FEM on FOSS Engineer https://fossengineer.com/tags/fem/ Recent content in FEM on FOSS Engineer Hugo en-US Fri, 04 Sep 2026 19:55:42 +0200 beso - Topology Optimization for CalculiX FEM https://fossengineer.com/beso-topology-optimization-calculix/ Fri, 04 Sep 2026 12:00:00 +0200 https://fossengineer.com/beso-topology-optimization-calculix/ <strong>beso</strong> is a small Python codebase for topology optimization using the CalculiX FEM solver. It iteratively rewrites CalculiX input files, reads solver results, switches element states, and exports meshes and plots that can be inspected in FreeCAD or ParaView.