The COPASI team announces the immediate availability of the stable release COPASI 4.21 (Build 166).

A new release of COPASI has been made available. Please visit our free download page to retrieve this latest development release. Please note this version is released under the Artistic License 2.0, which is an OSI approved license. This license allows non-commercial and commercial use free of charge. The main improvement in this release is a significantly increased performance.

Release Date: October 09, 2017

More information can be found in the changelog.