
Blog

Building Complex Assemblies with Open Source CAD
Design and 3D print fully functional mechanical assemblies using open source CAD 3D printing tools like FreeCAD and Meshmixer.

DIY with STL Modeling Tool Free: Real Projects
Real-world DIY projects created using STL modeling tool free apps and FreeCAD, with downloadable files and performance results.

3D Printing Design Principles That Matter
Print like a pro by learning core design techniques: tolerances, wall thickness, supports, orientation, and structural infill strategies.





Alex Tran

Rina Kwon

Leo Mitchell
f.a.q.
You have questions. wE have answers.
Curious about FreeCAD? Confused by STL CAD Software? You’re not alone.
Ask the Forge is where we answer the most common (and the weirdest) questions about CAD for Makers, STL modeling tool free options, and 3D design tool for DIY workflows.
We’ve melted down the jargon, hammered out the details, and shaped clear answers from real-world experience.
No fluff, no sales talk — just practical info from creators who’ve been there.
Start here, get unstuck, and keep printing.
Yes! With the right guides, FreeCAD is beginner-friendly and powerful.
STL CAD Software is broader; STL editors focus on final file tweaks. We compare both.
Depends on your goals. For precision, we like FreeCAD. For quick edits, MeshLab is great.
Nope. CAD for Makers is about learning as you go—and we guide you every step.
Yes! Many are as stable and versatile as paid alternatives, without licensing headaches.