What are some alternatives?
When comparing Cobalt and DraftSight, you can also consider the following products
Raygun - Raygun gives developers meaningful insights into problems affecting their applications. Discover issues - Understand the problem - Fix things faster.
SketchUp - 3D for Everyone
SpiraTest - Manage your project's requirements, test cases and bugs. SpiraTest test management software is the best on the market
LibreCAD - An open source 2D CAD application for Windows, Apple and Linux.
Rapise - Discover Rapise, the cross-browser, automated software testing tool with the most powerful and flexible test automation features on the market. Try it today!
FreeCAD - An open-source parametric 3D modeler