www.wysiwygwebbuilder.com

When I try to download the latest version in 64bit I'm told the page has a virus! It says the site can't be reached!

There is no virus in the program this is your AV throwing a false positive. Please add the program to your AV's list of execeptions (whitelist) or contact them to resolve this.
See the following:
https://www.virustotal.com/#/url/5e3635 ... /detection

There is no virus in the software. This is a false positive, a bug in your anti virus software.
To solve this, add the software to the exception list or contact the makers of the anti virus software for an update.