ATG is a browser extension publisher, most of their extensions are developer tools extension and productivity extension.
July 5th, 2015
Rob Potvis automatically confirms that he is alive when asked by Google Hangouts 'Awake Check'
September 23rd, 2015
Sometimes you just want to Pin all your Inbox pages at once. So when you visit the tab, you're already at the Pinned page. Why…
August 19th, 2015
Makes the top results in Google's Inbox stand out.
August 14th, 2015
Gets rid of annoying tab distractions
August 31st, 2015
Changes Google Inbox Favicons to represent the current page
I say, it puts Inbox reminder on top
You could send emails to publisher.