OpenMC version 0.6.0

Hi all,

The OpenMC development team is proud to announce the release of version 0.6.0. This release includes various new features and bug fixes added over the past three months.

New features in version 0.6.0 include:

  • Legendre and spherical harmonic expansion tally scores

  • CMake is now default build system

  • Regression test suite based on CTests and NNDC cross sections

  • FoX is now a git submodule

  • Support for older cross sections (e.g. MCNP 66c)

  • Progress bar for plots

  • Expanded support for natural elements via in settings.xml

Bug fixes include:

  • Fixed erroneous results from survival biasing

  • Fix tallies over void materials

  • Check for negative values in probability tables

  • Fixed sampling of angular distribution

  • Fixed indexing error in plotting

  • Fix bug with specifying xs attribute

  • Fix out-of-bounds error with OpenMP threading
    I’d like to thank Bryan Herman, Adam Nelson, Nick Horelik, Jon Walsh, and Sterling Harper for their contributions to this release. The source code can be downloaded at or the master branch on the GitHub Repository.

Best regards,

Hey Paul,
the docs page ( seems to have lost its theming; looks like the .nojekyll was removed. When i was making my own documentation page I had the same problem could you try and put an empy .nojekyll file back in the root folder of the gh-pages branch?

Congrats All!