LatticeFree
Open Source project for the creation and distribution of TPMS design and 3D printing tools
The source and tools that you need to understand, design and produce controlled TPMS
For free, forever
01
Projects
LatticeFree - FreeCAD Workbench Active
Free FreeCAD workbench that generates TPMS lattice infill — Gyroid, Schwarz P, Diamond — using implicit modelling, density grading, and FEM export.
FreeCAD
TPMS
GPLv3
Go to project page →
02
From the blog
Notes, technical decisions, and development updates as the projects move forward.
Three surfaces, one workbench
Gyroid was never meant to be the only option — how Schwarz P and Diamond joined it, each with their own calibration.
6 July 2026
From one cube to a calibrated lattice
Why relative density replaced wall thickness as the main control, and where the calibration constant came from.
5 July 2026