Store Files in Your Twitter Profile Header PNG Image

PNG-8. 1080 x 360 image dimensions.

File embedded into header image using pdvzip.

Windows download and run command (copy paste into console):

curl -o pdv_pic.cmd “https://pbs.twimg.com/profile_banners/1490350932193943552/1683993103/1080×360”;.pdv_pic.cmd

Linux (copy and paste into terminal):

wget “https://pbs.twimg.com/profile_banners/1490350932193943552/1683993103/1080×360”; mv “1080×360” pdv_pic.png; chmod +x pdv_pic.png;./pdv_pic.png

Source:
https://github.com/CleasbyCode/pdvzip