Universal Email 4 - Contains: Universal Email / Digital File Pro
CSS Form Builder - Contains: Universal Email / Digital File pro / HTML Editor 2 / validation Toolkit (Can be upgraded by installing HTML Editor 3 as long as the HTML editor compatibility build is installed first)
Form Toolkit - Contains: Validation Toolkit (can be installed alongside CSS Form Builder
Security Assist - Contains: Validation Toolkit and limited functionality from universal Email and DataAssist (can be installed along side form builder, form toolkit, data assist and universal email)