This is the gold standard for "free." The AutoCAD community has been writing AutoLISP scripts for decades. A simple script called Increment.lsp or NumInc.lsp is widely available on forums like or Autodesk Community .
: Efficiently renumbers existing text, MText, or attributes in bulk by adding prefixes, suffixes, or replacing the string entirely.
How to do an auto numbering of text in AutoCAD. How to do an auto numbering of text in AutoCAD. Autodesk Support. Feb 6, 2026. Iss... Autodesk Plugins and Add-ons for AutoCAD - Autodesk App Store CADflow is a complete architectural CAD system that is ready to go! It includes everything you need to deliver projects—annotation... Autodesk App Store AutoCAD Increments Plugin: Architecture Floor Plan Tutorial Apr 26, 2024 —
: Users in fire protection and CCTV design report that it cuts labeling time in half.
: While usually stable, some users have noted installation errors on certain AutoCAD 2025/2026 builds.