Form Toolkit does not include HTML Editor, or Digital File Pro.
Form Toolkit includes the Server Validation, Captcha and Date Picker elements from the CSS Form builder.
CSS Form Builder includes:
Server Validation form Validation toolkit
HTML Editor 2
Universal Email 4 (which includes Digital File pro 2)
The HTML Editor version in CSS Form Builder can be upgraded to HTML Editor 3 if you purchase the HTML Editor 3 upgrade.
HTML Editor 3 includes the standalone File Manager
The standalone File manager of HTML Editor 3 is similar to the File upload functions of Digital File Pro, but offers additional functionality like selecting a file that already exists on the server.