GROMACS 2018.4 release notes

This version was released on TODO, 2018. These release notes document the changes that have taken place in GROMACS since version 2018.3, to fix known issues. It also incorporates all fixes made in version TODO and earlier, which you can find described in the Release notes.

Fixes where mdrun could behave incorrectly

Fixes for gmx tools

Fixes to improve portability

Miscellaneous