The best option is to renew your license and gain access to current builds which you can do for as little as 149 Euros.
Need to download an older build and not sure which version? Which IntraWeb Version Can I Download?
Evaluation / Trial Versions
All IntraWeb versions will run in trial mode until a license key is installed. Read more about evaluation edition limitations.
Third Party Components
Looking for additional controls? Check out out the third party support for JQueryUI, Grids, and much more.