SlidesWhiz - Better shortcuts and toolbar for Google Slides
Giphy - Search all the gifs and make your own animated gif
Slideflow - Turn your Google Slides into a website in seconds.
Tenor - More than 300M people use Tenor every month to communicate with an animated GIF that expresses...
TalkingDeck - With TalkingDeck you can create instructional videos from Google Slides presented by our animated characters.
crazygif - Crazy and Funny Gifs from real events from life of people and animations.