.psb

Photoshop Large Document

Not yet supported

Format facts

MIME type: image/vnd.adobe.photoshop
Apple UTI: com.adobe.photoshop-image
Stock Quick Look: no stock preview
Planned approach (census): special-renderer
Icon hint: generic-icon
Prevalence: common

Renderer note (from the census)

parse PSB header for 64-bit offsets and composite image

Gotchas: greater than 2GB files