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AI file format

Extension.ai
Categoryimages
Programs
Adobe Acrobat
Adobe Photoshop
ACD Systems Canvas
CorelDRAW
XnView
Ghostscript
Inkscape
sK1
GIMP
Main programAdobe Illustrator CS
Description.ai (Adobe Illustrator Artwork) The .ai format is a proprietary file format developed by Adobe Systems for representing single-page vector-based drawings in either the EPS or PDF formatsThe AI format is most commonly used for creating and editing vector graphics. It is primarily used with Adobe Illustrator, a popular vector graphics editing program. AI files are well-suited for logos and illustrations as they can be resized without losing image quality.
Technical detailsThe .ai file format, associated with Adobe Illustrator, is a proprietary vector-based drawing format representing artwork in EPS or PDF formats. Unlike raster graphics (.jpg, .png), .ai files use scalable paths and points, ideal for resizable designs like logos. Initially exclusive to Illustrator, they're now compatible with various graphic design software, though with some limitations. Based on PDF, .ai files support layers, artboards, and can include both vector and raster graphics. They maintain editability, allowing individual graphic elements to be modified. File size varies based on complexity and embedded images. Adobe Illustrator supports backward compatibility for saving in formats compatible with older versions, though newer features might not be preserved. These files are suitable for professional printing, essential for graphic designers and digital graphics professionals.
MIME type
application/postscript