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 · Rust · C++ · HTML · Java · Shell · C · C# · Swift · Jupyter Notebook · PHP · Kotlin · Ruby

• serde-rs/jsonA Rust library for reading and writing JSON — converts JSON strings into strongly-typed Rust structs and back,
• sindrets/diffview.nvimA Neovim plugin that shows all your git changes in one place — browse modified files, view commit history, and
• baidu/dperfdperf is a high-performance HTTP load testing tool that can generate tens of millions of new connections per s
• cubefs/cubefsCubeFS is an open-source distributed storage system you can self-host to provide scalable file, object, and PO
• ghuntley/how-to-build-a-coding-agentA hands-on Go workshop that walks you through building a coding assistant step by step — starting from a basic
• steveruizok/perfect-freehandA JavaScript library that turns mouse or stylus coordinates into smooth, natural-looking freehand strokes with
• awesome-css-group/awesome-cssA community-curated directory of CSS tools, frameworks, preprocessors, naming methodologies, and learning reso
• caddyserver/certmagicCertMagic is a Go library that fully automates HTTPS certificate management — requesting, installing, and rene
• lonepatient/awesome-pretrained-chinese-nlp-modelsA curated index of pretrained Chinese NLP models — from large language models to BERT-family variants — with d
• mhammond/pywin32pywin32 is a Python package that gives your Python scripts direct access to Windows system features like COM a
• volcano-sh/volcanoVolcano is a Kubernetes-native batch job scheduler that adds gang scheduling, fair-share queuing, and preempti
• amlcurran/showcaseviewAn archived Android library that places a spotlight overlay on any UI element to guide users through onboardin
• dialogic-godot/dialogicDialogic is a Godot engine plugin that adds a complete dialog system to your game — characters, portraits, bra
• keras-rl/keras-rlkeras-rl is a Python library of deep reinforcement learning algorithms — DQN, DDPG, and others — that plug dir
• aprilnea/openlogiA free, privacy-respecting desktop app for customizing Logitech mice — remap buttons, adjust DPI, set per-app
• codepanda66/cspostgraduate-408A Chinese-language study repository for the national 408 CS graduate entrance exam, collecting past papers, le
• openbmb/ultraragA Python framework for building AI document question-answering systems using RAG, with a visual drag-and-drop
• postcatlab/postcatA cross-platform API testing tool for sending HTTP and WebSocket requests, writing documentation, running mock
• youlianboshi/vpnA regularly updated Chinese-language list of free VPN services, proxy nodes, and circumvention tool links for
• cursortouch/windows-mcpA Python server that lets AI assistants like Claude control a Windows PC — clicking, typing, navigating files,
• justinfrankel/licecapA small desktop tool for recording part of your screen as an animated GIF on Windows and macOS. No installatio
• liquidslr/system-design-notesNotes summarizing the two 'System Design Interview' books across 28 chapters, covering scaling basics, rate li
• rapid7/metasploitable3A purposely vulnerable virtual machine designed as a safe practice target for learning security testing with M
• thespeedx/proxy-listA regularly updated collection of over 11,000 free public HTTP, SOCKS4, and SOCKS5 proxy server addresses, ava
• ngxson/smolvlm-realtime-webcamA minimal demo that uses a small AI vision model to analyze your webcam feed in real time, running entirely on
• weeebox/mobile-system-designA structured interview preparation guide for mobile system design questions on iOS and Android, covering how t
• xamarin/xamarin.formsXamarin.Forms was a cross-platform C# toolkit for building iOS, Android, Windows, and macOS apps from a single
• cryptosignal/crypto-signalCrypto Signal is a command-line tool that monitors 500+ cryptocurrencies across major exchanges, runs technica
• live-charts/live-chartsLiveCharts is an animated charting library for .NET Windows desktop apps (WPF and WinForms) supporting bar, li
• encode/apistarAPI Star is a Python command-line toolkit for OpenAPI and Swagger schemas: validate your API description for e
• kimlimjustin/xplorerXplorer is a modern, customizable cross-platform file manager for Windows, macOS, and Linux with tabbed browsi
• bypass007/emergency-response-notesA Chinese-language security reference covering computer intrusion response for Windows and Linux: detecting we
• go-pay/gopayGoPay is a Go library that provides a unified interface for integrating WeChat Pay, Alipay, PayPal, QQ Pay, an
• feiskyer/kubernetes-handbookA Chinese-language open-source ebook covering Kubernetes from fundamentals to advanced operations: container d
• lifei6671/interview-goA Chinese-language collection of Go technical interview questions and answers covering concurrency, goroutines
• mrlesk/backlog.mdA task manager that stores every task as a Markdown file in your Git repo, built specifically to hand tasks to
• regl-project/reglA JavaScript library that makes WebGL easier by replacing complex global state with simple, self-contained dra
• dnhkng/gladosA Python project that builds a real-world voice AI modeled on the sardonic Portal game character — it listens,
• fikovnik/shiftitA macOS menu-bar app that snaps windows to preset screen positions — left half, right half, corners, full scre
• rmcrackan/libationA free desktop app for Windows, macOS, and Linux that downloads your Audible audiobooks and removes the DRM lo
• sferik/x-cliA command-line tool for interacting with X (formerly Twitter) from a terminal — search posts, stream live feed
• stupidloud/nanopi-openwrtPre-compiled OpenWrt router firmware images for NanoPi single-board computers — download, flash to an SD card,
• undergroundwires/privacy.sexyA free browser and desktop tool that generates privacy scripts for Windows, macOS, and Linux — pick the tweaks
• agentops-ai/agentopsA Python SDK that adds monitoring and debugging to AI agent workflows in two lines of code — it records every
• insin/nwbA deprecated zero-config toolkit for building React, Preact, and plain JavaScript apps and libraries. The auth
• swoft-cloud/swoftA high-performance PHP framework powered by Swoole that keeps your app running persistently in memory, making
• tummychow/git-absorbA command-line Git tool that automatically figures out which previous commit your staged changes belong to and
• anishathalye/neural-styleA Python program that repaints any photo in the visual style of another image, like making a selfie look like
• autumnai/leafAn archived early-stage machine learning framework written in Rust that can train and run neural networks on C
• bililive-go/bililive-goA self-hosted tool that automatically records live streams from Bilibili, Douyin, Huya, and a dozen other Chin
• laylavish/ublockorigin-huge-ai-blocklistA hand-curated list of over 1,000 websites that serve AI-generated images, designed to hide them from Google,
• gnif/lookingglassA tool for Linux users running a Windows virtual machine with a dedicated GPU that lets you see the VM's scree
• gsantner/markorA free, offline Android note-taking and to-do app that stores everything as plain text files you can sync with
• kahing/goofysA tool that mounts Amazon S3 (and compatible cloud storage like DigitalOcean Spaces or Google Cloud Storage) a
• luajit/luajitA mirror of LuaJIT, a Just-In-Time compiler that makes Lua programs run significantly faster by translating th
• confettifx/the-forgeA cross-platform C++ framework for building games and graphics software that runs on Windows, Steam Deck, Andr
• thebuilder/react-intersection-observerA tiny React library that tells you when an element scrolls into or out of the visible area, making lazy image
• jamesstringer90/easy-gpu-pvA PowerShell toolkit that automates creating a Hyper-V virtual machine with real GPU access on Windows using G
• ne0nd0g/merlinA post-exploitation command-and-control framework written in Go that lets red team operators communicate with
• tencentcloud/cubesandboxA high-speed code execution sandbox for AI agents that spins up fully isolated virtual machines in under 60 mi
• azure/azure-sdk-for-pythonMicrosoft's official Python SDK for Azure cloud services, letting you write Python code to upload files, query
• spiderclub/haipproxyA self-hosted proxy pool manager that automatically collects, validates, and rotates working proxy IP addresse
• olivierlaflamme/cheatsheet-godA large reference collection of penetration testing commands, techniques, and curated learning resources assem
• airbnb/knowledge-repoA knowledge-sharing platform that Airbnb built so data scientists can publish Jupyter notebooks and R Markdown
• appcypher/awesome-mcp-serversA curated directory of servers built on the Model Context Protocol that let AI assistants like Claude or Curso
• ibelick/motion-primitivesA collection of pre-built animated UI components you can drop into any web app to add smooth motion and transi
• thecodingmachine/react-native-boilerplateA pre-configured starter template for React Native apps that separates visual and business logic layers, so yo
• epicweb-dev/epic-stackA pre-configured full-stack web app starter template built on the Remix framework that makes decisions about a
• massalabs/massaA high-performance blockchain platform built in Rust claiming over 10,000 transactions per second by processin
• cog-creators/red-discordbotAn older, unmaintained version of Red, a self-hosted multi-purpose Discord bot written in Python covering musi
• emcrisostomo/fswatchA command-line tool that watches files and folders and prints a notification whenever something changes, usefu
• rivet-dev/rivetA framework for building stateful real-time server processes called actors, where each user session keeps its
• apache/hbaseApache HBase is a distributed database built to store and access billions of rows of data spread across many s
• kizitonwose/calendarAn Android calendar library for Kotlin developers that handles all display and selection logic while you contr
• wasabeef/awesome-android-librariesA curated alphabetical reference list of Android development libraries covering networking, image loading, dat
• day8/re-framere-frame is a mature ClojureScript framework for building single-page web apps using one-way data flow, where
• prince-mendiratta/botsappBotsApp turns your personal WhatsApp account into an automated bot that responds to commands and manages group
• fanghua-yu/supirSUPIR is an academic AI tool that restores damaged, blurry, or low-resolution photos using large image and lan
• phpbrew/phpbrewphpbrew lets you install and switch between multiple PHP versions on one machine without admin access, compili
• snyk/cliThe Snyk CLI scans your project's open-source dependencies, application code, Docker container images, and inf
• luau-lang/luauLuau is a scripting language created by Roblox, based on Lua, with added type-checking to catch coding mistake
• nhaarman/listviewanimationsListViewAnimations is a deprecated Android library that added scroll animations, swipe-to-dismiss, and drag-an
• miragejs/miragejsMirage JS runs a fake backend server entirely inside your browser or test runner, so you can build and test fr
• shawn-shan/fawkesFawkes adds invisible modifications to your face photos so that AI facial recognition systems cannot identify
• vercel/msms is a tiny JavaScript and TypeScript utility that converts human-readable time strings like '2 days' or '10h
• cinder/cinderA C++ library for creative coding — build generative art, interactive installations, real-time graphics, and d
• knightliao/disconfA central control panel for your Java app's settings. Change a config once in the web interface and all your r
• valor-software/ngx-bootstrapReady-made Bootstrap UI components for Angular apps — modals, tooltips, date pickers, carousels, and more — bu
• yeun/open-colorA curated color palette for user interfaces — 13 named colors each in 10 brightness levels, available as CSS v
• andrewhartar/arkit-corelocationAn iOS Swift library that pins digital objects to real-world GPS coordinates in augmented reality — place floa
• willkoehrsen/data-analysisA public collection of data science and machine learning notebooks in Python, built as a learning portfolio wi
• 21st-dev/1codeA desktop app that gives AI coding agents like Claude Code a visual interface — see what files the agent edits
• ohmjs/ohmA JavaScript toolkit for building custom parsers and languages — describe your format's rules in a grammar fil
• ramotion/expanding-collectionAn iOS Swift library that adds a card-expand animation to your app — cards flip open to reveal more detail whe
• ayn2op/discordoA lightweight Discord client that runs entirely in your terminal window instead of a browser or desktop app, l
• dushixiang/next-terminalA web-based dashboard for IT and operations teams to connect to remote servers and computers from a browser us
• mahmoudashraf97/whisper-diarizationA Python tool that transcribes audio and labels each sentence with who said it — turns a recording of multiple
• goto456/stopwordsA collection of four Chinese stopword text files from different research institutions — ready to drop into any
• hacdias/webdavA single-binary WebDAV file server you configure with a YAML file to share folders over your network with user
• dash-industry-forum/dash.jsA JavaScript library that adds adaptive video streaming to any web page — it picks the best quality for each v

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