Sample PNGs

drop-in test files · CC0 / public domain

Tiny PNGs / images for testing the tools on this site. Generated for testing — no real data inside. Save them anywhere.

— S., [email protected]

Files

solid-256.png

256×256 · solid sky-blue

gradient-1024.png

1024×1024 · linear gradient

alpha-checker.png

512×512 · alpha gradient on a colour grid

transparent-icon.png

512×512 · circle on transparent background

photo-1200.jpg

1200×800 · synthetic photographic JPG

icon-set-16.png

16 small icons — for sprite-sheet tests

tile-source-512.png

512×512 · evenly divisible · for split-tiles

vector — for SVG → PNG

What to test with each

solid-256.png for compression baseline (PNG of a single colour is tiny). gradient-1024.png for resize quality and JPG re-encoding. alpha-checker.png for transparency-handling tools (background, watermark, round corners). transparent-icon.png for round-corners and auto-trim. photo-1200.jpg for compress, watermark, EXIF inspection. icon-set-16.png as a contact sheet for testing split-tiles. tile-source-512.png for the split-tiles tool (divisible by common grids). sample.svg for SVG → PNG and Favicon kit.