Giphy Chrome Extension - Respond to emails, tweets & more w/ GIFs in a jiffy
GIPHY for iMessage - The easiest way to share all the GIFs in all your txts
PopKey for Desktop - Quickly share ridiculous GIFs from Mac or Windows
Doll Up Stickers - Dress up your messages.
Vlipsy - Easily add your favorite video clips to any conversation.
Bobble Stickers for iMessage - One selfie, Unlimited Stickers!