Sales of the TSP++ products have steadily fallen over the past 5 years, so much so that I decided two years ago to release the 2.x product into the open-source community, and now I am doing the same for the server edition.
The download is available here and requires a key to install it - use
J35M-3KXo-q60T
which will let you install the full product. Documentation and samples are all part of the image so have fun!
Disclaimer The opinions expressed herein are my own personal opinions and do not represent my employer's view in any way.