Over deze add-on
Navigate to some dmoz category, like http://www.dmoz.org/Computers/Software/Internet/Clients/Web/Browsers/Firefox/
Select from the bookmarks menu "ODP Bookmarks > Firefox".
Wait for the download.... see status bar
it will take lots of time with huge categories..... select categories with less than 500 sites.
Due to bug this add-on is working really slow.
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