Event Spy extends the developer tools pane, with a log of all the registrered events and their corresponding event handlers.
Event Spy will only show you the events that actually has an event listener, highlighting the event target on the page.
0.6.1 – Improved stability and usability
0.5.2 – greatly improved performance and memory consumption
You can follow the development of Event Spy over at the project blog on: http://jfsl.dk
Event Spy is open source, please parcipate in development at github: https://github.com/jfsl/eventspy
Feel free submit feedback, bug reports and feature requests.