Screencastify - Free screen recorder extension for Chrome. Capture, edit and share screencasts. No software download required. Works on Mac, Windows and Chromebooks. Screen RecorderFree screen recorder for Chrome.
WP Rocket - WP Rocket offers a caching plugin for Wordpress.
Loom - Loom is a screen recording extension for Chrome that gives people the ability to create and share media. Create your own videos using your camera, screen view, and audio. Read more about Loom.
Autoptimize - Autoptimize makes optimizing your site really easy.
SketchCasts - A weekly screencast, all about how to use Sketch
WP Super Cache - A very fast caching system for WordPress that produces static HTML files.