I have been searching for the best looking SVG set of playing cards in case I want to make Solitaire art.

This is my favorite of the public domain playing card images I have seen so far. I wanted to share the source and what they look like.

https://code.google.com/archive/p/vector-playing-cards/

Poker cards made using Inkscape

A full set of poker playing cards created using vector graphics. The .SVG source for each card is available as well as a high resolution rasterized .PNG version. These images are released into the public domain – attribution is appreciated but not required.

The following is what the 4 Aces look like.