phpODP
Instant content, that's what phpODP is about. This is the original script for adding dmoz data to your PHP enabled website. A good and active user community, and lots of features at no cost makes phpODP your best choice. Features; Thumbnail previews of sites (optional), Caching of browsing and/or searching, Adult filter (dmoz contains a lot of adult content, block categories & searches), Supports targeted advertising (Amazon), Template based (change look easily), Custom 404 / Not found pages, and more ... Easy install - just upload the file and you're ready to go!