Polish Open Source
Top 100: People, Kotlin, by stars
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1
Design Patterns implemented in Kotlin6 000
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2
Lightweight and easy-to-use repository management software dedicated for the Maven-based artifacts in the JVM ecosystem 📦1 801
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3
Library for picking pictures from gallery or camera1 788
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4
Use your old Android device as an OctoPrint server.1 760
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The ultimate guide to Android custom views761
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6
655
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7
GitToolBox IntelliJ plugin627
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8
Gradle plugin that checks if there are dependencies using support library instead of AndroidX.554
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9
Example of Android project showing integration with Kotlin and Dagger 2531
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10
Convert OkHttp requests into curl logs.459
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11
With MaterialTimelineView you can easily create a material looking timeline.451
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12
Kotlin coroutine support for Spring.447
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13
Android Testing With Kotlin445
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14
App written in Kotlin for budget tracking.405
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15
An Android planner calendar app and a habit tracker that aims to simplify scheduling consistent activities and tracking your progress.333
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16
Example of Kiosk Mode for Android302
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17
Pure Kotlin GraphQL implementation284
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18
Android sample app in Kotlin showing usage of DiffUtil class.209
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19
Swift Backup Premium LSPosed module208
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20
🎨 PaintableVectorView enables to change color of paths/groups in Vector Drawable (SVG) 🎨172
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21
Unofficial wykop.pl client for Android160
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22
First fully featured programming language for Stack Overflow Driven Development152
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23
145
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Chat app based on Firebase tools.141
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25
A feature-rich shopping list Android app with offline-first mode and Material You design140
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26
Episodie is a TV show time tracker app with unusual design written in kotlin and clean architecture approach. Get to know how much time you spent watching tv shows.128
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27
Friendly reminder that you're not gonna live forever121
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28
React Native module to expose per-app language preferences API on iOS and Android.114
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29
Caffeinate is a lightweight Android utility that keeps your device’s screen awake for a configurable duration, without changing system display or power settings.111
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30
This project has some sample code for my personal learning purpose. Things which I've learnead are collected as issues here: https://github.com/nowakprojects/SelfImprovement/issues111
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31
Android library designed to greatly simplify the implementation process of an MVVM-based application by providing all the means necessary to solve the common problems and avoid the annoying boilerplate code.110
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108
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Plugin for IntelliJ-based IDEs folding root files in the ProjectView102
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34
Kopia oficjalnego kodu ze strony rządowej https://www.mobywatel.gov.pl/kod-zrodlowy-mobywatel-mobilny100
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35
ItemDecoration for RecyclerView that allows you to set spacing between and around list items in flexible way.96
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36
Simple Rx Event Bus implementation using Kotlin for Android and RxKotlin (RxJava)90
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37
Kotlin Multiplatform implementation of One Time Passwords Manager that compiles to native code on all platforms from single codebase89
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38
Injection library for Compose (Multiplatform and Jetpack), Koin wrapper.89
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Dynamic shadows on Android88
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88
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(deprecated) Custom tab layout which can be used as a material TabLayout alternative and contains basic functionality which Google's TabLayout has.86
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42
Auto scroll viewpager working with Androidx libraries85
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43
Feature flags for multi-module Kotlin Android projects81
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44
Kotlin Multiplatform project that uses as much as possible of shared Kotlin code78
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45
A music picker library for React Native. Provides access to the system's UI for selecting songs from the phone's music library.75
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46
Annotation based HTML to Kotlin class parser with KMP support, kotlinx (de)serializtion format, jspoon successor74
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47
Example usage of Room database69
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48
Simple Android app created using Kotlin and MVP pattern. Tested with JUnit, Robolectric and Mockito.65
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A simple Android UI library for segmented controls (toggle buttons) with material-ish styling.64
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Plugin for loading code snippets from cheat.sh directly to editor without need to switch your mental context63
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51
Example Jetpack Compose Android App, that uses the newest mechanisms, like StateFlow, SharedFlow, etc. to manage states and handle events. ViewModel, UI and Screenshot tests included :)62
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52
Jetpack Compose particle effects library for Android. Physics-based animations with Canvas and Compose rendering engines.61
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Compose Multiplatform library for remembering state persistently (based on Multiplatform Settings)60
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A wavetable synthesizer Android app built using Jetpack Compose and the Oboe library.58
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Classic Material Time Picker58
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Jetpack Compose library for remembering state persistently (based on DataStore preferences)57
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Experimental compound SQL framework with type-safe DSL API generated at compile-time from annotation based schema diff50
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58
50
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Python target for the Kotlin Programming Language. See https://github.com/krzema12/kotlin-python/tree/python-backend/python48
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Android library written in kotlin that add a noise effect to image.47
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61
A library providing a custom Bottom Navigation Bar view45
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62
A skill-based game that uses the S Pen as a motion controller.44
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63
Gradle plugin for JaCoCo code coverage in tests using Gradle TestKit43
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Personal utility Android app used to organize private backlog by mixing daily schedule tasks with habits, long-term goals, notes & things to learn42
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A Kotlin Multiplatform port of snakeyaml-engine42
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Android app that allows you to control the device using a simulated cursor with the S Pen stylus through air gestures.40
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A customizable scratch card component in Jetpack Compose, allowing users to reveal a base image by scratching off an overlay.38
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68
38
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Projekt do nauki języka w ramach #100commitow33
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70
Educational implementation of NES emulator in Kotlin, based on Java vNES emulator32
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71
Kotlin language provider for Forge 1.13.2+31
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IntelliJ Node Security plugin that indicates which Node packages in your project are vulnerable.29
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73
Repository showcasing GitHub Actions for Kotlin Multiplatform27
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🎨 HSV color picker for Compose Multiplatform26
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75
An OkHttp interceptor which logs HTTP request and response data and allows output customization.25
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Base React Native template with TypeScript, Swift and Kotlin support.25
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Kotlin Tooling Manager25
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23
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Privacy-focused AI assistant for Android as an alternative to Google Gemini. Voice & text input, image analysis, web search.21
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80
kotlin-spring-boot-prometheus-grafana-example21
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A live wallpaper that draws a randomly flying particles in space.20
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82
20
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Another abadoned Spring Boot application with Angular and Kotlinabandoned20
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84
A customizable flashcard component with flip and swipe animations, inspired by Quizlet.19
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Shopping list app with live updates, available on all platforms thanks to Kotlin Multiplatform19
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86
Stomp client for kotlin19
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87
Spigot plugin that allows to sync messages in a Discord server and Minecraft chat19
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88
Playground: Kotlin, Spring Boot, REST JAX-RS, Sprind Data JPA, Spring Data REST, Apache Cassandra, Tests with Spock, Gradle Kotlin Script19
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89
App Startup 🚀 + Hilt 🗡 (a sample project that combines both to provide dependencies to Initializers)18
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90
Tyzenhaus is a shared expenses tracking bot.18
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91
🏗 Automatically generating builders 👷♂️for Kotlin data classes17
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92
16
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Jenkins plugin for automated documentation uploading to Confluence [Mirror]16
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94
This library shows the specific day in a calendar board view.16
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Sample app for article Connecting The Dots16
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15
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Sample repo for blog post about using local Maven repo14
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98
Sample project demonstrating how to use RxJava replay14
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99
For bug report purposes13
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100
A Ktor authentication provider for Firebase Auth13