Send a comment on this item to LII: Send a comment on this item to LII staff, who on weekdays will usually reply within 24 hours. Portable Network Graphics (PNG) "PNG (pronounced 'ping') is ... a format for storing bitmapped (raster) images on computers." The website for this open-source image format is organized into four basic categories of information: general information; supporting applications (browsers, image editors, etc.); programming resources (libraries, toolkits, source code); and images (examples and a large list of links to related resources). http://www.libpng.org/pub/png/ Asterisk * indicates required field. Your Name Your Email Address * We will not sell or provide your email address to anyone else. Comment * Enter the verification code as it is shown in the box below. This helps prevent automated submissions. *