Opera Dragonfly is described as 'Feature of Opera web browser: it is a full-featured development and debugging tool integrated into Opera' and is an app in the development category. There are seven alternatives to Opera Dragonfly for a variety of platforms, including Windows, Linux, Mac, Google Chrome and Mozilla Firefox apps. The best Opera Dragonfly alternative is Google Chrome Developer Tools, which is both free and Open Source. Other great apps like Opera Dragonfly are Firefox Developer Tools, SplineTech Javascript Debugger, Javascript Debugger (Venkman) and Code Cola.
The Google Chrome Developer Tools provide an integrated environment for debugging, optimizing, and understanding a web application, or website, running in Google Chrome. The developer tools are developed partly through the WebKit open source project, where the tools are called...
Examine, edit, and debug HTML, CSS, and JavaScript on the desktop and on mobile.
SplineTech JavaScript Debugger is the fastest independent standalone JavaScript Debugger that enables you to debug JavaScript for IE completely independently of any add-ons, plug-ins, Java or any other third-party proprietary tools.
Venkman is the code name for Mozilla's JavaScript Debugger. Venkman aimed to provide a powerful JavaScript debugging environment for Mozilla based browsers.
DOMScope is an online web inspector and debugger for mobile web apps. Like Chrome's DevTools, it allows developers to navigate through the HTML, list applied CSS styles and execute JavaScript code inside any device's browser.
Omnibug is a 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...
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