Multiplatform GitHub Repositories (2026) · Open Source Tools

Zircon is an extensible and user-friendly, multiplatform tile engine.

Multidimensional array library for Kotlin

✅ A meter to-do list built with Compose UI Multiplatform, Wear Compose, SQLDelight, Koin Multiplatform, Glance, ...

A cryptography/crypto library for Kotlin Multiplatform

Portable Executable parsing library (from PE-bear)

The most essential libraries for Kotlin Multiplatform development

Multiplatform AWS SDK for Kotlin

GraphQL based Jetpack Compose and SwiftUI Kotlin Multiplatform project (using https://rickandmortyapi.com/graphql)

A multiplatform WebGPU 2D game framework written in Kotlin. Build your own game engine on top.

Cronica is a minimalistic watchlist app for all of your Apple devices.

ScummVM main repository

Cross-platform desktop tool for analyzing Gradle and Kotlin Multiplatform projects, cleaning build folders, managing SDK resources, and optimizing development environments.

A Kotlin multiplatform coroutine-based STOMP client over websockets, with built-in conversions.

U++ is a C++ cross-platform rapid application development framework focused on programmer's productivity. It includes a set of libraries (GUI, SQL, Network etc.), and integrated development environment (TheIDE).