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Web Component for creating flexible responsive layouts and building nice looking dashboards.




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Live Demo ↗ | API documentation ↗

<vaadin-board> is a Web component to create flexible responsive layouts and build nice looking dashboard. Vaadin Board key feature is how it effectively reorders the widgets on different screen sizes, maximizing the use of space and looking stunning.

    <div class="top a" board-cols="2">top A</div>
    <div class="top b">top B</div>
    <div class="top c">top C</div>
    <div class="mid">mid</div>
    <div class="low a">low A</div>
      <div class="top a">low B / A</div>
      <div class="top b">low B / B</div>
      <div class="top c">low B / C</div>
      <div class="top d">low B / D</div>

Screenshot of vaadin-board


The Vaadin components are distributed as Bower and npm packages. Please note that the version range is the same, as the API has not changed. You should not mix Bower and npm versions in the same application, though.

Unlike the official Polymer Elements, the converted Polymer 3 compatible Vaadin components are only published on npm, not pushed to GitHub repositories.

Polymer 2 and HTML Imports compatible version

Install vaadin-board:

$ bower i vaadin/vaadin-board --save

Once installed, import it in your application:

<link rel="import" href="bower_components/vaadin-board/vaadin-board.html">

Polymer 3 and ES Modules compatible version

Install vaadin-board:

npm i @vaadin/vaadin-board --save

Once installed, import it in your application:

import '@vaadin/vaadin-board/vaadin-board.js';

Running demos and tests in browser

  1. Clone the repository git clone

  2. Make sure you have npm installed.

  3. When in the vaadin-element directory, run npm install and then bower install to install dependencies.

  4. Make sure you have polymer-cli installed globally: npm i -g polymer-cli.

  5. Run polymer serve --open, browser will automatically open the component API documentation.

  6. You can also open demo or in-browser tests by adding demo or test to the URL, for example:

Running tests from the command line

  1. When in the vaadin-board directory, run polymer test

Following the coding style

We are using ESLint for linting JavaScript code. You can check if your code is following our standards by running gulp lint, which will automatically lint all .js files as well as JavaScript snippets inside .html files.


To contribute to the component, please read the guideline first.


Vaadin Board is distributed under Commercial Vaadin Add-on License version 3 (CVALv3). For license terms, see LICENSE.txt.

Vaadin collects development time usage statistics to improve this product. For details and to opt-out, see


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  • @polymer/polymer#^3.0.0
  • @polymer/iron-resizable-behavior#^3.0.0
  • @vaadin/vaadin-license-checker#^2.1.0
  • @vaadin/vaadin-element-mixin#^2.4.1


Polymer 3.0+
Polymer 2.0+ in 1.1.0
Browser Independent