open force field

An open and collaborative approach to better force fields

force fields

OpenFF 2.1.0 force field release (Sage)

Posted on 17 Jul 2023 by James Baggs Eastwood, Pavan Behara

The OpenFF team is proud to announce the release of OpenFF 2.1.0 (Sage).


OpenFF 2.0.0 force field release (Sage)

Posted on 20 Aug 2021 by Karmen Condic-Jurkic

The OpenFF team is proud to announce our first nonbonded-refit force field.


The Open Force Field 1.0 small molecule force field, our first optimized force field (codename "Parsley")

Posted on 10 Oct 2019 by David Mobley, Yudong Qiu, Simon Boothroyd, Lee-Ping Wang, and John Chodera

At the end of our first year, the Open Force Field Consortium releases its first optimized force field: the Open Force Field 1.0 (codename “Parsley”) small molecule force field