Direct X Portable is a set of application used to operate the task related to the Portable multimedia files like videos and gaming and windows operating system. you can Get it for all Operating System.
What is DirectX Portable Version
if we observe the DirectX literally we find that the word direct X comes from a collection of files which are used with the name of Direct like Direct3D, DirectMusic, DirectSound, and direct play. The term DirectX Portable is used as a short term instead of all mention APIs.
See: Directx 11 Portable
After this when Microsoft company developed its product Xbox they also used this word with it to show that this product is on the basis DX technology. the first version of DirectX was released in 1995. DirectX Portable Version is introduced by the Portableapps.com. After its development a lot of games, graphics card and drivers, audio card, CPU, and other multimedia graphics cards, audio cards, motherboards, CPUs, input devices, Portable games, and other multimedia applications. There are number of PortableApps DirectX Portable software introduced after one another. Each one have its own unique features. every new version brought something better then the previous version.