title: Best GWT widget library?
body: <p>Question for all the GWT gurus out there - which is the best GWT widgets library out there? And why?</p>
  
  <p>List based on the answers:</p>
  
  <ul>
  <li><a href="http://www.gwtproject.org/" rel="noreferrer">Default</a></li>
  <li><a href="http://extjs.com/products/gxt/" rel="noreferrer">Sencha GXT</a></li>
  <li><a href="https://github.com/isomorphic-software/smartgwt" rel="noreferrer">Smart GWT</a></li>
  <li><a href="http://vaadin.com/" rel="noreferrer">Vaadin</a></li>
  <li><a href="http://gwtbootstrap.github.io/" rel="noreferrer">GWT-Bootstrap</a></li>
  <li><a href="https://github.com/gwtbootstrap3/gwtbootstrap3" rel="noreferrer">GwtBootstrap3</a></li>
  <li><a href="http://code.google.com/p/rocket-gwt/" rel="noreferrer">Rocket GWT</a> (inactive)</li>
  <li><a href="http://code.google.com/p/tatami/" rel="noreferrer">Tatami</a> (inactive)</li>
  <li><a href="http://erraiframework.org/" rel="noreferrer">ErraiFramework</a></li>
  <li><a href="https://github.com/GwtMaterialDesign/gwt-material" rel="noreferrer">GWTMaterialDesign</a></li>
  </ul>
  
  <p>И наконец- новое поколение основанное на <a href="http://ronanquillevere.github.io/2014/02/02/GWT-futur-javascript-interop.html#.VmCsmHYrJhE" rel="noreferrer">JsInterop</a>:</p>
  
  <ul>
  <li><a href="https://github.com/vaadin/gwt-polymer-elements" rel="noreferrer">GWT + Polymer Elements</a></li>
  <li><a href="https://vaadin.com/blog/-/blogs/use-gwt-widget-as-polymer-web-component" rel="noreferrer">GWT + Polymer</a></li>
  <li><a href="https://github.com/jDramaix/AngularGwtExample" rel="noreferrer">Angular and GWT</a></li>
  <li><a href="https://github.com/GwtMaterialDesign/gwt-material" rel="noreferrer">GWTMaterialDesign</a></li>
  </ul>