2009-01-16OpenSees Version 2.1.0 Released
 Version 2.1.0 of the OpenSees binary is now available for download. Here is the change log. For previous users of OpenSees this new version requires that you install version 8.5 of tcl.
 
2008-04-22Version 2.0.0 Released
 Version 2.0.0 of the OpenSees binary is now available. Here is the change log .
 
2008-04-18Parallel OpenSees Applications
 Two new applications for performing parallel computations on intel multi-core and networked computers running Microsoft XP or Vista, or running or Mac OS X are now available. Documentation and download information can be found on the new Parallel webpage.
 
2007-12-06Version 1.7.5 Released
 Version 1.7.5 of the OpenSees binary is now available. Here is the change log .
 
2007-08-10Version 1.7.4 Released
 Version 1.7.3 of the OpenSees binary is now available. Here is the change log
 
2006-12-01New Examples Manual released.
 A new version of the OpenSees Examples Manual manual has been released. It includes many more examples than previous with varying levels of scripting sophistification for all levels of OpenSees users.
 
2006-09-01Version 1.7.3 Released.
 Version 1.7.3 of the OpenSees binary is now available. Here is the change log
 
2006-08-25Workshop Presentation Material Node Available.
 The material for the presentations given at the recent workshops is now available.
 
2006-06-06Version 1.7.2 Released
 Version 1.7.2 of the OpenSees binary is now available. Here is the change log
 
2006-05-15Copyright Revised.
 The Copyright notice has been changed to allow free use by for-profit's.

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