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The PSD format is Adobe's proprietary format for Photoshop documents.

Format contents[]

  • Raster layers
    • Raster artwork
    • Blending modes
    • Layer opacity
    • Layer flow
    • Layer styles
  • Vector layers
  • Masks
    • Layer masks
    • Vector masks
  • Layer groups
    • Layer comps
  • Metadata

Format history and limitations[]

Although the PSD format can be opened by all recent versions of Photoshop, newer versions have features and increased limits that may be troublesome for older versions.

PSB format[]

More recent versions of Photoshop can make use of the PSB (Photoshop Big) format, which is mainly designed for the larger filesizes and more powerful processing available on 64-bit systems.

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