There was a download of DimNotes 1.1 on the developer's website when we last checked. We cannot confirm if there is a free download of this software available. We recommend checking the downloaded files with any free antivirus. This program was originally developed by JTB World. The program is included in Photo & Graphics Tools. The following version: 1.1 is the most frequently downloaded one by the program users.
From the developer:
DimNotes is an add-on to AutoCAD based products.DimNotes makes it easy to add dimension notes to dimension objects in AutoCAD.The list with notes is saved to a file and can easily be edited. The note can be added to different locations, before as prefix, after as suffix, above and below existing dimension text. Existing notes can be replaced.Multiple notes can be added. Associative dimension value is retained.
You may want to check out more software, such as CAD To DMC, which might be related to DimNotes.