Make Free Calls Online - Make Free Calls Online is a web application that, as the name suggests, allows its users to make international and local calls for free.

rubular - A ruby based regular expression editor

IEvaphone - IEvaphone is a web service that can be used for connecting with friends and family overseas and for making important business calls providing its users the luxury to make a call to any place in the world with just a secure internet connection.

RegExr - RegExr.com is an online tool to learn, build, and test Regular Expressions.

Poptox - Poptox is a web application where you can communicate with people in every corner of the world.

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.