openCFS: A Mature Open-Source Multiphysics Simulation Tool

openCFS, a finite element-based multiphysics modeling and simulation tool, boasts 20 years of research-driven development. Its core is used in scientific research and industrial applications. Key features include support for various physical fields and their couplings, non-conforming grid techniques, structural optimization, flexible data exchange, scriptable XML input, and powerful built-in libraries. An extensive set of examples, a comprehensive testsuite, and its use in university courses make it easy to learn. A vibrant community and commercial support from EnSimTech UG further ensure its ongoing development and accessibility.