Convert pgx to png Online: pgx2png

You can use Tom's Editor to easily convert images from
PGX of JPEG 2000 .PGX to Portable Network Graphics .PNG.
Tom's Editor is a free, online image manipulation and converter program.

Go to Tom's Editor

PGX

PGX of JPEG 2000 is an image format with extension PGX.

PNG

Portable Network Graphics is an image format with extension PNG.