Browse Kotlin Multiplatform libraries

Multiplatform chess backend manages game state, allows moves using PGN notation, retrieves pieces on squares, checks available moves, and handles game end notifications with callbacks.

Implements a simple, type-safe, and testable redux/uniflow architecture. Enables easier state management, action handling, and testing. Provides flexibility without enforcing a strict Redux pattern.

Implements Sublime Text's fuzzy searching algorithm, renowned for its efficiency, as a library. Suitable for various platforms, enhancing search functionality with minimal dependencies.

Simple driver for SurrealDB. Supports all Websocket endpoints, integrates with kotlinx.serialization, and performs asynchronous database operations. Features live queries, type-safe record links, and seamless JSON handling.

Multi-platform, compile-time dependency injection framework designed for simplicity and ease of use. Features include dependency graphs, scopes, type inference, modules, and flexible overriding options. Avoids reflection-based solutions, promoting efficient and scalable dependency management.

Converts crossword puzzle file formats, supports reading/writing various formats, generates PDFs, and includes a web interface for creating digital puzzles.

Streamlines A/B testing and feature flag management, enabling dynamic variation adjustments and targeting without code redeployments. Supports existing event tracking and includes features like sticky bucketing and remote evaluation for enhanced security and user consistency.

Validates CPF numbers, eliminating repeated code and potential errors. Removes formatting characters by default, with customizable options, and identifies invalid CPFs like sequences of repeated digits.

Simplifies dependency injection by automatically merging Dagger modules and component interfaces, reducing boilerplate code and improving build efficiency. Supports custom code extensions.

Generates zod and Pydantic schemas from data classes, enabling schema customization with annotations. Supports TypeScript and Python outputs, offering flexible configuration options.

Enables seamless integration of Phosphor Icons into UI projects, offering a script for generating icon paths and supporting multiple platforms including Android, iOS, Desktop, and Web.

Offers a user-friendly API for interacting with various AI models, including OpenAI, featuring chat, embedding, image processing, and planned audio transcription and speech capabilities.

Blazing-fast, type-safe HTML template engine compiling .ktml templates into optimized functions; supports reusable custom-tag components, fragments, nullable/default-typed parameters, hot-reloading, and embedded script blocks.

Simplifies integration with Storyblok's API, enabling easy fetching of stories, datasources, links, and tags. Features lightweight, cross-platform compatibility with coroutine-based asynchronous requests.

Low-level cryptographic components for creating small, single-purpose modules. Includes digest, MAC, and XOF implementations with interoperability for Java security features, supporting various algorithms and extensible outputs.

Enables easy creation of adaptive horizontal and vertical stacks with Compose, ensuring seamless integration and flexible layout management for user interfaces.

Facilitates development of applications powered by large language models, offering interfaces for chat API providers, respondents, and chat models, with streaming capabilities and context-building tools.

Enables seamless file downloading, local saving, and opening through the system's default application, while abstracting platform-specific details for a streamlined experience.

Semantic icon token system mapping stable tokens to interchangeable icon packs, supporting vector and glyph renditions, fallback chains, three-tier tokens, and variable-font Material Symbols for variants.

Facilitates currency management by providing classes for handling ISO 4217 currency codes and details, including code validation and retrieval of internationalized currency information.

Empowers developers to create and manage AI agents with a streamlined DSL, offering error handling, logging, and integration with the ecosystem to transition from PoC to production.

Toolkit offers reusable components like a state machine, recycler adapter, event observer, delegate properties, and foldable state handling to streamline software development.

Enables handling of screen results for Compose Navigation3, addressing the absence of native support for screen result handling. Utilizes SavedState architecture, ensuring reactivity and state persistence across screens.

Android-style d()/i()/w()/e() logging with tag-first design, zero-configuration, coroutine-safe and thread-safe; composable loggers (combine), easy custom implementations and straightforward Java interoperability.

Rapid development framework integrating logic, services and UI with modular DSL, type-safe APIs, flexible navigation, native components, custom themes, responsive layout, and client-server collaboration.

Vector and raster shape primitives with transforms, boolean operations, tessellation, SVG parsing, animation, hit‑testing and GPU‑accelerated rendering, plus caching and scene composition.

Includes basic helpers and standard library result extensions, enhancing functional programming capabilities with simplified result handling. Supports different versions for compatibility with specific language versions.

Snapshot manager for tests, automatically generating and asserting against a persistent serialized representation of objects. Utilizes compiler plugin for key and path injection, supporting various annotations and functions for seamless integration.

API to support ICU string normalization for OkHttp across different platforms, leveraging native implementations. Integrates via Git Submodules and requires Git LFS for development.

Small library enabling efficient asynchronous peer-to-peer communication with type-safe contracts. Features include unidirectional remoting, Ktor transport adaptors, code generation, and extendable binary serialization.