Apple Icon Image

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Apple Icon Image
icns file icon (Preview).
File name extension .icns
Type code icns
Uniform Type Identifier com.apple.icns
Developed by Apple Inc.
Type of format icon file format

The Apple Icon Image format is the icon format used in Apple Inc.'s Mac OS X. It supports icons of 16×16, 32×32, 48×48, 128×128, 256×256 and 512×512 pixels, with both 1- and 8-bit alpha channels and multiple image states (example: open and closed folders). The fixed-size icons can be scaled by the operating system and displayed at any intermediate size.

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