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pngcrush is a free and open-source command-line utility for optimizing PNG image files. It reduces the size of the file losslessly – that is, the resulting "crushed" image will have the same quality as the source image.
Metadata removal tool or metadata scrubber is a type of privacy software built to protect the privacy of its users by removing potentially privacy-compromising metadata from files before they are shared with others, e.g., by sending them as e-mail attachments or by posting them on the Web.
ExifTool is a free and open-source software program for reading, writing, and manipulating image, audio, video, and PDF metadata.As such, ExifTool classes as a tag editor.It is platform independent, available as both a Perl library (Image::ExifTool) and a command-line application.
IPTC metadata editor in the registered version. Proprietary: FastStone Image Viewer: All major formats, thumbnail view (6 predefined sizes), full screen, magnifier, slideshow. Uses second monitor for fullscreen preview. Popups image gallery, detailed image informations, editing options at the image border in fullscreen modus.
PNG was developed as an improved, non-patented replacement for Graphics Interchange Format (GIF)—unofficially, the initials PNG stood for the recursive acronym "PNG's not GIF". [ 6 ] PNG supports palette-based images (with palettes of 24-bit RGB or 32-bit RGBA colors), grayscale images (with or without an alpha channel for transparency), and ...
In Unix and Unix-like systems, including POSIX-conforming systems, each file has a 'mode' containing 9 bit flags controlling read, write and execute permission for each of the file's owner, group and all other users (see File-system permissions §Traditional Unix permissions for more details) plus the setuid and setgid bit flags and a 'sticky' bit flag.
A man was arrested for allegedly lighting a brushfire in San Bernardino, California that spread for more than 30 acres before it was contained Wednesday afternoon, local cops said.
Deleting a tag from Windows Photo Gallery will also remove it from all photos in the utility. Adobe Systems 's Extensible Metadata Platform (XMP) metadata standard, a descendant of the ubiquitous Exif standard which almost all digital cameras currently support, is also supported.