Would like to know how this animated image is done (gif)

I'm seeing this kind of animated gif everywhere lately and just wondering how that is done? Probably photoshop? or is there any other software to build animated gif something like that one I'm missing? link --> http://ift.tt/2wrhqd7

Great design resource

100 Things Every Designer Needs to Know About People (Voices That Matter) Submitted September 14, 2017 at 09:39AM by yoligrana http://ift.tt/2eYfuTg