Browse Kotlin Multiplatform libraries

UI components enhance applications with a cohesive design framework, originating from Salt Player. Used in multiple apps, serving extensive user bases efficiently.

Haptic feedback SDK offering ready-to-use presets, system-style impacts, custom pattern composer with discrete events and continuous amplitude/frequency envelopes, plus realtime gesture-driven composer and worklet-friendly API.

Enables declarative UI and application screen management in common code, ensuring compile-time safety and reactive data handling. Facilitates full application implementation from common code, adhering to platform rules.

Enables creation of cross-platform system tray applications with native support, offering dynamic menu items, submenus, HDPI improvements, single instance management, and tray position detection using a DSL-style syntax.

Seamlessly integrates image picker features in mobile applications, offering customizable camera UIs, single/multiple image selection, image resizing, and filter options. Supports intuitive user interfaces and efficient image handling.

Enables compile-time dependency injection with automatic merging of component interfaces, simplifying the creation and management of object graphs through annotations like `@ContributesTo`, `@ContributesBinding`, and `@MergeComponent`.

Higher-order function for retrying operations prone to temporary failures. Supports customizable retry policies, including exponential backoff and jitter. Integrates with `Result` type for non-exceptional failures.

Ready-to-use, customizable Compose UI components — charts, cards, steppers, controls — offering polished visuals, interactive behaviors, performance optimizations, and easy integration into declarative UI projects.

Simple in-memory key-value cache supporting time-based and size-based evictions, cache loaders, event listeners, and unit testing capabilities with flexible expiration and eviction policies.

Enables multi-threaded coroutine usage in shared code, facilitating background tasks, asynchronous work, and callback-based operations. Prefers frozen state for object handling across threads.

Powerful drawing canvas with freehand and shape tools, undo/redo history, SVG/JSON/bitmap export, customizable strokes and opacity, composable API, and MVI-based reactive state management.

Library for color manipulation and conversion, supporting various color models and spaces. Includes features like color mixing, chromatic adaptation, WCAG contrast, perceptual difference calculations, gradient generation, and CSS-compatible color string rendering.

Compiler plugin embeds metadata about source files directly into the generated code, allowing access to filename, enclosing type, member name, and line number at runtime.

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

Multiplatform compose widget for file picking with native dialogs, supporting file filters, multiple file selection, and directory picking, utilizing fallback options for unsupported platforms.

Facilitates responsive UI design by implementing Material 3 window size classes across multiple platforms, ensuring layouts adapt to various screen sizes. Supports Android, iOS, desktop, and web environments.

Lightweight library simplifies development with APIs for battery management, file system operations, and package information retrieval, supporting integration with multiple platforms and providing Swift package availability.

Gradle plugin generates Swift-friendly APIs from a native framework. Converts sealed classes/interfaces to Swift enums, supports platform class extensions, and allows custom generator creation based on metadata.

Displays lazy-loaded items on a scrollable 2D plane, allowing registration of items with defined positions and sizes. Supports pinned rows/columns and relative/absolute sizing.

An opinionated toast component, replicates the features of a popular React library. Offers stacked, animated, and customizable toasts with support for various themes, positions, durations, and interactions.

Advanced debugging and inspection tool enabling real‑time remote inspection of apps: captures network/WebSocket/GraphQL traffic, mocks requests, displays analytics, images, storage, preferences and database contents.

Simple and convenient state-based navigation library for Jetpack Compose. Supports stack, multiscreen, nested navigation, arguments, and animation, with Android lifecycle and ViewModel integration.

Enables easy barcode scanning in apps using Google’s MLKit on Android and Apple's AVFoundation on iOS, supporting QR and EAN-13 formats with simple integration.

Backend toolkit for composing self-contained backend capabilities that bundle app code, local dev environment, and cloud infrastructure; run locally without a cloud account and deploy unchanged.

Displays data in a two-dimensional grid, supporting custom item positioning and sizing, scroll handling, and pinned rows/columns. Built on MinaBox, integrates with Compose UI for seamless layout management.

Enables crash reporting, performance monitoring, and error tracking for iOS applications, offering detailed insights and diagnostics to improve app stability and user experience.

Compact Mi Home client enabling direct control of lights, air conditioners, purifiers, sensors and robots via MiotAPI, featuring modular control/device frameworks and performance-focused rewrite.

Mocking library with concise, type-safe API for generating mock classes, supporting stubbing, verification, and implicit stubbing of `Unit` functions. Integrates with Gradle, enabling easy configuration and verification in tests.

Barebones library project for quickly bootstrapping a deployable library to Maven Central. Generates Fibonacci sequences starting from platform-provided numbers with tests for each platform.

Implements IBM's Carbon Design System using Compose Multiplatform, offering a catalog app for testing on various targets, including Android, iOS, desktop, and web. Open for contributions.