01 PBX Planning - FreePBX 101 v15
Crosstalk Solutions
Exports shelf name, visibility, and book metadata. Smallest file, useful for migrating structure if books already exist in target library.
Includes paths to book files relative to Calibre library and any linked URLs. Target library must have identical structure for local files.
Packages shelf data and actual book files (formats, covers) into a single ZIP archive. Most portable, largest file size.