Welcome to ZE.WTF! This is a little URL shortener I made a long while ago as a demo for my classwork.
Q: What languages did you use?
A: PHP for backend, JS for basic front-end bits and standard HTML/CSS.
Q: Do you pay for hosting?
Q: Why .wtf?
A: Shortest and cheapest I could find.
Q: Is my data safe?
A: User passwords are BCrypt encrypted. I don't store any other user data.