QApop - Discover exclusive insights to win more clients and boost your sales 🚀—even if you've never used Quora before.
rubular - A ruby based regular expression editor
Quora - Quora is a place to gain and share knowledge. It's a platform to ask questions and connect with people who contribute unique insights and quality answers.
RegExr - RegExr.com is an online tool to learn, build, and test Regular Expressions.
Writtens - Quora for writers, ask questions and get advice.
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.