We have the SHX fonts, including many important Unicode special characters needed in the fields of engineering and mathematics.

CAD Monkey Lite automates the process of creating and linking multiple drawings together.

This book explains the database structure, tables and views of the databases of Autodesk® AutoCAD® P&ID and AutoCAD® Plant 3D. It shows several simple to complex views you can create and use.

Android keyboard for Autodesk® AutoCAD®.

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

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.

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®.

BackToCAD Publisher is a stand-alone converter that allows the CAD user to convert hundreds of DWG/DXF, ACIS (SAT), PRC files into 2D PDF, 3D PDF, and PRC (3D PDF or CAD Input).

Create a cross sectional noise map with multiple traffic noise sources. Interactive calculation of noise barrier height with multiple sources and receivers.

在图纸中导入PDF文件以及所有格式的图片文件(PNG, JPEG...)。敬请期待新版本支持DWG文件的导入 ;)

This is a great library of AutoCAD® Clock symbols. There are CAD symbols of clocks including wall clocks, mantel clocks, tavern clocks, floor clocks, and longcase clocks.

The Sokoban plugin allows you to play the classic Sokoban game inside Autodesk® AutoCAD®!

Changes colors of entities in a drawing to any other color.

These time saving tools are used to create surface developments of basic shapes.

Affine Coordinate Transformation based on common points. The app can transport single entity, whole drawing and supports paste and transform option.

CADsecurity Signature helps you to place watermarks and well-hidden signatures in your drawing as prevention or protection against unauthorized copying of a drawing's parts.

Links the Autodesk® AutoCAD® table cells or Excel worksheet cells to AutoCAD constraint parameters (includes the dynamic block parameters).