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Search for, and e[x]tract embedded PNGs within a specific file
pngcheck
Forensics tool for validating the integrity of PNG based (`.png`, `.jng`, `.mng`) image files.
Can also extract embedded images and text from a file.
More information: <http://www.libpng.org/pub/png/apps/pngcheck.html>.
Trick copyright:
tl;dr; <
https://github.com/tldr-pages/tldr
>
pngcheck -x {{path/to/file.png}}
click the source code to copy
install
pngcheck
on any operating system with
command-not-found.com