It started with some gif scraping: Gifs, Gifs then DS106 Random Gif API and A grid of ds106 gifs

Blog post:106 drop in » Blog Archive » Gif Scraping and a DS106 Gif API

Sources:jjgifs, CogDogTumblog, Colin the dog Productions, Gifadog loves gifs, Rockylou Productions, MBS, StefanieJ2, Tom Woodward