Rated 5 out of 5 stars

HttpFox used to be great toolBut since few months, it does not show the page contentIt keeps saying "Error loading content (NS_ERROR_DOCUMENT_NOT_CACHED)"I don't know if this fact is because changes in FF versionsBut as of right now, it is pretty much uselessIt needs to cache and show the web page content, regardless of the headers sent by the server to specify the caching behaviour
UPDATE: it seems that if you empty the cache, the problem disappears

This review is for a previous version of the add-on (