This format is used as the color palette format for a variety of operating system image editors. It is used to store font templates in text and graphic editors. It allows you to change color intensity and transparency levels.
SVG is a markup language, scalable vector graphics, created by World Wide Web Consortium (W3C), designed for describing two-dimensional vector and mixed vector / raster graphics in XML. Supports both and animated, interactive graphics and declarative scripting. Not support the description of three-dimensional objects. The basis of SVG VML formed markup languages and PGML.