oofem/oofem: OOFEM, version 3.0

Published December 29, 2025 | Version v3.0

Software Open

Changelog

Code base modernized (const, override, std shared pointers, )
Improved and updated documentation (Input manual, Element and Material library manuals)
OOFEM Python bindings available (Pybind11 or nanobind based)
Improved parallel performance when using OpenMP
Implemented xml based input file reader
New Multi-physics module (mpm), symbolic mode allows to define problem by specifying the weak form
Optionally use Eigen for vector/matrix operations via _USE_EIGEN
Enabling setting all nodal and element parameters via sets (initialization with priorities)
Added github Continuous Integration (Win, Linux)
Added support for Pyodide WebAssembly (WASM) builds
Added 2D and 3D Consolidation problems (MPM based)
Added 2D and 3D Scalar Advection problems (Discrete Galerkin formulation, MPM based)
Added new vtkhdf5 export module
Added Additive Manufacturing module (g-Code emulator, thermal & mechanical analysis)
Adding SolutionStatusExportModule
Implemented LayeredCrossSection support for large strain analysis
Added OneAPI support
Added p-delta analysis, approximate second order structural analysis
Added interface to MFront Library
Integration of FTensor library, new hyper elastic materials and improvements of large-strain code
Added support for Monitors, user defined components that can be updated at specific events during solution
New time step controller, enabling automatic adjustment of the time increment based on user selected strategy
New generic contact mechanics framework, penalty method implementation

Full Changelog: https://github.com/oofem/oofem/compare/v2.5...v3.0

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