Calculate mesh volume and surfacee area.
Check for bad geomtery and fix it with Make Manifold.

Edit
Create consistent thickness for complex shapes with Hollow tool.
Scaling tools to fit your model to specific boundaries or volume.
Rotate model by aligning selected of faces to the print bed.

Export
Quick export selection to STL, PLY, OBJ formats.

Location: 3D View → Sidebar
Documentation
Original Author: Campbell Barton
What’s New
Hollow
New Hollow tool: create surface offset without self-intersections.
Fixed
Scale to Volume/Bounds: error with no objects selected.
Cleanup
Remove dead code.
Export: remove X3D option.
X3D exporter add-on is no longer a part of Blender. 

Fixed
Remove degenerate dissolve step from Make Manifold tool, it produces non-manifolds in certain cases. 

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Filename:add-on-print3d-toolbox-v1.1.4 vfxMed.zip – 16 KB

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