does exiftool do what you need?

`exiftool -all= <some.PNG>`

On 11/12/2017 17:57, Hans-Christoph Steiner wrote:
> 
> Anyone know any tools for sanitizing PNGs without touching the
> compressed image data?  With JPEG it is easy to strip out EXIF with
> python-pil or many other tools. I haven't found a simple, clean approach
> in Python for PNGs.
> 
> .hc
> 

-- 
Rick Valenzuela
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