PNG - Portable Network Graphics - is a W3C Recommendation (7
October 1996):
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An extensible file format for the lossless, portable, well-compressed storage
of raster images.
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A patent-free replacement for GIF.
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Indexed-color, grayscale, truecolor images, an optional alpha channel for
transparency.
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Internet Media Type image/png
Other issues to be addressed:
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Color on the Web
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New graphics formats
More on Graphics: ``Scalable Graphics for the Web'', Developer's
Day
