PNG Specification
The official W3C recommendation specification for PNG.
Explorer versus PNG (AlphaImageLoader)
Information on displaying transparent and translucent (alpha channel) PNGs in Internet Explorer and other browsers.
MSDN - AlphaImageLoader Filter
Displays an image within the boundaries of the object and between the object background and content, with options to clip or resize the image. When loading a Portable Network Graphics (PNG) image, tranparency—from zero to 100 percent—is supported.
PNG
Information, applications, and code relating to the PNG image format.
PNG Resources of the Miscellaneous Persuasion
Links to images, mailing lists, test images, PNG and image compression documents, comics and websites using PNGs, the official site, and some unofficial resource sites.
PNG Tips for Cartoonists
Article written to encourage cartoonists to use PNG and to share tips on exploiting PNG's strengths.
PNG-Tech
A collection of comments, impressions, comparisons, experiments and ideas regarding the PNG (Portable Network Graphics) file format, and related technologies: ZLIB (Data Compression Format and Library), and MNG (Multiple-Image Network Graphics). It is focused on the compression algorithms used in PNG.
Portable Network Graphics - PNG
Thorough introduction to PNG image format.
The Sad Story of PNG Gamma Correction
Explains how PNG gamma "correction" causes color mismatches with other colors on web pages.
W3C: PNG
W3C overview of PNG. Includes browser tests to see if gamma and alpha work correctly.
Open Source Graphics with PNG
Joe Barr discusses PNG, the new open source file format, and the Unisys/CompuServe/GIF controversy. [LinuxWorld] (September 9, 1999)
The Story of PNG
An article detailing the history of the PNG format. (February 29, 1999)
PNG Specification
The official W3C recommendation specification for PNG.
Explorer versus PNG (AlphaImageLoader)
Information on displaying transparent and translucent (alpha channel) PNGs in Internet Explorer and other browsers.
MSDN - AlphaImageLoader Filter
Displays an image within the boundaries of the object and between the object background and content, with options to clip or resize the image. When loading a Portable Network Graphics (PNG) image, tranparency—from zero to 100 percent—is supported.
PNG
Information, applications, and code relating to the PNG image format.
PNG Resources of the Miscellaneous Persuasion
Links to images, mailing lists, test images, PNG and image compression documents, comics and websites using PNGs, the official site, and some unofficial resource sites.
PNG Tips for Cartoonists
Article written to encourage cartoonists to use PNG and to share tips on exploiting PNG's strengths.
PNG-Tech
A collection of comments, impressions, comparisons, experiments and ideas regarding the PNG (Portable Network Graphics) file format, and related technologies: ZLIB (Data Compression Format and Library), and MNG (Multiple-Image Network Graphics). It is focused on the compression algorithms used in PNG.
Portable Network Graphics - PNG
Thorough introduction to PNG image format.
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