stCAD 18.104.22.16890 can be downloaded from our software library for free. This free PC program process the following extension: ".sdf". The software is categorized as Photo & Graphics Tools.
The following versions: 8.0, 4.2 and 4.1 are the most frequently downloaded ones by the program users. The actual developer of the free program is AR-CAD. The program's installer files are commonly found as CICTKT.exe, RunSTCAD.exe or stCAD.exe etc. The latest installer that can be downloaded is 2.2 MB in size. This download was scanned by our built-in antivirus and was rated as virus free.
From the developer:
StCAD is a basic 3D CAD framework in Smalltalk (VisualWorks 7.x). It extends the GF/ST 2D drawing framework into 3D. It also include 'StGeo' which is the 3D geometric domain, ‘StMath' which provides the mathematical support for 3D CAD and motion simulation computations, and 'StDoc' which is a simple word processor.
'StMath' is also suitable for engineering, scientific and business computing. The parcels are open source using Lesser GNU Public License. Users can use these parcels with other private software to create 3D applications like motion simulation, finite element analysis, CAD, scientific visualization, etc.
StCAD has been used to create a freeware called freeCAD and a shareware called CADSM(Released as freeCAD 9) which are 3D CAD with Motion Simulation.
You may want to check out more software, such as Trix DrawingCenter, Smart Map or PolyTrans, which might be related to stCAD.