Sigasi HDT is an Intelligent Development Environment (IDE) for VHDL. The design tool will be available on January 13, 2010. Pricing will be €499 for a one year, single seat subscription license. In the mean time, the tool continues to be available for free in the public beta program. Existing beta customers are offered a discount and will be upgraded automatically. Sigasi HDT will be sold, distributed and supported over the internet, using the same infrastructure that has been employed since May 2009 for the public beta program.