Browse Kotlin Multiplatform libraries

Simplifies Bluetooth Low Energy usage with coroutine-based asynchronous APIs: scanning, connecting (autoConnect), GATT reads/writes, MTU/PHY management, notifications, and mock environments for testing.

Offers modular tools for cross-platform mobile app development, including features like MVVM architecture, location services, permissions management, Bluetooth communication, and more, using coroutines and `Flow` for efficient design.

Composable web framework enabling modern web application development with declarative UI components, state management, server-side rendering, and support for WebAssembly and JavaScript targets.

Effortlessly encrypts and persists data using hardware-backed security, offering one-code-path simplicity, seamless integration, and protection for sensitive information like OAuth tokens.

Library emits network connection status, offers immediate connection state checks, IP info retrieval, and network state observation. Supports customizable instance creation and includes default IP resolvers.

Monitors file system changes across multiple directories, emitting events such as create, delete, and modify. Allows observing file events using flows, supports multiple platforms, and provides raw event access for debugging.

Facilitates sensor data acquisition and management by supporting accelerometer, gyroscope, magnetometer, barometer, step counter, and location sensors, with built-in permission handling capabilities.

Enables launching in-app or market reviews from shared code, supporting multiple app stores with implementations for Amazon, App Gallery, Galaxy Store, Google Play, and RuStore.

Facilitates separation of business logic from view logic through controllers, enabling UI-independent state management and unit testing. Offers comprehensive examples and detailed documentation.

Generates compile-time type-safe test fakes with zero runtime overhead, no reflection, thread-safe call tracking, smart defaults and compiler-plugin code generation for comprehensive test doubles.

Portable utilities: sprintf-style formatting with advanced flags, base64 (including URL-safe), fast Boyer–Moore byte search, ByteArray int ops, cached expressions, reentrant coroutine mutex, coroutine-based async logging.

Lightweight, type-safe finite state machine DSL enabling lifecycle-tied asynchronous side effects, observable state stream and one-time effects, with restart-control keys, nested graphs, and tiny zero-dependency core.

Lightweight library for form state management and field validation, offering concise DSL for building forms, handling nullability, supporting async validation, and employing a declarative paradigm.

Library with tools for coroutines, serialization, database interaction, and networking. Modules include common utilities, selection tools, MIME types, pagination, and repository patterns, with a structured approach for complex modules.

Aims to simplify paging and data flow management across various UI patterns, supporting network or database data sources. Provides integration with Android RecyclerView, Jetpack Compose, SwiftUI, and UIKit.

Provides a comprehensive set of utilities for collections, coroutines, date-time, testing, and binary data manipulation. Features atomic collections, map-to-JS object conversion, coroutine combiners, and interval flows.

Cross-platform media player library enables running sample apps on Android and iOS, and supports publishing to MavenLocal and MavenCentral with detailed setup instructions.

Enables straightforward audio recording and playback with a modern asynchronous API using coroutines and Flow, supporting seamless audio stream handling across various platforms.

Enables asynchronous queue management with fine-grained concurrency control, ideal for combining asynchronous and synchronous operations. Supports parallel processing while ensuring sequential execution for specific keys.

PDF viewing and handling toolkit with rendering, RAM/disk caching, remote persistence, configurable page preloading, shared zoom and search state, save/open/export flows, toolbar and thumbnail integrations.

Simplifies building MVI architecture in Android, offering dependencies for different build configurations and providing a detailed store working scheme. Comprehensive documentation available in the wiki.

Lightweight reactive web toolkit: type-safe HTML DSL, precise two-way data binding with fine-grained DOM updates, built-in state management, validation, routing, websockets and webcomponents.

Offers unified access to health data, supporting over 66 health metrics, real-time monitoring, workout management, and FHIR medical records compliance with cross-platform API for seamless integration.

Work management framework streamlines task handling through customizable workers, supporting operations like enqueueing, retrying, and failure management, inspired by Koin, WorkManager, and NSOperation.

Lightweight FHIR-inspired questionnaire engine with reactive state, JsonLogic-driven validation/visibility/calculations, type-safe models, extensible evaluator, rich UI widgets, pagination, repeating groups and themed summary view.

Single-block agent runtime orchestrating LLM conversation, native device tools and phases; streams tokens to Compose UI, enforces guardrails with confirmations, audit logging, circuit breakers and shared state.

Unidirectional data flow architecture for Android, utilizing state machines for side effects like network calls and UI updates, with easily testable logic and built-in navigation.

Cross-platform serial communication library simplifies asynchronous operations with coroutines and flow, featuring customizable baud rate, data bits, stop bits, and parity settings.

Print files and images with a simple Printer API; capture or record Composable UI into ImageBitmaps using ScreenshotState and ScreenshotArea, with adjustable refresh rate and recording Flow.

Simplifies preference management with a fluent API, supporting custom data objects, default values, and type safety for streamlined configuration handling.