Yes, it supports videos and GIFs! Meural’s art library contains a great deal of moving image art, including GIF art and cinemagraphs, and you can upload your own. If uploading your own images and video a few tips:
The aspect ratio of the Canvas is 16:9
Supported image and video files types include jpg, jpeg, png, bmp, svg, gif, mp4, and mov
You can upload images up to 20MB per image/gif and up to 200 MB per video
Once uploaded, you can crop, filter, add titles and descriptions, and organize them into playlists