Omnibug is described as 'Plugin for the Google Chrome and Mozilla Firefox browsers to ease developing and debugging web metrics implementations. Each outgoing request (sent by the browser) is checked for a pattern; if a match occurs, the URL is displayed and decoded to show the details of' and is a Web Debugger in the development category. There are more than 10 alternatives to Omnibug for a variety of platforms, including Windows, Mac, Linux, Mozilla Firefox and Google Chrome apps. The best Omnibug alternative is Google Chrome Developer Tools, which is both free and Open Source. Other great apps like Omnibug are Firefox Developer Tools, Web Developer, HTTP Debugger and HttpFox.