rank check

Monitoring servers/services with ping or a socket connection (TCP or UDP).

A bootstrap tool for setup programs

Check the MD5 hash code of a file.

Check the link popularity of your web site and compares it to other web sites

Learn about American bad check laws by State. Comply with State bad check laws.

The SEO Rank Checker is a nice little search engine.

Simple Negative Number Check checks whether a passed argument is negative or not

An easy solution to check if there is an active Internet connection.

Evaluate facial beauty automatically based on the golden section

Monitor Web sites and other Web-based services, alerting you whenever they go down.