Imaginators - Create interactive presentations
Unixstickers by Sticker Mule - Stickers for fans of unix, software, coding and open source
SlidesPro - Google Slides add-on w/ shortcuts, YT videos & more
Motivate - Handpicked motivational videos updated daily
Slideflow - Turn your Google Slides into a website in seconds.
Acrylic Charms by Sticker Mule - Add some charm to your life.