Android Kotlin-koans Resources

Kotlin Koans Build --- Repo: Getting Started Kotlin --- --- Repo: Problems Kotlin --- --- Repo: GameBoy Emulator Enviroment --- ---

Kotlin Unit Testing Examples Table of Contents Application Gradle, Kotlin & Groovy Junit4 Junit5 KotlinTest Spek Mockito Mockito-Kotlin Mockk Strikt T

Getting Started Kotlin Learn the basics of getting started with kotlin --- Repo: Kotlin Koans --- --- Repo: Problems Kotlin --- --- Rep

KotlinAndroidSample 1. NetWork with Kotlin + OkHttp + RxJava / RxAndroid Request url("https://github.com/wangjiegulu") and update UI: "https://github.

This kata is a Kotlin multiplatform version of the kata KataTODOApiClientKotlin of Karumi. We are here to practice integration testing using HTTP stub

Kotlin full stack TodoMVC This project is an example implementation of the TodoMVC app written in Kotlin. More specifically, it's the Kotlin port of t

Kotlin Examples Problems --- Repo: Getting Started Kotlin --- --- Repo Kotlin Koans --- --- Repo: GameBoy Emulator Enviroment --- --

Rosetta Code Kotlin This is a repository with the Kotlin source code from RosettaCode wiki. The main motivation for extracting all the code into a rep

Mango Mango is an Android application for Dribbble. Inspired by Resplash, Plaid and Protein. Features ✨ Kotlin and RxKotlin: Yes, fully written in Kot

TheMovies A simple project for The Movie DB based on Kotlin MVVM clean architecture and material design & animations. How to build on your environment

GithubFollows A simple demo project based on MVVM clean architecture and material design & animations. Architecture Specs & Open-source libraries Mini

Newsout Android and iOS mobile client for Nextcloud news App. The Android client is already available to download in the Play Store. F-Droid and Apple

Linux Command Library for Android The app currently has 3203 manual pages, 1351 one-line scripts and a bunch of general terminal tips. It works 100% o

CoinBit CoinBit is a beautiful CryptoCurrency app, completely open sourced and 100% in kotlin. It supports following features Track prices of over 300

News Reader Android News Reader app Code that follows Packt Publishing Kotlin in Practice Video Course Example of Kotlin Coroutine usage, with Realm a

CacheX - A feasible caching library for Android.

DateTimeRangePicker A date time range picker for android Usage Firstly, grab latest release of the library via JitPack. And note that, it utilizes Jod

Light Calendar View A lightweight monthly calendar view for Android, fully written in Kotlin. Designed to meet the minimum demands for typical calenda

Timecon Easy-to-use animated clock icon written in Kotlin Including in your project Add to your root build.gradle: allprojects { repositories {

SuperSLiM This is the version 5 development branch. Project Plan Support me on Patreon Blog What is Version 5 Version 5 is the current development bra

More GIFs [~3 MB] Migration Guide: v.6 This update brings breaking changes. Namely, the autocomplete flag is now a part of the CaretGravity enum, thus

An image loading library for Android backed by Kotlin Coroutines. Coil is: Fast: Coil performs a number of optimizations including memory and disk cac

Konfetti 🎊 🥳 Celebrate more with this lightweight confetti particle system. Create realistic confetti by implementing this easy to use library. Demo

Balloon 🎈 A lightweight popup like tooltips, fully customizable with arrow and animations. Including in your project Gradle Add below codes to your r

Chucker A fork of Chuck Getting Started Features Multi-Window Configure Redact-Header️ Decode-Body Migrating Snapshots FAQ Contributing Building Ackno

Anvil - reactive views for Android Anvil is a small Java library for creating reactive user interfaces. Originally inspired by React, it suits well as

MapMe MapMe is an Android library for working with Maps. MapMe brings the adapter pattern to Maps, simplifying the management of markers and annotatio

Slide To Act A simple Slide to Unlock Material widget for Android, written in Kotlin 🇰. Getting Started Example Features Attributes area_margin inner

LastAdapter Don't write a RecyclerView adapter again. Not even a ViewHolder! Based on Android Data Binding Written in Kotlin No need to write the adap

Kotpref Android SharedPreference delegation for Kotlin. Install repositories { mavenCentral() } dependencies { // core implementation 'co

Koi - A lightweight Kotlin library for Android Koi include many useful extensions and functions, they can help reducing the boilerplate code in Androi

This project is deprecated It will still be maintained, but no new features will be added. Please use Parcelize, as it is the official way of generati

Only 💐 An easy way to persist and run code block only as many times as necessary on Android. Download Gradle Add below codes to your root build.gradl

Warning: Library is not maintained anymore. If you want to take care of this library, propose it via Pull Request. It needs adjustmensts for newer ver

Async/Await A Kotlin library for Android to write asynchronous code in a simpler and more reliable way using async/await approach, like: async { pr

KBinding 中文版 Android MVVM framework write in kotlin, base on anko, simple but powerful. It depends on my another project AutoAdapter(A library for sim

Submarine Fully customizable floating navigation view for listing items dynamically on Android. Including in your project Gradle Add below codes to yo

Ferris Wheel View Overview An Android Library used to implement an animated Ferris Wheel in android. API SDK 15+ Written in Kotlin Supports landscape

Kotlin Jetpack A collection of useful extension methods for Android Arguments Bindings Preferences Bindings Resources Bindings Arguments Bindings publ

KrumbsView The ultimate breadcrumbs view for Android! Inspired by JotterPad's breadcrumbs. Features: Custom typeface (from /assets and /res/font folde

Android Drawable Kotlin DSL DSL for constructing the drawables in Kotlin instead of in XML Examples Shape drawables ?xml version="1.0" encoding="utf-

RichUtils About Version: 2.0.0 :: Dreaming Bird (夢魅鳥, Yumemidori) :: Release Note (Eng) : https://blog.uzuki.live/richutils-2-0-0-dreaming-bird-releas

Kaffeine Kaffeine is a Kotlin-flavored Android library for accelerating development. Several Words of Caution Besides the obvious productivity advanta

PreferenceHolder Kotlin Android Library, that makes preference usage simple and fun. To stay up-to-date with news about library This library is younge

RxSocialLogin The license information for logo is located at the bottom of the document. These instructions are available in their respective language

Clay Clay is an Android library project that provides image trimming. Fully written in Kotlin, Clay is originally a UI component of LINE Creators Stud

PufferDB PufferDB is a ⚡ key-value storage powered by Protocol Buffers (aka Protobuf) and Coroutines. The purpose of this library is to provide an eff

PEKO PErmissions with KOtlin Android Permissions with Kotlin Coroutines or LiveData No more callbacks, builders, listeners or verbose code for request

HAL is a non-deterministic finite-state machine for Android & JVM built with Coroutines StateFlow and LiveData. Why non-deterministic? Because in a no

Stateful Stateful is a Kotlin library which makes Android application development faster and easier. It helps you delete all the boilerplate code for

KotlinPreferences Kotlin Android Library, that makes preference usage simple and fun. KotlinPreferences now have a brother. With KotlinPreferences, yo

Gradients A curated collection of splendid gradients made in Kotlin (port of https://webgradients.com for Android). Only linear gradients included for

Android utilities for easier and faster Kotlin programming. Download Gradle compile 'com.costular:kotlin-utils:0.1' How to use It depends on utilities

Mystique is a Kotlin library for Android’s RecyclerView which allows you to create homogeneous and heterogeneous lists effortlessly using an universal

KBus Super lightweight (13 LOC) and minimalistic (post(), subscribe(), unsubscribe()) EventBus written with idiomatic Kotlin and RxJava 2 KBus in 3 st

Boot Laces A kotlin work manager library for Android that includes notifications and Hilt support. User Instructions Add the JitPack repository to you

StaticLog StaticLog is a super lightweight logging library implemented in pure Kotlin (https://kotlinlang.org). It is designed to be used in Kotlin, J

KillerTask This is a Kotlin Android library to create async background tasks. Inspired by TinyTask, but more beautiful and easy to use for Kotlin Andr

Easy lightweight SharedPreferences library for Android in Kotlin using delegated properties Idea Delegated properties in Kotlin allow you to execute a

Parrot A kotlin extension to load easily remote images in your ImageView. Install Add to gradle in allprojects maven { url 'https://jitpack.io' } the

EvadeMe An Android library for heuristics evasion that prevents your code from being tested. User Instructions Add the maven repository to your projec

Pickpocket An Android library for content provider queries with reactive streams and coroutines. Calendar Contacts SMS MMS Files/Media Call Log Bookma

[NEW] Released to Maven Central: 'com.github.yundom:kache:1.x.x' Kache A runtime in-memory cache. Installation Put this in your build.gradle implemen

AndroidCoroutineScopes Starting from 0.26.0 release we should define a scope for new coroutines (docs). To avoid this boilerplate code I've created th

AnvilKotlin A simple Kotlin wrapper around Anvil. The only purpose of this library is to provide type safety to Anvil through Kotlin. Nothing more, no

Don't write a ViewPager Adapter! Hook up your ViewPager to your data model using Android Data Binding Framework. Show some ❤️ 💋 Sweet and short libra

Android Clean Architecture Components Boilerplate Note: This is a fork of our original Clean Architecture Boilerplate, except in this repo we have swi

Blue-Falcon A Bluetooth "Cross Platform" Kotlin Multiplatform library for iOS, Android, MacOS, Raspberry Pi and Javascript. Bluetooth in general has t

Kakao Nice and simple DSL for Espresso in Kotlin Introduction At Agoda, we have more than 1000 automated tests to ensure our application's quality and

🇨🇳 中文 / 🇯🇵 日本語 / 🇬🇧 English 🍼 Debug Bottle An Android debug / develop tools written using Kotlin language. All the features in Debug bottle are

Kotlin logging extensions for Timber Jake Wharton's Timber library is great. It's a Java library with an API that works well for Java, but that isn't

karamba A collection of useful Kotlin extension for Android Install Add to gradle in allprojects maven { url 'https://jitpack.io' } then add this com

Splitties Splitties is a collection of small Kotlin multiplatform libraries (with Android as first target). These libraries are intended to reduce the

README This is an android application template project built with kotlin language and some useful libraries. It provides a creator script to quickly c

Codename One - Cross Platform Native Apps with Java or Kotlin Codename One is a mobile first cross platform environment for Java and Kotlin developers

Lychee (ex. reactive-properties) Lychee is a library to rule all the data. ToC Approach to declaring data Properties Other data-binding libraries Prop

kotlin-core This package is not Android-specific, and can be used across platforms. However, for a good example of use in Android, take a look at kotl

AndroidVideoTranscoder Surprisingly fast on device video transcoding. Features extracting images from video either ffmpeg or mediacodec creating video

About A DSL to handle soft keyboard visibility change event written in Kotlin. How to use? Step 1. Add it in your root build.gradle at the end of repo

Reactor Reactor is a fast and secure key-value library for Android, and has an embedded database based on the JSON structure and is a great alternativ

RxLab amazing tool to learn ReactiveX Programming with animation, schedulers and time project on GitHub. this is an open source Android application wr

Wire “A man got to have a code!” - Omar Little See the project website for documentation and APIs. As our teams and programs grow, the variety and vol

ItemSettingView Simple ItemSettingView and Custom Installation Add it in your root build.gradle at the end of repositories: allprojects { reposito

BloodHoud Tiny library for tracking screens and events with google analytics and / or firebase analytics. How to install repositories { maven {

Build Stable Weekly Preview Contribute Support Server Tachiyomi Tachiyomi is a free and open source manga reader for Android 5.0 and above. Features F

Kotlin for Android Developers (the book) This is the code you can use to follow the book. https://antonioleiva.com/kotlin-android-developers-book/ Are

Simple Calendar A simple calendar with events and a customizable widget. A simple calendar with optional CalDAV synchronization. You can easily create

Twidere for Android Material Design ready and feature rich Twitter/Mastodon/Fanfou app for Android 4.1+. Enjoy Fediverse now! Twidere-Android is maint

Bandhook Kotlin This project is a small replica of the app I developed some time ago. Bandhook can still be found on Play Store At the moment it will

Simple Gallery Simple Gallery Pro is a highly customizable lightweight gallery loved by millions of people for its great user experience. Organize and

Foodium 🍲 Foodium is a sample food blog 🍲 Android application 📱 built to demonstrate use of Modern Android development tools. Dedicated to all Andr

Android Components Architecture in a Modular Word Android Components Architecture in a Modular Word is a sample project that presents modern, 2020 app

DisneyMotions A demo Disney app using transformation motions based on MVVM architecture. The motion system is included in the 1.2.0-alpha05 released m

MarvelHeroes MarvelHeroes is a demo application based on modern Android application tech-stacks and MVVM architecture. Fetching data from the network

Simple File Manager Can also be used for browsing root files and SD card content. You can easily rename, copy, move, delete and share anything you wis

NotyKT 🖊️ NotyKT is the complete Kotlin-stack note taking 🖊️ application 📱 built to demonstrate a use of Kotlin programming language in server-side

kotlin-dagger-example This project demonstrate how to setup an Android Project with Kotlin and Dagger 2. It's based on Dagger 2 example ##Known issues

Simple Camera A camera with flash, zoom and no ads. The camera is usable for both photo taking and video recording. You can switch between front and r

Simple Notes A simple textfield for adding quick notes. Need to take a quick note of something to buy, an address, or a startup idea? Then this is the

Android River is a modern Android 2.2 news app. It's now version 1.15. Android River has the following features: Read RSS 1.0, RSS 2.0 and ATOM 1.0. C