Portable Network Graphics
Revision as of 13:26, 9 March 2010 by Evelyn McLellan (talk | contribs)
Main Page > Documentation > Format-specific preservation plans > Portable Network Graphics
Also known as
File extension(s)
- .png
Format registry information
Significant properties
See Significant properties of raster images
Preservation action plan
- Do not normalize.
Preservation issues
- Xena retains .png files as is and wraps them in Xena XML.
- Suggested preferred preservation format for bitmap images, Library of Congress
- Florida digital Archive has "high confidence level" in ability to preserve .png files: FDA Recommended Data File Formats.
- Library and Archives Canada considers PNG to be a recommended format for still images: Guidelines for Computer File Types, Interchange Formats and Information Standards
Conversion test results
Access format
More information