arrow-kt / arrow

The perfect companion for your Kotlin journey - Inspired by functional, data-oriented and concurrent programming

KStateMachine / kstatemachine

A powerful Kotlin Multiplatform state machine library with clean DSL syntax and first-class Kotlin Coroutines support

lu0973-cb02d / ClassCue

按课表记好每一节课、被点名时及时提醒的本地优先 Android 课堂助手：离线录音转写、点名提醒、课后回放搜索与可选 AI 答案

chr56 / Phonograph_Plus

Yet another independent fork of kabouzeid/Phonograph -- a revived classic material designed music player for Android

metrodroid / metrodroid

Read data from public transit cards using your NFC Android phone! (iOS 13 and PC/SC support coming soon)

AurielSolaris / EdenLauncher

A revival of the classic AOSP Launcher3, rewritten in Kotlin, for people who are tired of being told how their own home screen works.

FasterXML / jackson-module-kotlin

Module that adds support for serialization/deserialization of Kotlin (http://kotlinlang.org) classes and data classes.

sksamuel / hoplite

A boilerplate-free Kotlin config library for loading configuration files as data classes

JakeWharton / timber

A logger with a small, extensible API which provides utility on top of Android's normal Log class.