Browse Kotlin Multiplatform libraries

RakNet library for Kotlin Multiplatform

Lightweight, flexible network library offering a clean, intuitive API for handling network requests with support for LiveData, Flow, object deserialization, customizable headers, and local data integration.

Library enhances navigation in compose-based applications with multi-layer navigation, authentication, responsive design, state restoration, and feature toggles, supporting device-aware and type-safe routing.

Service to Track the Munich S-Bahn

Offers a personal development toolkit with integration for project build systems, facilitating streamlined implementation and version management.

Reads and writes Apple's plist files in XML and binary formats with a type-safe, intuitive API. Offers multiplatform support and provides Kotlin extension utilities for easy conversion.

Implements the RaptorQ FEC algorithm for efficient, loss-tolerant data transmission in P2P, distributed systems, and UDP applications. Features customizable symbol sizes and performance optimization.

Multiplatform library for building reactive applications with state management, data observation, error handling, and coroutines integration, inspired by Solid.js, featuring reactive data "lensing."

Facilitates integration of payment processing capabilities into Android applications, with setup instructions for project ID and secret key configuration, utilizing MavenCentral for library importation.

Enables creation of custom virtual gamepads for games and applications. Supports various controls and includes a unique radial layout for organizing components.

Implements a collapsible toolbar for modern UI frameworks, offering features like collapsing animations, scroll strategies, and modifiers for parallax effects and dynamic content positioning.

Utility library offering general-purpose and coroutine-related tools through modular architecture, facilitating enhanced project functionality and seamless dependency management via BOM integration.

Lightweight, interactive world map component enabling pan, zoom, and country selection. Customizable styles and optimized performance for seamless, responsive UI integration across platforms.

Offers a comprehensive client for mail.tm API, enabling complete API coverage, smart error handling, authentication, helper functions, and testing support for managing temporary email accounts and messages.

Integrates multiple scanning protocols into a unified interface, enabling product scanning via camera or barcode methods with easy setup and comprehensive scanning result management.

Facilitates generation of Java/Kotlin source files, offering a streamlined and unified structure for managing code base creation across different projects.

Set of APIs facilitates creating scalable chat rooms for diverse scenarios, ranging from one-on-one to mass communication, suitable for livestreams, gaming, and customer support. Utilizes core service for efficient architectures.

Enables secure storage of sensitive data in applications by leveraging native security APIs. Supports symmetric and asymmetric key generation for data protection, using AES and RSA encryption algorithms. Provides seamless integration into applications with both synchronous and asynchronous methods.

Facilitates web navigation for user interfaces, simplifying route management and enhancing web application interaction through streamlined dependency integration.

Simplifies adding tooltips to applications with options for customizing content, positioning, and auto-closing. Supports interactive tooltips on buttons and clickable elements with flexible Composable integration.

Modular toolkit for digital identity wallets and verifiers, offering core utilities and a BLE OpenID transport implementation for verifiable presentations; includes sample apps and extensible modules.

Lightweight wrapper around RGFW exposing windowing, OpenGL-based rendering, and input handling with examples and easy dependency integration for rapid graphical application prototyping.

Type-safe access to the Lichess API enabling anonymous or token-based usage, streaming event flows, OAuth with auto-refresh, and typed services covering all endpoints.

GNav-like navigation component with KSP metadata code generation and Gradle task wiring to include generated sources, enabling stable build-time navigation setup across modules.

Lightweight client tracker for Matomo, tracking pageviews, events, goals, search, content and e‑commerce; offline persisted queue with retries, heartbeat pings, custom dimensions, pluggable backends.

Implements Milky protocol client with API calling, event subscription (WebSocket support), Ktor HTTP transport and kotlinx-serialization payload handling; excludes WebHook event push listening.

Elm-architecture-driven GUI toolkit offering pure functional state management, immutable models, type-safe message handling, commands/subscriptions for side effects, and declarative UI built on Compose.

Compile-time plugin replacing annotated parameters with precise code-location strings, improving stack-trace readability and allowing customizable templates using placeholders like file, class, method, line.

Compiler plugin inserting simple or qualified class names at compile time, preserving names across obfuscation and working in environments where reflection lacks qualified names; supports inline reified wrappers.

High-performance JSON serializer/deserializer with zero extra allocations, zero-copy buffer wrapping, map/object inlining, polymorphic value-subclass support, and advanced parser hooks.