SX OS v1.5 released by Team Xecuter and please check the new features here:
Added mass NSP install (and optional delete) functionality
Users who want to install a lot of NSP titles at once can now easily do so by pressing [Y] in the installer tab. Upon finish the NSP installer will also ask you if you want to delete the NSP source files from your microSD card, freeing up space and keeping every neat and tidy!
FTP server support
You can now enable a FTP server from the options tab in our menu that will keep running even once the menu is closed. This FTP server gives direct access to your microSD card, so you no longer have to eject the card to store/retrieve files.
More content directories
Some people complained that they didn’t like all the XCI/NSP/NRO files in the root of their SD card. We have to agree that becomes a bit messy, so the menu will now scan the following directories as well looking for game content: