UI State Management

Apollo Client is a comprehensive GraphQL state management library for JavaScript, enabling declarative data fetching, caching, and UI updates.

A Dart library for predictable state management, with testing utilities via bloc_test.

Eclipse Ditto is a digital twin framework with five microservices for management, access control, search, and connectivity.

Flutter: Flutter 3.47 is here!

Official guide for architecting Flutter apps using MVVM pattern with UI and data layers.

Documentation of Flutter Bloc widgets for state management.

A tutorial for building a counter app with the Bloc library in Flutter.

A Flutter library for state management, reactive programming, navigation, dependency injection, and more.

Decorators from the Lit library for defining custom elements and reactive properties.

On this page Using the OpenRouter API Using the Client SDKs Using the Agent SDK Using the OpenAI SDK Using third-party SDKs Building with an AI assistant Overview Quickstart Copy page Copy page Get started with OpenRouter Copy page Copy page OpenRouter gives you access to hundreds of AI models through a single API endpoint.

The intuitive store for Vue.js, serving as the official state management library.

A reactive caching and data-binding framework for Dart and Flutter, with code generation and linting support.

Reactive JavaScript library with built-in createResource for async data fetching.

Lazy-loaded descriptions teaching Svelte best practices via @sveltejs/mcp CLI.

Framework-agnostic reactive store library providing BaseAtom and related primitives.

Infrastructure as code tool to build, change, and version infrastructure safely and efficiently.

Low-code platform for building internal tools with visual components and state management.