Template:Infobox-3DS-Homebrews
I've seen similar things, but I don't know if this already exists. But whatever...
I needed a quick way to make screenshots for BrewMan, so I modded smealum's scrtool. Instead of pressing A to extract all screen images individually, just press X and it will write them all to the screnshots folder already combined.
Download: see attachment
Source: https://github.com/Cruel/scrtool