Convert exr to png Online: exr2png

You can use Tom's Editor to easily convert images from
High dynamic-range (HDR) file format .EXR to Portable Network Graphics .PNG.
Tom's Editor is a free, online image manipulation and converter program.

Go to Tom's Editor

EXR

High dynamic-range (HDR) file format is an image format with extension EXR.

PNG

Portable Network Graphics is an image format with extension PNG.