axom

Axom provides robust, flexible software infrastructure for the development of multi-physics applications and computational tools.

Documentation

To access the latest docs for Axom: https://axom.readthedocs.io/en/develop/

To access another version of Axom docs, please expand the sub-window on the lower right of any Axom Document page.

Getting Involved

Axom is an open-source project and we welcome contributions from the community.

Mailing List

The project maintains two email lists:

• '[email protected]' is how Axom users can contact developers for questions, report issues, etc.
• '[email protected]' is for communication among team members.

Contributions

We welcome all kinds of contributions: new features, bug fixes, documentation edits.

To contribute, make a pull request, with develop as the destination branch. We use CI testing and your branch must pass these tests before being merged.

For more information, see the contributing guide.

Authors

Thanks to all of Axom's contributors.

License

Copyright (c) 2017-2026, Lawrence Livermore National Security, LLC. Produced at the Lawrence Livermore National Laboratory.

Copyrights and patents in the Axom project are retained by contributors. No copyright assignment is required to contribute to Axom.

See LICENSE for details.

Unlimited Open Source - BSD 3-clause Distribution LLNL-CODE-741217 OCEC-17-187

SPDX usage

Individual files contain SPDX tags instead of the full license text. This enables machine processing of license information based on the SPDX License Identifiers that are available here: https://spdx.org/licenses/

Files that are licensed as BSD 3-Clause contain the following text in the license header:

SPDX-License-Identifier: (BSD-3-Clause)

External Packages

Axom bundles some of its external dependencies in its repository. These packages are covered by various permissive licenses. A summary listing follows. See the license included with each package for full details.

PackageName: BLT
PackageHomePage: https://github.com/LLNL/blt
PackageLicenseDeclared: BSD-3-Clause

PackageName: CLI11
PackageHomePage: https://github.com/CLIUtils/CLI11
PackageLicenseDeclared: BSD-3-Clause

PackageName: fmt
PackageHomePage: https://github.com/fmtlib/fmt
PackageLicenseDeclared: MIT License

PackageName: radiuss-spack-configs
PackageHomePage: https://github.com/LLNL/radiuss-spack-configs
PackageLicenseDeclared: MIT License

PackageName: sol
PackageHomePage: https://github.com/ThePhD/sol2
PackageLicenseDeclared: MIT License

PackageName: sparsehash
PackageHomePage: https://github.com/sparsehash/sparsehash
PackageLicenseDeclared: BSD-3-Clause

PackageName: uberenv
PackageHomePage: https://github.com/LLNL/uberenv
PackageLicenseDeclared: BSD-3-Clause