FireQuery is a Firebug extension for jQuery

Firefox command line is powerful to debug javascript objects. How to debug jQuery objects in Firefox command line? To do so, there is a useful FireBug extension: FirQuery.
The ’FirQuery’ plugin’s URL:

http://firequery.binaryage.com/

FireQuery is a Firefox extension integrated with Firebug

• jQuery expressions are intelligently presented in Firebug Console and DOM inspector
• attached jQuery data are first class citizens
• elements in jQuery collections are highlighted on hover
• jQuerify: enables you to inject jQuery into any web page
• jQuery Lint: enables you to automatically inject jQuery Lint into the page as it is loaded (great for ad-hoc code validation)

Very cool!