WhizBase lite edition is completely free for both personal and commercial use.
Lite edition has following limitations:
than these three limitations Lite edition is exactly the same as Pro. Both
editions are in same EXE file, which means that Pro and Lite editions can
coexist on a same server. Although it is free, Lite edition still needs a
registration key that can be downloaded here.
Despite its limitations it can be used for building fully functional CMS sites, collecting data from web site, displaying various reports (as long as query result contains less than 1000 records), displaying feeds from social networks on your site, uploading files, password-protecting your web content and many other purposes.