InnerSoft CAD
- A group of tools to exchange the values of Area/Length property or coordinates for various AutoCAD entities with an Excel sheet.
- http://innersoft.itspanish.org/

AutoCAD Plugins from Alex
- Utilities for AutoCAD, such as a table generator, an editor for DTEXT and MTEXT objects, and an extension for calling arbitrary DLLs from AutoLISP.
- http://www.alx.ncn.ru/

Cadet 2004
- A text editor which allows to create, edit and spell check text, attributes, notes and text tables in AutoCAD drawings.
- http://www.wascotech.com/cadet/index.html

CADTool Software
- Office2CAD to import MicroSoft Excel and Word files into AutoCAD and MicroStation, AutoBlock to link block attributes to an Excel sheet, and Image2CAD to convert raster data to DXF.
- http://www.cadtool.net/

HowFar Lisp Program
- Free AutoLISP routine that measures and displays distances in various units.
- http://mywebpages.comcast.net/medeziner/

Autodraw for AutoCAD
- A collection of menus and commands designed to accelerate drawing with AutoCAD, with a complete set of tutorials.
- http://www.autodraw.com/

Yerdog AutoCAD Custom Commands
- A free collection of AutoCAD commands, mainly aimed at the architectural drafting operator but not limited to a specific application field.
- http://www.netspace.net.au/~pgodfrey/yerfdog/index.htm

Autocad 3D Utilities
- A collection of free utilities in Autolisp, ADS and ARX for 3D modelling and exporting to visualization systems.
- http://www.schorsch.com/download/

Softco Engineering Systems
- AutoCAD standards management and drawing translation software.
- http://www.softcosys.com/

LT-Extender
- Software that extends AutoCAD LT with ARX and AutoLisp programming interfaces, as well as with other commands known from the full version of AutoCAD.
- http://www.lt-extender.com/

Chris Watts Design
- AutoCAD add-ons for 3D modelling, isometric drafting, and block library management.
- http://www.cwattsdesign.com/

M8Tools.com
- Shareware AutoCAD Utilities to Change, Plot, and Purge multiple drawings, or to create custom leaders.
- http://www.m8tools.com

PRO Menu
- Menu utilities and interface enhancements for recent AutoCAD versions.
- http://www.multicim.com/pmenu.html

ManuSoft
- Shareware and freeware for AutoCAD. Also provides consulting, customization and support services.
- http://www.manusoft.com/Index.stm

Cadmus Software Solutions
- Software company offering a variety of commercial tools for use with AutoCAD 2000.
- http://www.cadmus.ws/

DotSoft
- Developers of productivity add-ons covering most aspects of working with AutoCAD.
- http://www.dotsoft.com/

Cadtech
- Sells the TEMPLATE AutoCAD block management utility.
- http://www.caddtechconsulting.com/

CADDee.com
- A few free AutoCAD utilities for download, with instructions and a support forum.
- http://www.caddee.com/

CADAddOn.com
- Offers AutoCAD applications for file library handling, management of text, blocks, linetypes, and other data, as well as selection and snap tools.
- http://www.cadaddon.com/

Bubble for AutoCAD
- A free information assistant for AutoCAD that displays object properties in the drawing through tooltip popups.
- http://www.bubblecad.com/

AutoJournal
- Links AutoCAD with the journal function in Microsoft Outlook for time and billing.
- http://www.autojournal.net/

AutoHook
- A Windows tray application that allows to define macros for AutoCAD keybord input.
- http://www.command-digital.com/autohook.htm