CalculiX (official versions are on www.calculix.de, the official GitHub repository is at https://github.com/Dhondtguido/CalculiX).

Topic	Replies	Views	Activity
Meet us at WCCM 2026 in Munich Official announcements Dear CalculiX-Community, We will attend WCCM-ECCOMAS 2026 (19-24 July) in Munich. Our talk is on Wednesday at 3 p.m. and part of the Minisymposium „Open-Source Software in Mechanics“: We would be happy to meet up!	0	12	June 15, 2026
Welcome to Discourse	0	3463	July 28, 2020
Sealing lip deformation / assembly problem Analysis issues	14	83	June 15, 2026
Collected posts on third party developments, examples, etc Tool interfaces	15	362	June 15, 2026
CalculiX and PaStiX solver Windows version Getting started	85	14728	June 14, 2026
Official python wrapper of calculix like PyMFEM? Tool interfaces	4	131	June 14, 2026
Precice 3.4.0 available Tool interfaces	6	252	June 14, 2026
Pretension shear/tensile resistance	39	1044	June 12, 2026
Connect BEAM to TRUSS Analysis issues	11	155	June 11, 2026
CalculiX failing on server, but working on local laptop Analysis issues	9	109	June 9, 2026
Freecad 1.1 available Tool interfaces	3	289	June 8, 2026
Large modal analysis of a shell diaphragm – mesh size vs number of requested modes Analysis issues	12	191	June 6, 2026
Question New surfaces and new solids of reduced model after optimization with beso to CGX or other tool? Tool interfaces	22	424	May 27, 2026
Obtain Element Stresses Postprocessing/Visualization	13	399	May 26, 2026
*AMPLITUDE card enhancement: Mathematical expressions Code development	0	88	May 21, 2026
How to install it in ubuntu software step by step Getting started	6	192	May 19, 2026
How to model springback after bending Advanced features	24	438	May 15, 2026
Validation against ISO 10211-2017 Examples/Tutorials	4	162	May 13, 2026
Automated simulation Pipelines for CalculiX using FreeCAD Tool interfaces	5	161	May 10, 2026
Notice of removal of fallback LAPACK routines from CCX Official announcements	0	118	May 7, 2026
Signing in with Google or Github Site Feedback	1	74	May 7, 2026
Modelling a bearing using a bearing stiffness matrix Model setup	11	241	May 4, 2026
Power Comparison calculix 2.21, 2.19, 2.2.18 to code aster 17.0 Examples/Tutorials	0	109	April 30, 2026
Trouble compiling and running CalculiX with Pastix on Ubuntu 24.04 Getting started	35	981	April 29, 2026
Acceleration output for dynamic calculations Code development	19	515	April 28, 2026
Weakness of 1st order shell tri elements against other codes Analysis issues	7	243	April 28, 2026
GAPUNI elements Model setup	2	164	April 25, 2026
Can I view only saved states during calculations CalculiX GraphiX	2	81	April 22, 2026
*EQUATION and node set Analysis issues	2	92	April 22, 2026
User Element Troubleshooting Advanced features	5	353	April 22, 2026

Meet us at WCCM 2026 in Munich

Dear CalculiX-Community, We will attend WCCM-ECCOMAS 2026 (19-24 July) in Munich. Our talk is on Wednesday at 3 p.m. and part of the Minisymposium „Open-Source Software in Mechanics“: We would be happy to meet up!