A firefox extension to allow the creation and editing of APNG files.

An extension of the PNG image format, adding support for animated images. Includes full specification including file structure and version changes.

Information, applications, and code relating to the PNG image format.

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, transparency from zero to 100 percent is supported.

Joe Barr discusses PNG, the new open source file format, and the Unisys/CompuServe/GIF controversy. [LinuxWorld]

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.

The official W3C recommendation specification for PNG.

Article written to encourage cartoonists to use PNG and to share tips on exploiting PNG's strengths.

Includes various free tools to create and manipulate PNG and MNG images, including an optimizer that can reduce the size of PNG images and a converter that can import BMP files.

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...