AI is Adobe Illustrator’s proprietary vector format for storing artwork with layers, paths, gradients, effects, symbols, and typography. Since the 1980s, AI has been the go-to for professional logo design, icons, typography, illustrations, packaging, and print materials due to its advanced tools and PDF compatibility. In 2026, AI files remain central in creative agencies despite open alternatives like SVG — because of non-destructive editing, precision, and integration with Photoshop/InDesign. Files are compact and editable indefinitely. For freelancers and studios, saving master copies as AI ensures future-proof edits before exporting to client formats.
As part of the image category, this format is highly optimized for its specific use case. Whether you are using it for professional or personal tasks, understanding how to handle .ai files is essential for efficient digital workflows.
Native opening in Adobe Illustrator. Affinity Designer imports AI files reliably. Convert to PDF/SVG for broader compatibility using Illustrator export or online tools.