a 2D graphics library, support for multiple output devices. (output targets include the X Window System, Win32, image buffers, PostScript, PDF, and SVG file output. Experimental backends OpenGL (through glitz), Quartz, and XCB.
a royalty-free, cross-platform standard that combines a set of native APIs into a comprehensive media stack specification for accelerating rich media and graphics applications. like DirectX™ for mobile phones!