to XCI converter is based in the awesome function "REMOVE_TITLE_RIGHTS" from NUT by blawar utilized by NSCB and Squirrel by JULESONTHEROAD. This function lets you erase the titlerights encryption from nsp files. Tinfoil and SX installer will install the ticket either way so for it to not...
Switch Army Knife is a free tool which can easily convert Switch Roms from NSZ to NSP, and XCZ files to XCI. Download here for free...
A simple batchfile to convert Nintendo Switch nsp files (digital format) to xci files (cartridge format) based in LucaFraga's hacbuild - julesontheroad/XCI_Builder