yujincheng08/BiliRoaming - 哔哩漫游，解除B站客户端番剧区域限制的Xposed模块，并且提供其他小功能。An Xposed module that unblocks bangumi area limit of BILIBILI with miscellaneous features.
burhanrashid52/PhotoEditor - A Photo Editor library with simple, easy support for image editing using paints,text,filters,emoji and Sticker like stories.
Shabinder/SpotiFlyer - Kotlin Multiplatform Music Downloader, Supports Spotify / Gaana / Youtube Music / Jio Saavn / SoundCloud. NOTE: BEING REWRITTEN, SO STAY TUNED.
google/accompanist - A collection of extension libraries for Jetpack Compose
chrisbanes/tivi - Tivi is a work-in-progress TV show tracking Android app, which connects to Trakt.tv. It is still in its early stages of development and currently only contains two pieces of UI. It is under heavy development.
coil-kt/coil - Image loading for Android backed by Kotlin Coroutines.
square/moshi - A modern JSON library for Kotlin and Java.
YiiGuxing/TranslationPlugin - Translation plugin for IntelliJ based IDEs/Android Studio/HUAWEI DevEco Studio.
kasem-sm/SlimeKT - An article sharing platform where you can personalize, subscribe to your favorite topics, get daily-read reminders, etc. App built using Kotlin, Dagger Hilt, Room Database, Coroutines, Flow, AndroidX Glance, WorkManager, Coil etc.
yairm210/Unciv - Open-source Android/Desktop remake of Civ V
Gurupreet/ComposeCookBook - A Collection on all Jetpack compose UI elements, Layouts, Widgets and Demo screens to see it's potential
iSoron/uhabits - Loop Habit Tracker, a mobile app for creating and maintaining long-term positive habits
JetBrains/ideavim - Vim emulation plugin for IDEs based on the IntelliJ Platform
JetBrains/compose-jb - Compose Multiplatform, a modern UI framework for Kotlin that makes building performant and beautiful user interfaces easy and enjoyable.
Android Kotlin Fundamentals - Android Kotlin Fundamentals leads you through a series of codelabs that teach you the fundamentals of building Android apps in Kotlin.
Building Android Apps with Kotlin: Getting Started - Alex Dunn - Dive into the language set to replace Java while building Android applications. This course will give you a foundation of both Kotlin and Android skills to allow you to build apps faster and cleaner than ever before.
Kotlin Course - Tutorial for Beginners by freeCodeCamp.org - Learn the Kotlin programming language in this introduction to Kotlin. Kotlin is a general purpose, open source, statically typed “pragmatic” programming language. It is used for many things, including Android development.
Functional Kotlin - Learn Functional Programming in Kotlin from scratch and how to apply Functional Programming with Kotlin to real-life projects with popular libraries like Arrow. By Mario Arias, Rivu Chakraborty
Reactive Programming in Kotlin - Rivu Chakraborty - Learn how to implement Reactive Programming paradigms with Kotlin, and apply them to Web programming with Spring Framework 5.0 as well as in Android Application Development. By Rivu Chakraborty
Advanced Android App Architecture - In Advanced Android App Architectures, you'll find a diverse and hands-on approach to architecting your apps on Android
phenax/h - HTML templating library written in Kotlin
darkredz/zeko-restapi-framework - Asynchronous web framework for Kotlin. Create REST APIs in Kotlin easily with automatic Swagger/OpenAPI doc generation
bootique/bootique-kotlin - Provides extension function and features for smooth development with Bootique and Kotlin.
xgouchet/Elmyr - A utility to make Kotlin/Java tests random yet reproducible
dmcg/minutest - Simple, Expressive, Extensible Testing for Kotlin on the JVM
sokomishalov/skraper - Kotlin/Java library, cli tool and telegram-bot for scraping posts and media from various sources with neither authorization nor full page rendering (Facebook, Instagram, Twitter, Youtube, Tiktok, Telegram, Twitch, Reddit, Pinterest, Flickr, Tumblr, etc.)
shyiko/levelkt - LevelDB client for Kotlin and/or Java 8+.
SubiyaCryolite/jds - Jenesis Data Store: a dynamic, cross platform, high performance, ORM data-mapper. Designed to assist in rapid development and data mining.
bloomberg/selekt - Android SQL database library wrapping the community edition of SQLCipher, an SQLite extension that provides 256-bit AES encryption. Selekt realises the maximum concurrency offered by SQLite3.
pm-dev/kotlin-gremlin-ogm - Kotlin-gremlin-ogm is a type-safe object/graph mapping library for Gremlin enabled graph databases.
fluidsonic/fluid-mongo - Coroutine support for MongoDB built on top of the official Reactive Streams Java Driver
TouK/krush - Idiomatic persistence layer for Kotlin, based on Exposed. It’s based on a compile-time JPA annotation processor that generates Exposed DSL table and objects mappings from your data classes.
dizitart/nitrite-database - Potassium Nitrite is a kotlin extension of nitrite database, an open source nosql embedded document store with mongodb like api.
JetBrains/xodus - Transactional schema-less embedded database used by JetBrains YouTrack and JetBrains Hub.
ebean-orm/ebean - Ebean is a Java & Kotlin ORM including type safe kotlin queries
kotlin-orm/ktorm - A lightweight ORM Framework for Kotlin. Provides strong-typed and flexible SQL DSL and convenient sequence APIs to reduce our duplicated effort on database operations.
requery/requery - Modern SQL based query & persistence for Java/Kotlin/Android.
jankotek/mapdb - MapDB provides concurrent Maps, Sets and Queues backed by disk storage or off-heap-memory. It is a fast and easy to use embedded Java database engine.
square/sqldelight - Generates Java models from CREATE TABLE statements.
Raizlabs/DBFlow - A blazing fast, powerful, and very simple ORM android database library that writes database code for you.
JetBrains/Exposed - Exposed is a prototype for a lightweight SQL library written over JDBC driver for Kotlin language.
vassilibykov/AdventKT - A Kotlin-based DSL for text adventures, with a partial replica of the classic Colossal Cave as an example.
zeganstyl/thelema-engine - 3d graphics engine in Kotlin, based on sources of libGDX. Platforms: JVM, TeaVM, Koltin/JS, Kotlin/Native. See live demo: TeaVM, Kotlin/JS
DragonKnightOfBreeze/breeze-framework - Integrated code framework base on Kotlin, provide many useful extensions for standard library and some frameworks.
pearxteam/kpastebin - Multiplatform Kotlin library to interact with the pastebin.com API
DavidMellul/Kotlin-Publish-Subscribe - Intuitive and powerful human-readable Kotlin DSL for IPCs & turning anything into a message receiver / broadcaster
aminography/PrimeCalendar - Provides all of the java.util.Calendar functionalities for Civil, Persian, Hijri, Japanese, etc, as well as their conversion to each other.
korlibs/kds - Optimized Kotlin Data Structures for JVM, JS and Common
pearxteam/kasechange - Multiplatform Kotlin library to convert strings between various case formats including Camel Case, Snake Case, Pascal Case and Kebab Case
vjames19/kotlin-futures - A collections of extension functions to make the JVM Future, CompletableFuture, ListenableFuture API more functional and Kotlin like.
debop/koda-time - Joda Time Extensions in Kotlin. (From Java 8 use java.time instead)
KotlinNLP/SimpleDNN - SimpleDNN is a machine learning lightweight open-source library part of KotlinNLP and has been designed to support relevant neural network architectures in natural language processing tasks.
consoleau/kassava - This library provides some useful kotlin extension functions for implementing toString() and equals() without all of the boilerplate.
leprosus/kotlin-hashids - Library that generates short, unique, non-sequential hashes from numbers.
kohesive/klutter - A mix of random small libraries for Kotlin, the smallest reside here until big enough for their own repository.
MehdiK/Humanizer.jvm - Humanizer.jvm meets all your jvm needs for manipulating and displaying strings, enums, dates, times, timespans, numbers and quantities.
Jonatino/JOGL2D - Zero-overhead 2D rendering library for JOGL using Kotlin.
soywiz/kaifu2x - Waifu2x port to Kotlin as library and CLI. Convolutional-neural-network based upscaler for Anime-like images and noise/artifact reduction.
cbedoy/DYUM - Basic Kotlin Implementation following MVP, and using Third Party library by Natural Analytics Language
viniciusccarvalho/kodein-cloud-functions - Provides adapters to different cloud functions providers (AWS, Azure) to run vanilla kotlin functions defined as kodein modules
rocketraman/kotlin-web-hello-world - This project shows how to do a web-based "Hello World!" with Kotlin in combination with various JVM - based web frameworks.
yyunikov/spring-boot-2-kotlin-starter - Spring Boot 2.0 Kotlin application starter with configurations for Gradle, Mongo, JUnit 5 tests, logging, CircleCI and Docker compose.
IRus/kotlin-dev-proxy - Simple server for proxy requests and host static files written in Kotlin, Spark Java and Apache HttpClient.
spolnik/JAlgoArena - JAlgoArena is a highly scalable programming contest platform which you can host on own infrastructure. It allows to define new problems and solve them in Kotlin and Java.
derveloper/kiny - Your super simple private serverless service running your kotlin functions like AWS lambda.
JetBrains/swot - Identify email addresses or domains names that belong to colleges or universities. Help automate the process of approving or rejecting academic discounts.
mrcsxsiq/Kotlin-Pokedex - A Pokedex demo app built with Kotlin using ViewModel, LiveData, Room and Navigation
LouisCAD/kotlin-libraries-playground - A playground to gain a wider and deeper knowledge of the libraries in the Kotlin ecosystem. Also the official sample for gradle refreshVersions.
pranayairan/CoinBit - CoinBit is completely free Bitcoin & cryptocurrency portfolio tracker app. It helps you over 4000+ cryptocurrencies on 150+ platforms including Binance, GDAX, Kraken etc
line/clay - Clay is an Android library project that provides image trimming which is originally an UI component of LINE Creators Studio.
WindSekirun/RxSocialLogin - This Android library is a library that provides social login for 15 platforms powered by RxJava2, Kotlin and Firebase Authentication.
iglaweb/Ferris-Wheel - Simple android library to present an animated ferris wheel
metalabdesign/AsyncAwait - async/await for Android built upon coroutines introduced in Kotlin 1.1.
BennyWang/KBinding - Android MVVM framework write in kotlin, develop Android has never been so fun.
MarcinMoskala/ActivityStarter - Simple Android Library, that provides easy way to start the Activities with arguments.
MackHartley/RoundedProgressBar - A customizable, animated progress bar that features rounded corners. This Android library is designed to look great and be simple to use
skydoves/Submarine - Fully customizable floating navigation view for listing items dynamically on Android.
skydoves/Only - An easy way to persist and run code block only as many times as necessary on Android.
grandstaish/paperparcel - Boilerplate reduction library written specifically for working with Kotlin data classes on Android.
mcxiaoke/kotlin-koi - Koi, a lightweight kotlin library for Android Development.
zsmb13/MaterialDrawerKt - A DSL for creating Material Design navigation drawers without any XML.
skydoves/Needs - An easy way to implement modern permission instructions popup.
Miha-x64/Lychee - Data binding and persistence infrastructure for building Android and JavaFX UIs and binding them with data
codenameone/CodenameOne - Open source cross platform mobile development framework that offers write once run anywhere native development for iOS (iPhone/iPad), Android, Windows & more using Kotlin & Java
nekocode/kotgo - An android development framwork on kotlin using MVP architecture.
LouisCAD/Splitties - A family of small Kotlin libraries for delightful Android development including View DSLs
WilderPereira/ftwfy - The real life Command/Ctrl + F - Android App that uses the Mobile Vision API to allow you to search for any occurrence of a text in a digital document.
Marwa-Eltayeb/CurrencyExchange - Currency Exchange App that displays real-time currency rates, shows a chart for any currency pair in the world to see their currency history and provides a currency converter.
Karumi/KataSuperHeroesKotlin - A full exercise to learn how to create espresso tests using test doubles and a dependency injector for Android written in Kotlin.
cuongpm/youtube-dl-android - Video downloader for Android - Download videos from Youtube, Facebook, Twitter, Instagram, Dailymotion, Vimeo and more than 1000 other sites.
skydoves/MarvelHeroes - A sample Marvel heroes application based on MVVM (ViewModel, Coroutines, LiveData, Room, Repository, Koin) architecture.
PatilShreyas/NotyKT - NotyKT is a complete Kotlin-stack (Backend + Android) application built to demonstrate the use of Modern development tools with best practices implementation.
skydoves/DisneyMotions - A beautiful Disney app using transformation motions based on MVVM architecture.
antoniolg/Bandhook-Kotlin - A showcase music app for Android entirely written using Kotlin language.
PatilShreyas/Foodium - Foodium is a sample food blog Android application built to demonstrate use of Modern Android development tools - (Kotlin, Coroutines, Flow, Dagger 2, Architecture Components, MVVM, Room, Retrofit, Moshi, Material Components).
VMadalin/kotlin-sample-app - Android Sample App using modular, clean, scalable, testable Architecture written in Kotlin following the best practices with Jetpack
cossacklabs/themis - Multi-language framework for solving typical data security tasks: storage and messaging encryption, authentication, works for 14 languages.
pixijs/pixi-native - The aim of this project is to provide a fast lightweight 2D library that works across all devices.
Kabbura/Kunafa - Easy to use, high level framework in Kotlin for front-end web-development and creating web apps without using HTML, CSS, or JavaScript.
nosix/vue-kotlin - Libraries and tools supporting the use of Vue.js in Kotlin
