: Standard Workbench 1.3 can be sparse. Repacks often include "Quality of Life" improvements, such as pre-configured shell environments, improved icons, or "FastFileSystem" support.
Check the disk contents. A Workbench 1.3 disk (df0:) shows: amiga workbench 13 adf repack
You might ask: "Can't I just download any ADF from a random forum?" : Standard Workbench 1
: Delete non-essential printer drivers and "The Very First" tutorial files to free up significant blocks. Inject Utilities : Copy your chosen tools ( Amiga Test Kit ) into the Edit Startup-Sequence such as pre-configured shell environments