Creates "Sane GitHub Labels", paste into the javascript console on the issue page for your project. https://medium.com/@dave_lunny/sane-github-labels-c5d2e6004b63

create_github_labels.js

labels = [
  { "name": "Priority: Low", "color": "#009800" },
  { "name": "Priority: Medium", "color": "#fbca04" },
  { "name": "Priority: High", "color": "#eb6420" },
  { "name": "Priority: Critical", "color": "#e11d21" },
  { "name": "Status: Abandoned", "color": "#000000" },
  { "name": "Status: Accepted", "color": "#009800" },
  { "name": "Status: Available", "color": "#bfe5bf" },
  { "name": "Status: Blocked", "color": "#e11d21" },
  { "name": "Status: Completed", "color": "#006b75" },
  { "name": "Status: In Progress", "color": "#cccccc" },
  { "name": "Status: On Hold", "color": "#e11d21" },
  { "name": "Status: Pending", "color": "#fef2c0" },
  { "name": "Status: Review Needed", "color": "#fbca04" },
  { "name": "Status: Revision Needed", "color": "#e11d21" },
  { "name": "Type: Bug", "color": "#e11d21" },
  { "name": "Type: Maintenance", "color": "#fbca04" },
  { "name": "Type: Enhancement", "color": "#84b6eb" },
  { "name": "Type: Question", "color": "#cc317c" }
];

form = document.getElementById("new_label");
for ( i = 0; i < labels.length; i++ ) {
  form["label-"].value = labels[i].name;
  form["edit-label-color-new"].value = labels[i].color;
  form.getElementsByClassName("btn-primary")[0].click()
}