Hi all, OpenOpt 0.23, a free Python-written numerical optimization framework (license: BSD) with some own solvers and connections to tens of 3rd party ones, has been released. Our new homepage: http://openopt.org Introduction to the framework: http://openopt.org/Foreword All release details are here: http://openopt.org/Changelog or http://forum.openopt.org/viewtopic.php?id=58 Special thanks to Stepan Hlushak for writing GLP (global) solver "de" ("differential evolution"). Regards, OpenOpt developers.