RedTrack.io - Performance tracking for affiliates and advertisers
Google Doc Publisher - Make Google Docs good-looking in two clicks
Mixpanel - Mixpanel is the most advanced analytics platform in the world for mobile & web.
Publish to WordPress - Publish content on WordPress right from Google Docs
Google Analytics - Improve your website to increase conversions, improve the user experience, and make more money using Google Analytics. Measure, understand and quantify engagement on your site with customized and in-depth reports.
Content Editor 2.0 by Surfer - Content Editor is the most advanced content optimization tool that allows you to write and grade your work.