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Vaadin Claude Plugin

Skills and tools for building high-quality Vaadin 25 applications with Java/Flow.

Overview

This plugin provides Claude with deep knowledge about Vaadin 25 development patterns, best practices, and common pitfalls. It covers layouts, responsive design, component composition, forms, testing, data binding, and reactive state management. The plugin also integrates with the Vaadin MCP server for real-time documentation lookups.

Skills

The skills and MCP server distributed by this marketplace live in the vaadin/agent-skills repository. See that repository for the full list of skills and their documentation.

MCP Integration

The plugin bundles the Vaadin MCP server for real-time documentation lookups. See the vaadin/agent-skills repository for details on the available MCP tools.

Target Version

  • Vaadin 25 (Java/Flow development model)
  • Spring Boot 4 / JUnit 6 compatible

Prerequisites

  • Claude Code version 1.0.33 or later (run claude --version to check)

Installation

  1. Add the marketplace:

    /plugin marketplace add vaadin/claude-plugin

  2. Install the plugin:

    /plugin install vaadin-skills@vaadin-marketplace

    Or open the plugin manager with /plugin, go to the Discover tab, and select vaadin-skills to install interactively.

Usage

The skills and MCP tools activate automatically based on conversation context. Ask about any Vaadin development topic and Claude will use the relevant skill along with the Vaadin MCP server for up-to-date documentation.

Examples

  • "Set up Aura theme with a custom color palette"
  • "Create a responsive master-detail view"
  • "Add form validation with Binder"
  • "Write UI unit tests for my view"
  • "Wrap a third-party Web Component for use in Flow"

Updating

Update the marketplace catalog by running:

/plugin marketplace update vaadin-marketplace

Or enable auto-updates in the plugin manager under the Marketplaces tab.