A web extension for Chrome and Firefox which adds keyboard shortcuts for opening and muting GitHub notification emails.

Open your GitHub notifications in mail view:

• Chrome: shift + g, shift + b in the background
• Firefox: ctrl + g, ctrl + b in the background

Mute thread in mail view. It will open a background window to load the mute thread URL, and close itself when done. This only works if you have an active GitHub session.

• Chrome: shift + h
• Firefox: ctrl + h

ctrl + return to trigger one the action button when an email is selected using gmail key navigation (when the blue bar appears):

• Download in Chrome Web Store
  
• Download in Firefox Add-ons

• Chrome: Select extension -> Details -> Extension options
• Setting extension shortcuts in Firefox

Load the extension manually and modify the code accordingly in these places:

Chrome: chrome/src/inject/inject.js.
Firefox: firefox/src/inject/inject.js.