Here's the latest news about Spectra:

Spectra releases Version 6.9
December 2012

Spectra releases Version 6.8
December 2011

Spectra releases Version 6.7.1.1
March 2011

Spectra releases Version 6.7.1
December 2010

Spectra releases Version 6.6.2
March 2010

Spectra releases Version 6.6.1
January 2010