What is the PICTCLIPPING file format?
A .pictclipping file is a graphic image file format native to macOS. Such files are used for storing raster images. A .pictclipping is generated when a highlighted image is dragged to the desktop; as a result, an image clipping file is created.
.pictclipping file format is native to the Mac operating system. The image content is stored as one or more pasteboard flavours (typically .tiff or .png) inside a property list in the data fork; older files may also carry the image as a classic PICT resource in the resource fork. .pictclipping images can be converted to other image formats and then opened with different applications. .pictclipping files can be regarded as a reusable alternative to the clipboard for short-term image storage. A sibling type, .textclipping, stores dragged text in the same way.
Security & safety
RISK: LOWA .pictclipping is a passive image snippet with no scripting or executable content, so it's safe to open. The only practical notes: it may quietly contain whatever image was dragged (mind sensitive screenshots in old clippings), and it's macOS-only - on Windows/Linux you can't open it natively, so recover the picture by opening it on a Mac (Preview/GraphicConverter) and exporting it. Be wary of Windows "viewers" advertised online for this extension; the format genuinely needs a Mac.
Format details
in a nutshell- Johnson-Grace / AOL ART (.art) compressed image - Unrelated AOL-era compressed image format also abbreviated 'PICT clipping' in some old directories; the .pictclipping extension itself is Apple-specific.
Programs that open PICTCLIPPING files
Technical details
deep spec| File role | Finder clipping holding a dragged image fragment; created by dragging an image selection from an app to the Desktop or a Finder folder window |
| Data fork container | Binary property list (bplist00) or XML plist wrapping one or more pasteboard flavours of the image (typically TIFF or PNG) |
| Legacy resource fork | Older files carry the image as a classic PICT resource in the resource fork with Finder type code; modern macOS may retain both forks for compatibility |
| Encoding | Binary (bplist00 property list) in the data fork; legacy files may additionally carry big-endian QuickDraw/PICT data in the resource fork |
| Embedded image format | Typically TIFF or PNG; compression follows the embedded format (TIFF: LZW or uncompressed; PNG: DEFLATE) |
| Color depth | Up to 32-bit RGBA, following the embedded image format; classic PICT (resource fork variant) supported 1-32 bpp |
| Typical file size | A few KB to a few hundred KB, depending on the size and format of the dragged image fragment |
| Platform | macOS only; Windows and Linux treat the file as an opaque binary without conversion |
| Quick Look support | macOS Finder renders a thumbnail via Quick Look without opening an application |
| Sibling clipping types | .textclipping (dragged text), .webloc (dragged URL/bookmark) - same Finder clipping mechanism with different content types |
| Reuse method | Drag the .pictclipping file back into any compatible app to paste the image, providing persistent clipboard-like storage |
| Format history | Clipping files introduced in Mac OS System 7.5 (1994) as a drag-and-drop persistence mechanism; .pictclipping is the image-specific variant on Mac OS X / macOS |
| Released | Classic Mac OS clippings since System 7.5 (1994); the .pictclipping extension form on Mac OS X / macOS |
| Latest version | Current macOS (Finder feature; no versioned spec) |
| Specification | en.wikipedia.org |
PICTCLIPPING conversions
Community Q&A
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