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

Convert model space title blocks to layouts

Breaks the selected dimensions by the specified points

This tool is for surveying. From a selected polyline, the app will create a Pline Closure text report, shown in Autodesk® AutoCAD® Text Window, and/or saved to a text file.

This tool is for surveying. From a selected polyline, the app will create a Pline Closure text report, shown in Autodesk® AutoCAD® Text Window, and/or saved to a text file.

Sorts the selected objects, placing them in new layers generated automatically, and sets the properties of these objects ByLayer.

Enables configuration and use of drop-down lists in attributed block tag values and editing multiple block attributes at the same time.

Quickly exports a table of Lines and Texts or Attribute blocks to a Table For the table of unknown attribute blocks, please use BURST command to burst all blocks first.

Quickly counts and exports information to a Table or Clipboard

The FREE plugin for Autodesk® AutoCAD® to get Google Earth imagery right into your drawings!

Attempts to improve a field survey in certain cases by creating a smoothed out version of an original 3d polyline

Generates successive polyline approximations of lwpolyline/polyline3d objects to smooth out the original shape but keep the overall polyline trend.

Morphs one polyline into another by generating intermediate polylines at arbitrary stages of the process.

A basic recursive random tree generator in 2D and 3D.

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

Quickly trace the boundary of selected objects. From selected objects(Line, Arc, Polyline), the app will trace and find out Closed Polyline in a second.

Inserting and Editing RasterImage is simpler than ever!

Quickly divide a closed polyline into smaller parts. A special tool for planning works.

Copy and Paste the group(s) between two drawings. Normally, when copying object(s) in group to another drawing, the group information will be removed. This tool will help you in this situation

A routine that puts the XY model space coordinates as text in the 4 corners of layout viewports.

GIS data importer for Autodesk® AutoCAD®, including ESRI SHP, MapInfo and Oracle.

Transformation of drawing elements by coordinate transformation according to Helmert.

This plug-in can be used with Autodesk® AutoCAD® to quickly collect the area and length of a group of selected polylines grouped by layers.

QuickAreas is a handy add-in for Autodesk® AutoCAD® that retrieves the area property of multiple polylines and inserts a label with its associated area value.