Kotlin is a statically typed programming language for modern multiplatform applications. 100% interoperable with Java and Android, it now supports JavaScript and native with LLVM (including iOS). It was developed by JetBrains in 2011, and designed to be a new language for the Java Virtual Machine (JVM) that can compile quickly.

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• UpdatedJul 15, 2024

The Kotlin Programming Language.

• UpdatedFeb 20, 2026
• Kotlin

Square’s meticulous HTTP client for the JVM, Android, and GraalVM.

• UpdatedFeb 19, 2026
• Kotlin

基于无障碍，高级选择器，订阅规则的自定义屏幕点击安卓应用 | An Android APP with custom screen tapping based on Accessibility, Advanced Selectors, and Subscription Rules

• UpdatedFeb 9, 2026
• Kotlin

A memory leak detection library for Android.

• UpdatedFeb 4, 2026
• Kotlin

Browse media content with your own rules on Android TV

• UpdatedFeb 20, 2026
• Java

⚡ Write Native with TypeScript ✨ Best of all worlds (TypeScript, Swift, Objective C, Kotlin, Java, Dart). Use what you love ❤️ Angular, React, Solid, Svelte, Vue with: iOS (UIKit, SwiftUI), Android (View, Jetpack Compose), Flutter and you name it compatible.

• UpdatedFeb 20, 2026
• TypeScript

🦭 Video/Audio Downloader for Android, based on yt-dlp

• UpdatedJan 25, 2026
• Kotlin

The Google I/O Android App

• UpdatedJan 5, 2023
• Kotlin

A fully functional Android app built entirely with Kotlin and Jetpack Compose

• UpdatedFeb 20, 2026
• Kotlin

Tool for visualizing GitHub profiles

• UpdatedFeb 8, 2026
• Vue

😍 A beautiful, fluid, and extensible dialogs API for Kotlin & Android.

• UpdatedFeb 6, 2023
• Kotlin

Compose Multiplatform, a modern UI framework for Kotlin that makes building performant and beautiful user interfaces easy and enjoyable.

• UpdatedFeb 20, 2026
• Kotlin

Free and open source manga reader for Android

• UpdatedFeb 20, 2026
• Kotlin

An efficient, small mobile key-value storage framework developed by WeChat. Works on Android, iOS, macOS, Windows, POSIX, and OHOS.

• UpdatedFeb 11, 2026
• C++

Adaptable, fast automation for all

• UpdatedFeb 20, 2026
• Groovy

Generate type-safe code from SQL

• UpdatedFeb 20, 2026
• Go

Pleasant Android application development

• UpdatedDec 5, 2019
• Kotlin

集找番、追番、看番的一站式弹幕追番平台，云收藏同步 (Bangumi)，离线缓存，BitTorrent，弹幕云过滤。100% Kotlin/Compose Multiplatform

• UpdatedFeb 20, 2026
• Kotlin

高效率 QQ 机器人支持库

• UpdatedSep 23, 2024
• Kotlin