calibredb:tldr:93c74

The calibredb add command is used to add one or more e-book files to the Calibre database. Here's an explanation of the syntax:

• calibredb: This is the command-line tool for Calibre, which is an open-source e-book management software.
• add: This is the sub-command that specifies the action to add files to the Calibre database.
• ${file1 file2 …}: This is a placeholder for the actual e-book files you want to add. You can replace ${file1 file2 …} with the file paths of your e-book files separated by spaces. For example, if you want to add two files named book1.epub and book2.mobi, you would use calibredb add book1.epub book2.mobi.

By executing this command, you are instructing Calibre's command-line tool to add the specified e-book files to your Calibre library, making them available for management and reading within the Calibre software.