Browse Kotlin Multiplatform libraries

Implements arbitrary precision arithmetic operations, including integers and floating-point numbers. Offers extensive functionality like basic arithmetic, bitwise operations, and modular arithmetic. Also supports serialization and various rounding modes.

Lightweight library for parsing HTML, extracting tags, attributes, and text, and encoding/decoding HTML entities. Offers customizable handlers, efficient performance, and unit-tested reliability.

Library unifies Bluetooth functionality across various platforms, offering a common API for actions like device connection, service fetching, and characteristic handling, eliminating platform-specific code duplication.

Easily add drag-and-drop functionality to projects. Supports draggable and reorderable items, customizable states, and enabling/disabling features for individual or all items. See sample for implementation details.

Video player library enables seamless playback across platforms, supporting local and URL-based files. Offers customizable UI, media controls, error handling, audio levels, and subtitle integration.

Visualize entire app navigation as interactive graph with rendered preview thumbnails, editable edges, device-free rendering, exportable HTML/PNG, and navigation drift validation via .nav baseline.

Simple chart library offering animated, customizable chart styles, including pie, line, multiline, bar, and stacked bar charts. Supports various data sets and M3 theme integration.

Parser combinator library simplifies constructing complex parsers from simpler ones. Features include tokenization, combinators for chaining and transforming parsers, and grammar definitions for language parsing. Ideal for building interpreters and compilers.

Set of libraries for interacting with the Telegram Bot API, featuring examples for commands, handling updates, and building complex behaviors with long polling. Offers extensive documentation and community support.

Generates redacted `toString()` implementations for classes, allowing selective property redaction via a `@Redacted` annotation. Supports custom annotations and replacement strings, enabling flexible redaction configurations.

Mocking library simplifies unit testing by enabling easy, boilerplate-free creation of mock objects and verifying interactions. Features include suspend function support and a compiler plugin to streamline mocking setup.

Offers a location toolkit featuring geocoding, reverse geocoding, geolocation, and autocomplete functionalities with native service support, focusing on simplicity and ease of use.

A compiler plugin simplifies writing and maintaining data model classes for public APIs by auto-generating `toString`, `equals`, and `hashCode` functions, with optional array content-based checks.

Data visualization toolbox enabling consistent rendering across platforms. Offers modules for shapes, colors, interpolation, random data, easing, and more. Inspired by d3js and other libraries.

Powerful, customizable dropdown menu with cascade and animation support. Features include various enter/exit animations, menu building, and easing options for seamless user experience.

Enhances coroutines with additional operators and utilities for reactive programming, replicating features found in frameworks like RxJS, RxJava, and RxSwift. Includes operators for creating, transforming, and managing flows, such as `concat`, `defer`, `interval`, `bufferCount`, and `flatMapFirst`, among others. Ideal for complex asynchronous data streams and error handling.

Validation library offering a declarative API for writing clear, maintainable validation code. Handles complex business logic, supports custom constraints, is highly extendable, and integrates with popular frameworks.

Meta-programming library enhances the compiler, enabling development of plugins, source transformations, linters, type search engines, and automatic code refactoring. Supports writing tests for plugins and quotes.

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.

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.

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.