Icon of JavaScript Debugger

JavaScript Debugger 0.9.89.1-signed.1-signed Requires Restart

by James Ross, Robert Ginda, Gijs Kruitbosch

As of Firefox 33, Venkman *no longer works*, as the APIs which it needs have been removed.

Venkman is the code name for Mozilla's JavaScript Debugger. Venkman aimed to provide a powerful JavaScript debugging environment for Mozilla based browsers.