The Internode Mirror contains a wide selection of software for download by Internode customers.
File Download Mirror Directory Listing
Index of /pub/linux/slackware/slackware64-15.0/source/installer/sources/efi.i586/EFI/
Index of /pub/linux/slackware/slackware64-15.0/source/installer/sources/efi.i586/EFI/