DXLib - Version 1.5 Ever wanted to create your own Director Xtras? Now you can! DXLib enables Delphi developers to create Xtras (plugins) for use with Macromedia products such as Director and Authorware. These Xtras can be used in your own multimedia projects or even sold. DXLib is already being used by hundreds of developers. Many of these developers create and sell these Xtras commercially.