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Basix vs PhaseFieldX

Both stand on physics simulation software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.

Basix

Free plan LinuxMac

Basix provides finite element definitions and operations as part of the FEniCSx ecosystem. Its C++ core and Python interface support a wide range of cell types and element workflows.

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PhaseFieldX

Free plan LinuxMacSelf-hosted

PhaseFieldX provides a documented, open-source workflow for phase-field material simulations and visualization. Its setup depends on FEniCSx, while some listed applications remain upcoming.

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The facts

BasixPhaseFieldX
Free planYesYes
Open sourceNot publishedNot published
Runs onLinux, MacLinux, Mac, Self-hosted
Lowest paid planFree or on requestNot published
Plans published1None
MakerNot publishedNot published
Websitefenicsproject.orgphasefieldx.readthedocs.io
On physics simulation software#51 of 89#47 of 89

Basix: what it does well

  • Free library under the MIT license.
  • Core is written in C++ with Python functionality.
  • Supports built-in and custom elements.
  • Covers seven listed reference-cell types.
  • Supports interpolation and degree-of-freedom transformations.

What to know first

  • Project recommends new users use FEniCSx.
  • Listed platforms are Linux and macOS.

PhaseFieldX: what it does well

  • Free and open source under MIT License
  • Integrates with FEniCSx
  • Includes fracture and fatigue models
  • Provides visualization and data export
  • Offers examples including parallel MPI

What to know first

  • Solidification and topology optimization are upcoming
  • Installation requires FEniCSx dependencies
  • Some image processing needs extra packages
  • MIT license provides no warranty

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