Track Java web application logs in Firefox using LogDigger
LogDigger extension for Firefox and accompanying Java library allow developers to easily monitor log messages generated by web application handling client's requests.
LogDigger is an extension for Firefox and Firebug that collects Log4j log messages related to requested application URL and shows them in Firebug.
LogDigger 0.2 is FREE for both personal and commercial use.
More information and download can be found at LogDigger web site.