Rumors are going on that Apple has a Apple TV apps engineer and whether LinkedIn is to be believed. What that means precisely is unknown and perhaps they simply engineered the built-in Netflix and YouTube apps. According to MacRumors, they reports that the internal view of the Apple TV is simply a collection of apps seems to be in line with future third-party expansion.
It is all all clear that Apple TV (2010) is running iOS and now at present is not a question of whether or not it can run 3rd party apps, but whether or not Apple will open it up to running them. Earlier Apple has also some restrictions with new app joining the App Store