Browse Kotlin Multiplatform libraries

Modular, client-agnostic HTTP toolkit offering type-safe error hierarchy, interceptor policies, automatic auth refresh, retry strategies, flexible request configs, multipart uploads and pluggable client implementations.

High-level client for Mattermost API enabling bots/integrations to receive direct messages, detect chats, handle attachments, send messages, and split large Markdown responses.

Access pixiv APIs: scheme or token login; browse/search illustrations and novels; bookmarking with tag support; comments, feeds, user profiles, tag autocomplete, restricted-image filtering.

OAuth 2.0/OpenID Connect client SDK offering streamlined authorization code flow, token exchange and logout flows, with API compatibility with existing implementations and simple import/usage.

Work-in-progress OpenWeatherMap API client offering typed models, async request handling, configurable HTTP layer, API key management, and concise mapping of weather responses.

Secure apps with Keycloak: build client with optional client-secret, generate auth-code or implicit login URLs, fetch/refresh tokens, request RPTs via ticket or client-id, retrieve user info.

Purely functional, highly asynchronous forum client handling network requests, session management and HTML parsing into strongly-typed DTOs, with async-first API and safe sealed-result handling.

Full-stack CRUD toolkit with MongoDB/SQL backend-agnostic repository pattern, declarative view config, Tabulator grids, RBAC, change logs, file attachments, SSR, shared models, hooks, and API contract discovery.

Authenticate to Soongsil University LMS and fetch terms, courses, todos, attendance, announcements and scores; maintains session cookies/tokens, supports PEM normalization and progress callbacks.

Collection offering analytics, authentication, billing, offline-first sync, adaptive UI, i18n and OCR abstractions; dependency-free interfaces with NoOp fallbacks and platform-specific SDK integration points.

Embed Google/Apple social login, Phantom app deeplink wallet, chain-scoped Solana/Ethereum signing and transaction submission, programmatic app wallets, encrypted session persistence, auto-rotating keys, themed connect sheet.

Modular client SDK: unified networking, encrypted settings, security policies and MFA, multi-method identity and session management, WebSocket lifecycles, pluggable error parsers, composable UI and navigation.

Client for YAXI Open Banking services handling interactive consent flows, dialogs and redirects; returns JWT-authenticated results, session/connection reuse, async CompletableFuture facade and refresh support.

Headless, plug-and-play SDK offering networking, auth, HTTP cache, offline queue, logging, telemetry and MVI contracts; modular feature modules, dependency registry, and three integration paths including full offline-first with host SQL.

Line-by-line transliteration of upstream SDK delivering real-time video, audio and data channels, simulcast, SVC codecs, hardware-accelerated encoding/decoding, and server APIs.

Compiles AT Protocol lexicons into typed classes, generates API interfaces and HTTP (Ktor) implementations, and supplies OAuth and Jetstream bindings plus a Gradle plugin for schema generation.

Client for interacting with app API: request/response handling with JSON, file and form inputs, collection-format queries (csv/tsv/ssv/pipes), numerous domain models (payments, chat, AI) and bearer auth.

Firebase-first SDK exposing coroutine-style suspending functions, reactive flows, and serialization-backed read/write for Firestore, Realtime Database, Auth, Functions, Storage, Messaging, Installations.

In-app support chat backed by Supabase, real-time messages, media, emoji reactions, swipe-to-reply quotes, shared conversation state with agent console, and anonymous client sign-in.

Extensible, strongly-typed OAuth2 implementation supporting RFC 6749 flows, token handling, and pluggable configuration; faithful line-by-line transliteration aiming for full feature parity with upstream.

Website and backend API for managing in-app push notifications, offering a web frontend, REST endpoints, authentication, delivery pipeline, analytics hooks, and third‑party integrations.

Website and backend API for a ringtone service: serves the user-facing site, exposes REST endpoints, handles authentication, content management, and media delivery.

Lightweight OpenID Connect authentication supporting Authorization Code Flow with PKCE, discovery, token exchange/refresh, local and provider logout, secure token storage, and provider-specific customization.

Unifies diverse LLM providers behind a single OpenAI-style API: streaming-first chat/embeddings/voice/realtime/batch modalities, per-model health-aware fallback chains, outbound control-plane auth and extensibility.