Pick or Drag & Drop cursor files in their corresponding slot. Give the cursor package a name and hit create package. Optionally you can also decide wether to create the package inside a .zip ...
XCursor sucks, and we still use it today. Automatic scaling according to a configurable, per-cursor method. Support for SVG cursors Way more space-efficient. As an example, Bibata-XCursor is 44.1MB, ...