ODCLASS for Autodesk® AutoCAD® - a plugin for object drawings and object characteristics’ definition based on Xrecord.

BLi (Block Line Insertion): This tool will insert blocks in interval distances on the selected items.

Transformation of drawing elements by coordinate transformation according to Helmert.

The MEPcontent Browser gives access to MEPcontent.com, the largest BIM library, directly from your project! Uniform content of high quality for MEP engineers, contractors, and designers.

Provides additional group functionality not available in built-in CAD commands. There is a dialog version as well as a command line version.

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.

Multi-Batch can automate Autodesk® AutoCAD® and Autodesk® AutoCAD LT® to save you time and money, helping you meet your deadlines, example: batch Plot, batch Purge, batch change attributes etc.

UsE is full electrical drawing program for Autodesk® AutoCAD®. Connect everything to make the drawing 1 big electrical system.

Automatic polyline layout and routing for a selection of blocks and intersecting polylines, arcs, splines, and lines.

Draws automatically trimmed and filleted polylines and splines between blocks.

SDUCT allows you to create double line HVAC ductwork in Autodesk® AutoCAD®.

ModPlus is a modular software that is an addition to CAD software, such as Autodesk® AutoCAD®, Autodesk® Revit®, etc.

Splice (divide) polygon into 2 equal smaller polygons.

OCF検定に合格しているDWGとSXF形式（sfc/p21/SFZ/P2Z）への相互変換ツールです。 またCivil 3Dで出力したLandXMLに、日本独自の属性を付加し、「３次元設計データ交換標準（案）Ver.1.2」として出力します。

Transform your keyboard into the special CAD keyboard with one button hotkeys and key labels!

Plug-in for Autodesk® AutoCAD® Plug-in for Arranging Objects.

Automated exporting of multiple Blocks or Layers (model space contents) from a drawing to separate files.

Translate Autodesk® AutoCAD® texts from one language to another.

A collection of automation tools and an extensive block library which simplifies the creation of drawings that conform to the PWGSC National CADD Data Standard.