It's designed for civil engineers, designers working on transportation design.
The Trane Company
Engineering Toolbox provides nine calculation tools to simplify HVAC design.
Recovery Toolbox, Inc.
It attempts to repair and recover CorelDraw CDR files.
A comprehensive 'world' Save Editor for the 'Space Engineers' game.
A package for the Surveyor, Civil Engineer and Contractor.
WinCADES, the 2D-CAD-System for the creative Civil Engineer / Architect.
Microvellum Toolbox 7 empowers users to engineer intelligent products.
CadTools (ToolBox) is developed for Civil Engineers using AutoCAD.
Engineer 2: Master Bill is a sequel to the logic game Engineer 2.
Yusuf A. AGBOATWALA
Super Civil CD is a civil/structural/architectural engineering handbook.
Sivan Design D.S LTD
Civil Simulate is able to transform any AutoCAD Civil 3D or CivilCAD project.
CGS Civil 3D Tools provides various productivity tools for AutoCAD Civil 3D.
Japplis Toolbox is a utility toolbox for developers.
The ToolBox Dream is a free open source toolbox, for both Matlab and Octave.