Guard - An AI that reads privacy policies for you
rubular - A ruby based regular expression editor
Polisis - AI that reads privacy policies so that you don't have to!
RegExr - RegExr.com is an online tool to learn, build, and test Regular Expressions.
ToS;DR - Ratings of website terms & privacy policies
RegEx Generator - RegEx Generator is a simple-to-use application that comes with the brilliance of intuitive regex and is also helping you out to test the regex.