Background color changer for OSNAPZ.

A seven-parameter similarity transformation calculator in 3D space.

JTB Spot Elevation is an app to insert surveying Spot Elevation blocks and manage them on an Edit Properties spreadsheet.

This app can be used with Autodesk® AutoCAD® to create Spirograph (TM) - like patterns. Turn AutoCAD into an educational toy that will provide hours of fun for the whole family!

App to simplify layer override settings within viewports.

App to quickly copy a rectangular window of selected objects out from your drawing, and trim everything outside the window's edges. The result can be copied to the current drawing or to the clipboard.

App to quickly copy a rectangular window of selected objects out from your drawing, and trim everything outside the window's edges. The result can be copied to the current drawing or to the clipboard.

JTB Spot Elevation is an app to insert surveying Spot Elevation blocks and manage them on an Edit Properties spreadsheet.

Sorts data in table ascending or descending in selected columns

Sorts data in table ascending or descending in selected columns

This app for Autodesk® AutoCAD® simplifies the process of publishing (plotting) sets of drawings to DWF and/or PDF.

This app for AutoCAD® simplifies the process of publishing sets of drawings to DWF and/or PDF. The trial is fully functional except that it only publishes up to 5 drawings or layouts per session.

Show the DWG and DXF version and properties and metadata in Explorer columns or in file dialog boxes within Autodesk® AutoCAD® or other applications.

DWG Columns freeware shows the DWG and DXF version in Explorer columns or in file dialog boxes within Autodesk® AutoCAD® or other applications.

Find and identify Autodesk® AutoCAD® drawings (DWG, DWS, DWT) that contain the educational plot stamp or watermark.

Find and identify Autodesk® AutoCAD® drawings (DWG, DWS, DWT) that contain the educational plot stamp or watermark.

App to simplify layer override settings within viewports.

Add notes or comments in Autodesk® AutoCAD® DWG files and optionally be notified about the note when the drawing is opened.

Add notes or comments in Autodesk® AutoCAD® DWG files and optionally be notified about the note when the drawing is opened.

Be able to change the time it takes to show/hide or roll-up/roll-out the palette windows in Autodesk® AutoCAD®.

TotalPurge is a powerful compact tool that allows you to quickly clear drawings of redundant graphic constructions, as well as to convert various types of objects to polylines.

Show the DWG version and properties as an Infotip (tooltip) in Explorer or even from file dialog boxes within Autodesk® AutoCAD®.

Show the DWG version and title property as an Infotip (tooltip) in Explorer or even from file dialog boxes within Autodesk® AutoCAD®.

This app highlights dimensions in a drawing for which the user has customized the dimension text.