SA Mod Manager does support multi languages for most of its UI, this means it can be translated into another language. If you want to contribute and add a new language, please follow the tutorial here ...

This price reflects trading activity during the overnight session on the Blue Ocean ATS, available 8 PM to 4 AM ET, Sunday through Thursday, when regular markets are closed.

Mods for Fallout 4 from the developer Bethesda can be downloaded from its official website. To install a mod, you simply select 'Add to library' and load the game once it has finished downloading.