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PNGOUT is a tool which can optimize PNG files created by other programs. It can be run from the Windows Run dialog box or at the command prompt. PNGOUT can produce even smaller files than pngcrush -brute or optipng -o7, however, since PNGOUT does not automate trials, you will have to find the right options yourself (Note: PNGOUTWin supports trials). Here is a list of command line options that affe