Compressing images without compressing quality

[Alan M. Evans]

On Tue, 2006-06-13 at 15:05, Paul Smith wrote:
> Dear All
> 
> I wonder whether there is a Linux equivalent of
> 
> http://www.nuetools.co.uk/stripfile.html
> 
> to compress images without compressing their quality.
> 
> Any suggestions?

I've used pngcrush. Kinda old. PNG only. Commandline only.

  http://pmt.sourceforge.net/pngcrush/