TamperMonkey script for showing status, on mouseover of stage bar, on the dashboard of ThoughtWorks' Go.

changeStatus.js

// ==UserScript==
// @name       GoShowStatus
// @namespace  http://unique.namespace.for.go/
// @version    0.1
// @description  Show status on mouseover of stage bar, in ThoughtWorks Go.
// @match      http://your.go.server:8153/*
// @copyright  2014, Aravind SV
// ==/UserScript==

(function() {
  var bindToShowStatus = function() {
    jQuery(".stage_bar").off( "mouseenter mouseleave" );

    jQuery(".stage_bar").mouseenter(function(e) {
      var bar = jQuery(e.currentTarget);
      bar.text(bar.attr("class").split(/\s+/)[1]);
      bar.data("color", bar.css("background-color"));
      bar.css("background-color", "#fff");
    }).mouseleave(function (e) {
      var bar = jQuery(e.currentTarget);
      bar.text("");
      bar.css("background-color", bar.data("color"));
    });
  };

  jQuery(document).bind("dashboard-refresh-completed", function (e, notModified) {
    bindToShowStatus();
  });

  bindToShowStatus();
})();