LRailplan is a professional railway route design software. It is an all-in-one solution for the integrated process of railway alignment design, enabling you to design with skill and ease.

Set of commands for Autodesk® AutoCAD® to resize viewport, create a new one from model space, update its view, and generate its boundary.

Aligns view to the selected object or the selected two points on screen or to the selected line or polyline segment.

Searches for text content given by the user and selects matching objects.

Powerful spreadsheet app to batch edit attributes of blocks across multiple drawings.

Powerful spreadsheet app to batch edit attributes of blocks across multiple drawings.

Filters selected objects by desired object types, layers, colors, blocks, linetypes, lineweights, linetypescales, or text content of MTEXT and TEXT objects.

Lisp allows continuing drawing Polyline, 2D polyline, 3D Polyline, MultiLine, or Line starting from the selected end.

Generate a coordinate table for polylines and 3Dpolylines. Select whether to add labels to the objects and choose the information to include in the table: elevation, distance, bearing, and azimuth.

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.

Clean, optimize and reduce current drawing and its xreferences dwg files.

Compresses ETransmit(zip) file content sequentially.

Manage drawings with many layouts more easily in a palette.

Manage drawings with many layouts more easily in a palette

Creates random flagstone patterns or layouts based on certain rules.

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!

CADtoWIN extends the Microsoft SharePoint functionality inside of Autodesk® AutoCAD®.

Creates random flagstone patterns or layouts based on certain rules.

App for Autodesk® AutoCAD® makes it easy to create or draw a catenary curve as a polyline by specifying the start and end point and the length/immediate point/sag and optionally a diameter(width).

App for Autodesk® AutoCAD® makes it easy to create or draw a catenary curve as a polyline by specifying the start and end point and the length/immediate point/sag and optionally a diameter(width).

Import & export objects, images, terrain meshes, and 3D models between Google Earth™ and Autodesk® AutoCAD®.

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

Interactively positions text characters along lines, polylines, splines, circles, arcs, and ellipses.