pngcheck

pngcheck is a tool developed by Greg Roelofs for verifying the integrity of PNG image files.

pngcheck can be used from the command line to perform various checks on PNG files, such as verifying the file structure and ensuring data integrity.

pngcheck can detect errors such as incorrect file structure, invalid CRC values, and other issues that may affect the integrity of a PNG file.

Yes, pngcheck is an open-source tool released under the zlib/libpng license.

Yes, pngcheck can be incorporated into automated processes and scripts to check PNG files automatically.

Yes, pngcheck can display detailed information about the color type, bit depth, compression method, and other properties of a PNG image.

Yes, pngcheck is designed to be platform-independent and can be used on various operating systems.

No, pngcheck is primarily used for detecting errors and verifying the integrity of PNG files but does not have the capability to repair them.

Yes, there are other tools available for checking PNG files, but pngcheck is widely recognized for its reliability and extensive error detection capabilities.

More information about pngcheck can be found on the official website or by referring to the tool's documentation.