SketchUp
10
Freeware
This extension provides import/export functionality for STL files to SketchUp.
SimLab Soft
14
Shareware
Enables users to add SketchUp import capability to Autodesk 3ds.
CodeDog Technologies
17
Shareware
An AutoCAD plugin that imports a 3D mesh from Stl, OBJ, Ply and Off file types.
5
Flash, Tau Young, jsconover, Lee Miller
Open source
Use the STL Exporter to create 3D prints of your Autodesk® Revit®-based models.
2
STEFISKO
4
Shareware
STL2CAD 2007 - Import STL is an AutoCAD application to import STL files.
5
NCH Software
3,816
Freeware
Create 3D models from scratch or import existing ones.
1
STEFISKO
3
Shareware
STL4CAD 2007 - Export STL is an AutoCAD application to export to STL file.
RedEye
7
Demo
Use Discover.STL to view STL files for any faceting issues.
2
ADA 3D
184
Freeware
ADA3D STL Viewer is a free program that helps you visualize STL or OBJ meshes.
Atul Khanzode, Flash, Lee Miller & Tau
5
Freeware
The STL Export for Revit is designed to produce STL files of your building.
Actify Inc.
14
Shareware
Actify IDEAS Importer is an Importer for Ideas files.works ONLY with SpinFire 9.
1
Actify Inc.
21
Demo
Actify JT Importer is an importer for Siemens PLM Software JT Open Files.
48
Autodesk, Inc.
156,496
Freeware
The program has support for the Unicode version of 3dsMax Design 2013.
3ddragon studio
31
Shareware
Super material is a useful material tool for 3dsmax.
Lumonix
7
Shareware
MorphX2 is a free, Additive/Corrective Morph Modifier for 3dsMax 6 and higher.
1
Lumonix, Kees Rijnen
5
Shareware
Puppetshop is a Rigging and Animation plugin for 3dsmax 8 (or higher).