PNG and MNG/JNG image formats: home site

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PNG (Portable Network Graphics image format) and MNG (Multiple-image Network Graphics image and animation format) home sites



Related Projects

PNG and MNG tools

pngcrush and other tools for manipulating PNG (Portable Network Graphics) and MNG (Multiple-image Network Graphics) files.


libmng -THE reference library for reading, displaying, writing and examining Multiple-Image Network Graphics. MNG is the animation extension to the popular PNG image-format.

ThumbView - Expansive Thumbnail support!

Add thumbnail support for .cut, .dcx, .dds, .mdl, .mng, .pcd, .pcx, .pic, .pix, .png, .pnm/.pbm/.pgm/.ppm, .psd/.pdd, .psp, .pxr, .sgi/.rgb, .tga/.vda/.icb/.vst, .tif/.tiff, .wal, and .xpm in MS-Windows XP Explorer! Or plug in your own image formats!


vec2web is a small tool to convert vector drawings (currently DXF) to graphics which can be used on the web (currently PNG, GIF, JPEG and SWF). However, vec2web can also convert DXF drawings to XBM, XPM, PNM, MNG and BMP. PS / EPS support is planned.


CxImage is a C++ image processing library. It can load, save, display, transform images in a very simple and fast way, with transparency, multiple layers and selections, support for BMP GIF JPG PNG MNG TIF ICO TGA PCX J2K JBG RAS PNM RAW PSD

Imagesize - python image size module

A pure python & pythonic image size modulesupport format: jpg, bmp, gif, png,tiff, swf, ppm, xbm, xpm, psd, pcd, mng, rgb, ras, pcx >>> import imgsz>>> imgsz.size('C:\\\\1.gif')('GIF', 259, 191)>>> imgsz.fromstring(open('C:\\\\1.gif').read(1024))('GIF', 259, 191)

File-key-search - Search and extract by file signature

AboutThis Programm provides ability to search the target file for the embedded files by the specific format parameters predefined as "Keys" disregarding the rules of such file packaging. Each Key represents minimum file format specification that allows to distinguish it from other file formats during the Search. It is suitable to find and extract recognized items (Media) in a file that is known to combine other file-types inside. For example that may be a raw uncompressed hard-disk/memory dump (

extramng - this is a little program extract PNG image files from a MNG file, using libmng

this is a little program extract PNG image files from a MNG file, using libmng


Recompression utilities for .ZIP archives, .PNG snapshots, .MNG video clips and .gz files