Curious - 15,000 lessons in tech, biz, DIY and more. Grow your skills.
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.
Frontend Center - Screencasts on the web platform for web professionals.
SketchCasts - A weekly screencast, all about how to use Sketch
Udacity - Join Udacity to learn the latest in Deep Learning, Machine Learning, Web Development & more, with Nanodegree programs & free online courses.
GoRails - Ruby on Rails screencasts for Web Developers