Adobe XD - Adobe XD is an all-in-one UX/UI solution for designing websites, mobile apps and more.
vdNote - Share noteworthy moments from YouTube videos.
Abstract - A secure, version-controlled hub for your design files
YouDict - YouTube dictionary to search words, expressions & names
Figma - Team-based interface design, Figma lets you collaborate on designs in real time.
Summary Panda - Remove annoying 'blah blah blah' parts of YouTube videos.