SpinWorks 3 (.NET based) will require Version 2 or higher of the .NET runtime environment Beta test released (test_versions folder) May 29, 2007 Updated June 27, 2007 Updated Sept. 27, 2007 First official release April 11, 2008! Version 3.0.0 Version 3.1 released February 10, 2009 Version 3.1.7 released May 5, 2010. Version 3.1.8 released Nov. 2, 2011. Version 4.0.5 released June 4, 2014.