OpenCrypt is a commercial, automated and self-managing membership and user management software for use on Internet web sites. Offering support for unlimited membership subscription groups, with the ability to integrate with many major e-commerce payme...
A password protection and member's area management system. Features automatic sign up, email validation and confirmation, bulk mailings and duplicate account checking. Free and commercial versions.
A .htaccess management system that allows the user to administer both .htaccess and .htpasswd files to add and remove users. It also creates .htaccess files and is compatible with Cobalt RAQ .htaccess.
A tool for paysite webmasters to protect their site from password traders. Test drive Password Sentry using online demo. Free installation and upgrades service. [Commercial]