simple to-do list web app that experiments with storing its SQLite database file in Tigris cloud storage, fe
- rubys/websiteThe source code for the Babel documentation website at babeljs.io, built with Docusaurus. It contains all tuto
- ruphy/hljs-theme-pickerA Discourse theme component that lets forum members pick their own color scheme for code blocks, so readers ca
- ruphy/lg-acquisizione-e-riuso-software-per-pa-docsOfficial Italian government guidelines for how public agencies should acquire and reuse software, including ru
- ruphy/rcloneRclone is a free command-line tool for moving, copying, and syncing files across many different cloud storage
- ryanoasis/awesome-vueA curated directory of Vue.js resources — tutorials, components, tools, and community links — organized like a
- s1lver/yii2-giiA web-based code generator for the Yii 2 PHP framework that scaffolds models, forms, and CRUD admin interfaces
- sago35/cmsis-svdA collected library of hardware description files for ARM microcontrollers, plus parsers that let developers a
- salhanabil/salhanabilA personal GitHub profile page that displays coding activity and statistics using embedded visual cards from t
- salmanm/fastify-kafkaA Fastify plugin that connects your web server to Apache Kafka, letting it send and receive messages so servic
- salmanm/hyperidHyperid is a JavaScript library that generates unique IDs extremely fast by combining a UUID with an increment
- salmanm/nockNock lets Node.js developers test code that makes HTTP requests by intercepting those calls and returning fake
- samgermain/flappybirdA clone of Flappy Bird built with the LOVE2D framework in Lua. Tap to keep a bird airborne through gaps in scr
- samgermain/learn_gamedev_with_love2dA complete summer camp curriculum teaching kids in grades 7-9 how to code and build video games using Love2D a
- samuelmaddock/togetherjsTogetherJS lets website owners add real-time collaboration to their site, so visitors can see each other's cur
- sandyarmstrong/codemirrorCodeMirror is a JavaScript tool that turns a standard text box on a web page into a full-featured code editor
- sanster/torch2trttorch2trt converts PyTorch AI models into NVIDIA's faster TensorRT format, often doubling or tripling speed on
- saper/ace_taoC++ libraries (ACE and TAO) that handle networking and multi-threading complexity so developers can build reli
- saper/edlA low-level toolkit for reading, writing, and repairing Qualcomm phone storage and memory via Emergency Downlo
- saper/repbinAn encrypted, anonymous pastebin that runs over Tor — share files via secret URLs without any server operator
- sapk/gitA Go library that wraps the Git command-line tool so Go programs can clone, commit, and inspect repositories w
- sapphi-red/unocssAn instant, on-demand CSS engine that turns short utility class names in your code into a tiny stylesheet, wit
- saravieira/dino-gbaA port of the Chrome offline dinosaur game to real Game Boy Advance hardware, so you can jump over cacti witho
- satya164/expoExpo lets you build iOS, Android, and web apps from the same JavaScript/React code, handling platform complexi
- satya164/uniqA tiny JavaScript utility that removes duplicate values from an array, giving you back a clean list with only
- satya164/viroViro React lets you build AR and VR apps in React Native, writing code once that runs on iOS, Android, and mob
- sawdog/blueboatBlueboat is a serverless JavaScript/TypeScript runtime for writing backend apps without managing servers, buil
- sawdog/starletteStarlette is a lightweight, async Python framework for building fast web APIs and real-time apps, handling rou
- sbfaulkner/k8s-playgroundA personal Go workspace that automates creating and tearing down small Kubernetes clusters on your own compute
- scdekov/memword-chrome-extensionA Chrome browser extension that lets you save unfamiliar words from any webpage to your MemWorld vocabulary li
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