This is a vector image created in the Adobe Illustrator program. It consists of lines that connect points; it’s used in SMI and during the creation of logotypes. They can be increased without lose of quality since they don’t contain raster image data. AI consists of a header, identifier strings and graphics objects. It functions to present graphical images in EPS format.

This format was used to store bitmap and vector images natively on Macintosh computers. It was used for laying out and sharing images between programs. It used JPEG compression algorithms and RLE encoding. Today, the PICT format is used in the Windows environment with the PCT extension.