Top 12 Omnibug Alternatives

Get started with Google Chrome's built-in web developer tools.

Examine, edit, and debug HTML, CSS, and JavaScript on the desktop and on mobile.

Download HttpFox for Firefox. An HTTP analyzer addon for Firefox

Fiddler is a debugging program for websites.

HTTP proxy / HTTP monitor / Reverse Proxy

HTTP Debugger Pro - A Professional HTTP Sniffer and Analyzer for Developers

HttpWatch: The ultimate HTTP Sniffer for Chrome, IE and iOS

NetworkMiner is a Network Forensic Analysis Tool (NFAT) for Windows.

Graphical Http Client is a utility to help you test and interact with REST-based web services.

A Static Type Checker for JavaScript

Advanced Web Debugging Proxy for Mac & iOS

Build better apps with Xamarin Studio.