gitwtfhub

Popular Kotlin repositories on GitHub, each decoded: what it actually does, its stack, and how to run it.

• mockk/mockkTesting library for Kotlin that lets you create controlled fake versions of classes and interfaces to isolate
• kizitonwose/calendarAn Android calendar library for Kotlin developers that handles all display and selection logic while you contr
• tapadoo/alerterAlerter is an Android library that shows customizable notification banners sliding in from the top of the scre
• wxxsfxyzm/installerx-revivedAn Android app that replaces the default APK installer with more options, including split APK support, root-le
• firebase/firebaseui-androidA ready-made Android library from Google with drop-in UI components for Firebase sign-in, live database lists,
• simondankelmann/bluetooth-le-spamAn Android app that broadcasts fake Bluetooth Low Energy device advertisements, causing nearby iPhones and Win
• kotest/kotestA flexible testing framework for Kotlin that supports multiple ways to write tests, property-based testing wit
• hxh19950701/webviewtvliveAn Android app that loads live TV broadcasts from broadcaster websites directly inside the app using a browser
• samolego/cantaAn Android app that lets you uninstall pre-installed bloatware and system apps from your phone without root ac
• vremsoftwaredevelopment/wifianalyzerA free Android app that scans nearby Wi-Fi networks and shows their signal strength, channel usage, and conges
• aliucord/aliucordA mod platform for the older Android Discord app that lets you install community-made plugins and custom theme
• plainhub/plain-appA free, open-source Android app that turns your phone into a local server so you can browse files, read SMS, s
• mm2-0/kvaesitsoKvaesitso is a free, open-source Android home screen replacement built around search — type what you want inst
• lizongying/my-tv-0My TV is an Android TV app that plays IPTV live streams from a custom channel list you provide, letting you wa
• duckduckgo/androidThe official open-source Android app from DuckDuckGo, a privacy-focused browser and search engine, written in
• izhangzhihao/intellij-rainbow-bracketsRainbow Brackets colors matching bracket pairs in distinct hues inside JetBrains IDEs, making nested code much
• kittinunf/fuelFuel is a Kotlin HTTP library for Android and JVM apps that makes network requests readable and simple — add a
• neoapplications/neo-storeNeo Store is a modern Android app for browsing and installing free, open-source apps from F-Droid and 100+ com
• android/user-interface-samplesA collection of small Android app examples demonstrating specific UI features in Kotlin, though most samples h
• revanced/revanced-patches-templateAn official starting-point template for building and publishing your own collection of ReVanced patches — code
• aaswordman/operitAn Android AI assistant app that connects AI models to your phone's real capabilities: managing files, browsin
• moezbhatti/qksmsQKSMS is a clean, open-source Android SMS and MMS app that replaces the default messaging app with a Material
• streetcomplete/streetcompleteAn Android app that lets anyone improve the OpenStreetMap world map by answering simple questions about nearby
• intellij-rust/intellij-rustA now-deprecated community Rust plugin for JetBrains IDEs that added syntax highlighting, code completion, and
• rikkahub/rikkahubAn Android app that lets you chat with multiple AI services using your own API key, supporting text, images, P
• chuckerteam/chuckerA two-line-to-add Android debugging library that captures every network request and response your app makes an
• oxygencobalt/auxioAuxio is a free, open-source local music player for Android that plays audio files from your device — no inter
• rumboalla/apkupdaterAPKUpdater is a free Android app that checks for updates across multiple app sources at once — APKMirror, F-Dr
• kotlin/dokkaThe official documentation generator for Kotlin maintained by JetBrains. It reads comment blocks in Kotlin and
• hdshare/wauxiliary_publicWAuxiliary is an Android module that adds unofficial features and tweaks to the WeChat app at runtime using th
• jetbrains/intellij-platform-plugin-templateAn official JetBrains GitHub template for building IntelliJ IDEA plugins, providing a pre-configured Gradle pr
• videolan/vlc-androidThe official VLC media player for Android, supporting a huge range of video and audio formats, network streami
• git-xuhao/kotlinmvpA complete Android video-browsing app built in Kotlin as a learning project, demonstrating the MVP architectur
• pierfrancescosoffritti/android-youtube-playerAn Android library that adds reliable YouTube video playback to your app using YouTube's own web player, repla
• gradle/kotlin-dsl-samplesA now-obsolete collection of sample Gradle build scripts written in Kotlin instead of Groovy, created by the G
• bufferapp/android-clean-architecture-boilerplateA Kotlin Android starter project from Buffer that shows Clean Architecture in action — four separate layers (U
• element-hq/element-androidElement Android is the older version of the Element messaging app for Android, connecting to the open Matrix n
• guolindev/permissionxPermissionX is an Android library that simplifies asking users to grant app permissions. It handles all the ed
• takusemba/spotlightAn Android library that creates onboarding tutorials by drawing a glowing spotlight ring over specific parts o
• smarttoolfactory/jetpack-compose-tutorialsA hands-on tutorial series that teaches Android developers how to build UIs with Jetpack Compose.
• foso/jetpack-compose-playgroundA runnable collection of Jetpack Compose examples showing how to build Android UI layouts, components, and Mat
• edvin/tornadofxA lightweight, no longer maintained Kotlin framework for building JavaFX desktop apps with type-safe UI and CS
• simplemobiletools/simple-calendarAn open source, offline Android calendar app with event reminders, CalDAV syncing, and no ads.
• guoxicheng/skipSKIP automatically taps the skip button on splash screen ads in Android apps, using accessibility services and
• whitedns/whitedns-androidWhiteDNS is an Android app that routes your phone's internet traffic through DNS tunneling services to bypass
• aks-labs/cloudgalleryAn open-source Android app that backs up your photos to Telegram instead of Google Photos or iCloud, for free
• dominostars/playtranslateAn Android app that reads game text off your screen in real time and translates it as an overlay, for language
• nuviomedia/nuviodesktopNuvio is a cross-platform Android and iOS media hub app, built with Kotlin Multiplatform, that plays content t
• trooped/quickbarsAn Android TV overlay app that lets you control your Home Assistant smart home devices right from your TV remo
• skydoves/compose-nav-graphCompose Navigation Graph is an Android Studio plugin that visualizes an entire Jetpack Compose app's screens a
• airbnb/viaductAn open source GraphQL system from Airbnb where teams host their business logic directly on one shared, centra
• harmony-on-android/hoaAndroid runtime that loads and executes OpenHarmony HAP apps written in ArkTS or ArkUI, by patching ArkUI-X 6.
• amrdoh/clockmasterThird-party Android clock app written in Kotlin with a Material Expressive visual style, distributed as a GitH
• ahatem/qtranslateA desktop app that lets you select any text, press Ctrl+Q, and instantly see a translation popup, with OCR, te
• yukioooooo0/qingzaiAn Android app that downloads Douyin (Chinese TikTok) videos, photos, and slideshows without the watermark, en
• ahxn00/owntvAn open-source, remote-controlled IPTV player for Android TV that plays your own M3U or Xtream playlists with
• gigglewang/mobileagent-androidAn Android app that lets a vision-capable AI model see your screen and operate your phone to complete tasks yo
• zenjahid/bkash-syncAn Android app that reads bKash payment SMS messages and syncs transaction details to your own server, so you
• coldp/todaywallpaperAn Android app that displays wallpapers in a calendar-style, date-driven browsing layout with themed categorie
• omarahmedx14/my-android-playgroundPersonal Android learning project in its foundation phase, set up with Kotlin, Jetpack Compose, Hilt, Room, an
• zomato/pulse-droidAn Android library that wraps MQTT messaging (real-time updates, notifications) behind a simple command-based
• wifi-x-smasher/nuvio-windows-unofficialAn unofficial Windows desktop app that brings the Nuvio streaming organizer to PC, letting you browse your add
• huiyeji-7/pei-pei-shuaAn Android study app for China's civil service exam that adds a floating AI button over any app — tap it to sc
• xiyunmn/puredupanAn Android Xposed module that removes ads, simplifies the interface, and adds optional performance tweaks spec
• nils0000shiyong/kuaida-ai-assistantAn Android app that listens to job interview questions, transcribes them, and generates a spoken-style answer
• m4xx3d0ut/1337-boardAn Android keyboard for developers and terminal users that adds missing keys like Escape, Tab, Ctrl, Alt, and
• yanglh1/simjiangA free Android app for tracking SIM and eSIM phone numbers across carriers, with expiry reminders sent by noti
• 521xueweihan/hgdollHGDoll is an open-source Android app that watches your phone screen and listens to your voice to give real-tim
• areu01or00/hermes-agent-mobile-clientAn Android WebView wrapper that loads the Hermes Agent dashboard from your computer so you can use the AI assi
• dw2lam/openlauncherA custom Android home screen for aftermarket car head units that replaces generic phone-style launchers with a
• thatjoshguy67/blur-widget-demoA working Android demo showing how third-party widgets can use Samsung One UI's native wallpaper blur effect,
• android/appfunctionsOfficial Google sample showing how an Android app can publish actions like send-message or start-call through
• mfairley/expo-callkit-telecomExpo module that wraps iOS CallKit and Android Jetpack Core-Telecom with one API so React Native apps can show
• sky22333/skyadbAn Android app that lets you control other Android devices over Wi-Fi using ADB, giving you app management, fi
• getnopeek/nopeek-androidNoPeek is an Android app that scans for nearby smart glasses and VR headsets such as Meta Ray-Ban and Apple Vi
• meta-quest/portal-samplesA starter Android app from Meta showing developers how to build for Meta Portal smart displays, with working e
• sir-mmd/dataproxyAn Android app that turns your phone into a SOCKS5 proxy server, routing all connected device traffic through
• starbrightlab/immortalA custom launcher, photo frame screensaver, and community app store for discontinued Meta Portal smart display
• thecybersandeep/androidspectAndroidSpect turns a rooted Android phone into a local inspection server. Visit it from any browser on the sam
• composablehorizons/material-3-compose-unstyledA Kotlin library of Material 3 UI components that work on both Android and desktop, separating visual styling
• lyosu/hortay-androidAndroid app that shows your Telegram channel subscriptions as one chronological feed instead of a chat list, w
• ravindu644/virtualapTurns a rooted Android phone into a full wireless access point with a static gateway IP, multiple upstream sou
• rezakhosh78/simorghAn Android VPN app built for censored networks like Iran, offering several proxy and IP-scanning methods to ke
• ryan-laws/easycodexA phone and desktop app for supervising Codex AI coding agent sessions running on your own machine, without se
• freenetio/fakesniAndroid app bypassing deep packet inspection firewalls by spoofing Server Name Indication (SNI) in HTTPS hands
• gegewu26-source/com.huamaxAn Android Xposed module for rooted devices that reports a fake GPS location to chosen apps, intended for test
• lilmuff2/bsmlAn Android app that lets Brawl Stars players load visual and data mods into the game without rooting their dev
• dev778g-me/kornerA Kotlin library for Compose Multiplatform that replaces standard circular corner rounding with superellipse (
• androidpoet/cloudflare-kmpA Kotlin Multiplatform library that lets Android, iOS, and desktop apps safely access Cloudflare's database, k
• androidpoet/openai-kmpKotlin Multiplatform SDK for the OpenAI APIs. Builds on Ktor, ships as fourteen small modules per endpoint fam
• itskenny0/rabbit-r1-haNative Android client for Home Assistant, built for the Rabbit R1's scroll wheel but also working on Android 1
• sinasamaki/kotlinconf26animatedlogoAn animated recreation of the KotlinConf 2026 logo drawn entirely in code with Compose Multiplatform, made as
• blindman81/snippetsAn Android app that lets you attach a short text snippet to your photos and revisits them on a cycling schedul
• leonxlnx/image-sorter-appPhotoSwipe is an Android app that turns clearing your camera roll into a swipe card game. Left deletes in batc
• ad-chd/decloudLocal Android-to-Windows file transfer app over WiFi or USB. No cloud, no account, with an Android app and an
• shanraisshan/google-huawei-flavor-buildtypesAn Android Studio template that lets you build one app for both Google Play and Huawei App Gallery using flavo
• androosio/thortuneAn app for the AYN Thor handheld gaming device that improves screen color saturation and speaker sound quality
• azcomp2000/battery-sentinelAn Android app written in Kotlin that monitors phone battery capacity and per-app drain without root, using a
• b00kwyrmy/docannotationstonoteA Supernote plugin that turns your highlights, underlines, and handwritten marks on a document into an organiz
• bikash1376/sileo-androidAn Android app that recreates a Dynamic Island style animated notification popup, either as a demo or as a rea

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