Once the software is complete you will be able to purchase the Software here.
A purchased liscense will give you access to an open source version of the core engine in many languages including, C++ , Java, Vb.net and many more

Once on sale the full product should be £16(inc vat)
Once you have purchased this product you will get a free liscense of the next version of the specific product
terms and conditions will be released when product is released.