Most Vitamin releases were numbered (0.1, 0.2, etc.). was a special fork or patch released by an anonymous developer (some say a group called “Team Omega”). It improved:

For many players, these legacy Vitamin dumps are the only way to access content that Sony no longer sells or supports.

In the annals of PlayStation handheld history, few phrases carry as much underground weight as “Vitamin 0.8 Omega LittleBigPlanet PlayStation-R-...” – a broken yet evocative string that points to a golden era of PlayStation Vita homebrew. To the uninitiated, it looks like gibberish. But to the dedicated modding community, it represents the perfect storm of software exploitation, game dump utilities, and creative remixing.

Utilizes the front and rear touchscreens, motion sensors, and the camera for unique gameplay mechanics.

It looks like you’ve combined a few different things: (a former PlayStation Vita hacking tool), 0.8 (a version number), Omega (a possible build or different tool), LittleBigPlanet (the game), and PlayStation-R- (possibly a reference to PlayStation Revolution or a scene group).