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).

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.

Connect fields to Excel cell values. You can have Excel as the main source and when it is updated your drawings will be updated too. You can place fields in texts, mtexts, tables, and attributes.

Drawing Windows Colors changer for OSNAPZ.

This app can be used with Autodesk® AutoCAD® to enable the OFFSET command to work with externally referenced drawings, blocks, and lines within associated arrays, dimensions, and tables.

Manage drawings with many layouts more easily in a palette

Quickly renumber and insert the total number to the sheet set to show them up in fields [Sheet number]/[Total Number] in your title block.

Convert all raster images in drawing(s) to OLE objects, it's like binding external image references.

Batch and script utility for processing multiple Autodesk® AutoCAD® drawings.

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 simplify layer override settings within viewports.

JTB Sheet Set Creator is an app for Autodesk® AutoCAD® that creates new Sheet Sets and Sheets (drawings) based on an Excel template for usage in Sheet Set Manager.

An app to batch change or fix file paths and names of external references in drawings. Supports Xrefs, Datalinks, Raster Images, PDFs, DWFs, and DGNs.

Make changes to multiple drawings in an automated way.

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

Elevate your project navigation. Create, manage, and favorite project folder structures directly inside Autodesk® AutoCAD®.

A fast, search and navigation tool for Autodesk® AutoCAD® sheet sets. Instantly find, filter, and manage sheets and drawings with ease.

“JSON Exporter For Autodesk® AutoCAD®” exports the model to a JSON (.json) file.

Calculate tie-in points faster, easier, and with fewer errors

Steel Valves 3D allows the user, without having to change the UCS to easily place valves in various 3D views by selecting one of the toggles on the dialog. Very realistic looking set of valves.

Iron Valves 2D allows the user to easily place valves in various 2D views by selecting one of the toggles on the dialog. Also these valves are realistic looking.

Steel Valves 2D allows the user to easily place valves in various 2D views by selecting one of the toggles on the dialog. Realistic looking set of valves.

SV Hub & Spigot 3D Piping System inserts pipe and fittings in three different 3D views - Plan, Turned Up, and Turned Down.