Kotlin Multiplatform Libraries

Libraries

Network

Http

• Ktor - Framework for quickly creating connected applications in Kotlin with minimal effort
  

• ktor-client-oauth-feature - Ktor Client Feature for handling OAuth token refreshes
  

GraphQL

• apollo - Multiplatform official GraphQL client.
  

• suparnatural-graphql - Strict type safe GraphQL client with support for composable links.
  

• kgql - GraphQL Document wrapper generator for Kotlin Multiplatform Project and Android

Stomp

• krossbow - A Kotlin multiplatform coroutine-based STOMP client over websockets
  

Serializer

• kotlinx.serialization (official) - Kotlin multiplatform / multi-format serialization
  

• YAKL - A YAML 1.2 processor
  

• KoAP - CoAP encoder/decoder with support for UDP (RFC 7252), TCP (RFC 8323) and Observe (RFC 7641).
  

Storage

RDB

• SQLDelight - Generates typesafe Kotlin APIs from SQL.
  

• SQLiter - Minimal multiplatform sqlite library
  

NoSQL

• Kodein-DB - Embedded NoSQL database

KVS

• multiplatform-settings - A Kotlin Multiplatform library for saving simple key-value data.
  

• Kissme - Kissme: Kotlin Secure Storage Multiplatform
  

• Multiplatform-Preferences - Kotlin Multi Platform Preferences, for android an ios : SharedPreferences & NSUserDefault.
  

FILE

• okio - A modern I/O library for Android, Kotlin, and Java.[WIP]
  

• suparnatural-fs - Kotlin Multi Platform File System access library for iOS and Android.
  

• suparnatural-cache - A superfast, thread safe in-memory cache with configurable hashing schemes backed by persistent stores with blocking/non-blocking I/O.
  

DI

• Kodein-DI - Painless Kotlin Dependency Injection
  

• Koin - A pragmatic lightweight dependency injection framework for Kotlin
  

Image

• korim - Kotlin cORoutines IMaging, Bitmap and Vector graphics for Multiplatform Kotlin
  

Audio

• korau - Pure Kotlin WAV, MP3 and OGG vorbis decoders
  

Bluetooth

• Blue-Falcon - A Bluetooth kotlin multiplatform "Cross-Platform" library for iOS and Android
  

Reactive

Rx

• Reaktive - Kotlin multi-platform implementation of Reactive Extensions
  

• RxCommon - Multiplatform implementation of ReactiveX providing a common way to build one set of business logic for native, iOS, Javascript, Android, JVM, and other platforms
  

LiveData(Android)

• Multiplatform-LiveData - Multiplatorm implementation of LiveDatas / MVVM in kotlin android & native ios
  

Utility

Asynchronous

• coroutine (official) - Support for Kotlin coroutine.
  

• suparnatural-concurrency - Unified APIs such as Workers, Schedulers for cross-platform multithreading on iOS and Android.
  

Date, Time

• kotlinx-datetime - Official date and time library
  

• klock - Multiplatform Date and time library for Kotlin
  

• island-time - A Kotlin Multiplatform library for working with dates and times
  

• time - Type-safe time calculations in Kotlin, on any platform
  

• fluid-time - Kotlin multiplatform date & time library
  

EventBus

• Multiplatform-Bus - Kotlin event-bus compatible with Android & native iOS.
  

Number

• kotlin-multiplatform-bignum - A Kotlin multiplatform library for arbitrary precision arithmetics
  

Cipher

• krypt - Cryptography library. Support for SecureRandom, Hash(MD5/SHA1/SHA256), AES.
  

String Utils

• FuzzyWuzzy-Kotlin - Fuzzy string matching on collections. Port of python & java library.

• kasechange - Multiplatform Kotlin library to convert strings between various case formats including Camel Case, Snake Case, Pascal Case and Kebab Case.
  

Analytics

• Kotlin-Multiplatform-Firebase - Kotlin Multiplatform - Android/iOS/Web/Node.Js(Firebase)
  

• FirestoreKMP - Firestore KMP Library
  

• measurer - Google Analytics(using measurement protocol).
  

Atomic

• AtomicFu - The idiomatic way to use atomic operations in Kotlin
  

UUID

• uuid - Kotlin Multiplatform UUID
  

Paging

• Multiplatform Paging - Kotlin Multiplatform library for Pagination on Android and iOS
  

Kotlin/Native

• Stately - The library is set of multithreaded collection classes that will allow multithreaded mutation in Kotlin/Native.
  

• coroutineworker - Kotlin Coroutine-based workers for native
  

Units

• Measured - Intuitive, type-safe units of measure.
  

Debug

Logging

• Napier - Logging library for Kotlin Multiplatform.
  

• klogger - Logging library for Kotlin Multiplatform.
  

• Multiplatform-Log - Logging library for Kotlin Multiplatform.
  

• Log4k - Logging library for Kotlin Multiplatform.
  

Test

• Atrium - A multiplatform assertion library for Kotlin.
  

• konform - Portable validations.
  

• kotest-assertions - Multiplatform assertions and test utilities.
  

• kotest-framework - Multiplatform test framework for Kotlin.
  

• mockk - Mocking library for test.
  

Annotation Processor

• MpApt - Kotlin Native/JS/JVM Annotation Processor library
  

• kotlin-native-suspend-function-callback - Kotlin Multiplatform compiler plugin to generate a callback implementation for suspended functions so they are visible from Kotlin Native
  

GUI

• moko-widgets - Declarative UI and screens management in common code for mobile (android & ios) Kotlin Multiplatform development
  

• kgl - This library provides a thin OOP wrapper with DSLs to make programming with vulkan easier.
  

• kotlin-libui - Kotlin/Native interop to libui: a portable GUI library
  

• kotlin-material-ui - Kotlin Wrapper Library of Material-UI
  

Command Line Interface

• Clikt - Multiplatform command line interface parsing for Kotlin
  

Firebase

• Firebase Kotlin SDK - Firebase SDK for Kotlin Multiplatform projects (Firebase Authentication, Realtime Database, Cloud Firestore, Cloud Functions, Cloud Messaging and Cloud Storage).
  

Architecture

• kompass - Kotlin Multiplatform Router for Android and iOS

• oolong - MVU for Kotlin Multiplatform

• moko-mvvm - MVVM architecture components for mobile multiplatform with LiveData (iOS and Android)
  

• MVIKotlin - MVI framework for Kotlin Multiplatform.
  

• ReduxKotlin - Redux implementation for Kotlin (supports multiplatform JVM, native, JS, WASM)
  

• ReKamp - Port of ReKotlin to Kotlin Multiplatform, which corresponds to ReKotlin/1.0.4.
  

• Kaskade - Simplifying UI state management in Kotlin Multiplatform.
  

Project templates

• moko-template - Template project of a Mobile (Android & iOS) Kotlin MultiPlatform project with the MOKO libraries and modularized architecture
  

Docs

• dokka (official) - Documentation Engine for Kotlin.

Build & Development Tools

• BuildKonfig - It reads values from properties and adds those into Build config like Android.

• kotlin-native-cocoapods - Gradle plugin for configuring Kotlin/Native with Cocoapods.

• kotlin-frontend-plugin (official) - Gradle plugin for frontend development.
  
  => Deprecated move here

• kotlin-dce - This tool allows to strip out unused properties, functions and classes from the generated JS.
  

• xcode-kotlin - Kotlin Native Xcode Plugin

• xcode-compat(official) - AppCode helper for Kotlin/Native and Xcode

• KotlinXcodeSync - Sync Kotlin files with an Xcode project

• kotlinx-benchmark(official) - https://github.com/Kotlin/kotlinx-benchmark
  

• mobile-multiplatform-gradle-plugin - Gradle plugin to make Multiplatform projects settings simplier
  

• kotlinx-ast(official) - Generic AST parsing library for kotlin multiplatform

• KaMPKit - KaMP Kit by Touchlab is a collection of code and tools designed to get your mobile team started quickly with Kotlin Multiplatform

Contribute

Welcome contribute! Please read the contribution guidelines first.