This section presents useful freeware.
Click on the file name to download and click on the Developer to go to their home page.



AutoCAD - Converter
A9 Converter (5.6MB) A9 Tech
Utility to convert 2004-2006 drawings to older versions, singly or by batch.
AutoCAD - Converter
ConvertDwg (915k) Edwin Giezeman
Converts AutoCAD drawings between versions (up to 2002) singly or by batch. See also the newer DwgConverter below.
AutoCAD - Converter
DwgConverter (469k) OpenDesign Alliance
Converts AutoCAD drawings between versions (up to 2002) singly. ConvertDwg above is older but allows batch conversions.
AutoCAD - Converter
EveryDWG (3.1MB) Open DWG Alliance
Windows application that converts files (up to Release 2009) back and forth between DWG and DXF formats. The current version is based on DWGdirect 2.7.1, and now supports wildcards for input file specification (allowing DXF files to be used as input).
AutoCAD - General
acLayoutUtil (50k) Autodesk
An ARX drawing layout utility. Splits multiple views on a single layout into separate layouts and imports & exports layout page setups.
AutoCAD - General
AutoCAD Ownerguard Personal (6.4MB) Armjisoft
Provides a real Security, Distribution, Publishing, Licensing and DRM solution for Autodesk AutoCAD Drawings (DWG). Now you can gain full control over your drawings usages, distribution and ownership rights
AutoCAD - General
BubbleCAD () Link to AsuniCAD
Displays the properties of any object in your drawing, at any time.
AutoCAD - General
CADieu+ Viewer (1.13MB) Lintang Darudjati
Provides an Explorer-like interface to preview AutoCAD and standard graphics format files, create slides, build slide libraries, extract slides, open and insert drawing files, attach XRefs and image files. Features a convenient roll-up button to hide its window in its title bar and can be added to the Windows right-click context menu.
AutoCAD - General
CxDocBar 2004-2006 (84k) CadWerx
For AutoCAD 2004-2006. See notes above, uses CxDocBar16.arx.
AutoCAD - General
CxDocBar 200x (73k) CadWerx
For AutoCAD 200x, except 2004-2006. Dockable Document Bar to swap between open drawings.
AutoCAD - General
CxFixCombos 2004-2006 (12k) CadWerx
For AutoCAD 2004-2006. See notes above, uses cxFixCombos16.arx.
AutoCAD - General
CxFixCombos 200x (9k) CadWerx
For AutoCAD 200x, except 2004-2006. Increases width of layer and linetype dropdowns so names are not truncated. Includes Windows Registry customization info to change default width and height.
AutoCAD - General
DrafTools () Link to ManuSoft
Free dialog-based utility that facilitates drawing setup by managing custom title blocks and automatically setting system variables based on the drawing scale selected during title block insertion.
AutoCAD - General
DSXTools 2004 (2.3MB) David Stein
AutoCAD 2004. See notes above.
AutoCAD - General
DSXTools 200x (1.6MB) David Stein
Up to 2002. Provides a collection of useful time-saving features for layer management, text management, dimensioning, blocks, drawing files, and other functions.
AutoCAD - General
DwgIcon (119k) Stephan Haugh
Displays icons in Windows Explorer and file dialogs to differentiate between different AutoCAD versions.
AutoCAD - General
Flatten.lsp (12k) Mark Middlebrook
Sets the Z coordinate of most drawing objects to 0.
AutoCAD - General
FreeHand.lsp (7k) TimeSavers for CAD
Modifies lines and polylines to appear as if drawn freehand using overlaps and wiggles.
AutoCAD - General
PwrDoc.lsp (3k) 
Creates a text file report of drawing file contents. Includes info on: Blocks, Dimension Styles, Layers, Linetypes, Text Styles, Named UCSs, Named Viewports, Named Views, XData, and Xrefs. A little rough around the edges, but good for a quick drawing overview.
AutoCAD - General
THCHT (6k) Autodesk/Timo Huttunen
Classic ChangeText routine updated with a dialog interface.
AutoCAD - Plotting
acPlotStamp (53k) Autodesk
An ARX plot stamp utility. Adds various drawing-plot information to the plotted drawings.
AutoCAD - Programming
AcadUnSupp for 200x (71k) Autodesk
Automation server that provides some functionality that cannot be found in AutoCAD 200x Automation Object Model.
AutoCAD - Programming
AcCont12 (109k) Jorge Lopez
AutoCAD Dockable ActiveX Control Container ver 1.2 for AutoCAD 2000-2002. Provides a a docking window that serves as a generic and programmable container for ActiveX controls. Includes source code and sample.
AutoCAD - Programming
AcCont16 (26k) Jorge Lopez
AutoCAD Dockable ActiveX Control Container ver 1.6 for 32-bit AutoCAD 2004-2006. Includes ARX and type library.
AutoCAD - Programming
AcCont16 Source Code (48k) Jorge Lopez
Source code for AcCont 16.
AutoCAD - Programming
AcCont17 (46k) Jorge Lopez
AutoCAD Dockable ActiveX Control Container ver 1.7 for 32-bit AutoCAD 2007-2009. Includes ARX and type library and test utility.
AutoCAD - Programming
AcCont17 & 18 Source Code (46k) Jorge Lopez
Source code for AcCont 17 & 18.
AutoCAD - Programming
AcCont18 (34k) Jorge Lopez
AutoCAD Dockable ActiveX Control Container ver 1.8 for 64-bit AutoCAD 2008. Includes ARX and type library.
AutoCAD - Programming
AdcgSendCmdSync (7k) Autodesk
Fixes the SendCommand bug. Forces the SendCommand call to execute immediately.
AutoCAD - Programming
AsdkOpmX (7k) Autodesk
Provides an Automation object, called Property, that lets you create custom properties in the Properties Window of AutoCAD 200x.
AutoCAD - Programming
AsdkOpmX Source Code (72k) Autodesk
Source for AsdkOpmX.
AutoCAD - Programming
CAD.ocx (504k) SkySof
Allows programmatic access to various AutoCAD commands and functions.
AutoCAD - Programming
DosLib () Robert McNeel & Associate
Free utility that provides DOS and Windows command functionality for AutoLisp and Visual Lisp.
AutoCAD - Programming
DwgProp15 (6k) Autodesk
Adds the DwgProps class which scans DWG files and extracts DWG Property data if present. Includes PScan example.
AutoCAD - Programming
Java_Source_0.1.0 (286k) Brain:On
Source for the AutoCAD Java Extension.
AutoCAD - Programming
MassProp (5k) ManuSoft
Exposes the AcDb3dSolid::getMassProp() function to AutoLISP.
AutoCAD - Programming
Python_Acad200x_Exe_04.1 (93k) Georg Mischler
Binary package for the AutoCAD Python Extension.
AutoCAD - Programming
Python_Acad_Source_04.2 (127k) Georg Mischler
Source for the AutoCAD Python Extension.
Windows - Backup
DriveImage XML (1.7MB) Runtime Software
An easy to use and reliable program for imaging and backing up partitions and logical drives.
Windows - Plot Utility
PrimoPDF (10.9MB) ActivePDF
Free and simple PDF creator
Windows - Plot Utility
PrintFile (138k) Peter Lerup
Advanced drag-n-drop plot file processor.
Windows - System
Defraggler (866k) Piriform
Defrag tool that enables you to quickly and simply defrag the files you want to, without having to process the whole drive. Simply run it, select the file and defragment in seconds.
Windows - System
Easeus Partition Manager (8.2MB) Easeus
A comprehensive hard disk partition management software to Resize and Move, Copy, Create, Delete and Format, Hide and Unhide Windows partitions and more.
Windows - System
Glary Utilities (5.9MB) GlaryUtilities.com
Allows you to: clean common system junk files, invalid registry entries, and Internet traces, manage and delete browser add-ons, analyze disk space usage, and find duplicate files, view and manage installed shell extensions, encrypt files, split large files into smaller manageable files and rejoin them, secure file deletion, and much more.
Windows - System
Process Explorer (1.6MB) Mark Russinovich
An advanced process management utility that will show you detailed information about a process including its icon, command-line, full image path, memory statistics, user account, security attributes, and more.
Windows - Utility
Clone Maxx (750k) Convar
Copies contents of one drive to another. Use for installing a new hard drive and transferring all files and settings. Compact and DOS-based. First time you run the program it will create a bootable floppy. Reboot PC to the new floppy to clone a drive. FOR EXPERIENCED USERS.
Windows - Utility
Convert (153k) Josh Madison
Easy to use unit conversion program that will convert the most popular units of distance, temperature, volume, time, speed, mass, power, density, pressure, energy and many others, and includes the ability to create custom conversions.
Windows - Utility
CPUz (593k) CPUid
Provides comprehensive information on your system cpu, mainboard, RAM, etc
Windows - Utility
CRMiniCalc (361k) Cleber Resende
An expression calculator in a discrete always-on-top window. Copy-Paste to AutoCAD command line with Ctrl-C/Ctrl-V.
Windows - Utility
ICEOWS 4.20b (740k) Raphaël et Béatrice Mou
Zip file manager. Create/Extract multiple compression formats, including: GZip, TGZ, TAR, CAB, RAR, ACE, PK3, Java Archive (JAR,EAR,WAR), Internet Mail (.mime, uue, xxe, b64,hqx) LHA, LZH,LZS and IMP files. It also creates self-extracting files from ARJ.
Windows - Utility
MS Error Messages (156k) Gregory Braun
Provides info on an extensive list of Windows error messages.
Windows - Utility
MultiEdit (307k) Webadviso
Allows volume text editing over multiple files as a single operation. *Includes a donation nag on exit.
Windows - Utility
NoteTab Lite (1.8MB) Fookes Software
The ultimate free Notepad replacement and a handy HTML editor. Handle a heap of files with a simple tabbed interface. Search files, strip HTML tags and format text quickly. Build libraries of text macros to speed up your work.
Windows - Utility
Pop Peeper (1.0MB) Jeff Meier
Utility to check and retrieve email over multiple accounts.
Windows - Utility
TweakUI XP (564k) 
User interface customization for Windows XP.
Windows - Utility
Win-VNC 3.3.7 (564k) AT&T Cambridge
Remote control utility for networks / internet.
Windows - Utility
XN Resource Editor (1.2MB) Colin Wilson
A free, powerful, fully featured resource editor and PE module explorer
Windows - Utility
XP AntiSpy (304k) Christian Taubenheim
Utility to help sniff out and close possible security holes in your Windows XP installation - FOR ADVANCED USERS ONLY. THIS MODIFIES SYSTEM SETTINGS AND CAN BE DANGEROUS IF YOU ARE NOT POSITIVE WHAT YOU ARE DOING.




DISCLAIMER NOTICE: All files are provided in an effort to enhance your drawing environment and have been verified to function properly FOR OUR PURPOSES. It is your responsibility to verify that all files/programs provided here will function properly for your purpose PRIOR TO THEIR USE. ActiveDwg and its affiliated sites make no warranty, express or implied, as to the viability of any particular programs for any particular purpose. By utilizing programs contained on this site, you are indicating your agreement with these terms.