ImdbPHP provides an API to the movie information stored at the IMDb.com site. As this and the name suggests, it is primarily targeted at PHP programmers who want to extend their programs or their site with this movie information. The classes must be used in accordance with IMDb's copyright and conditions of use.
MyHeadlines is module that adds syndicated headline functionality to any PHP and MySQL-based website. Your users may subscribe to multiple RSS feeds from a fully categorized database of over 1,000 sources. It was previously a PHPNuke/PostNuke Addon, but can now be integrated with any Web site.
PHP ZIP Code Locator is a MySQL ZIP code database with a PHP locator. It integrates with existing location tables to provide locater functionality on any table that contains a 5-digit ZIP code column. There is no need to dump, reformat, and reload existing location data into a vendor-provided location table.
PHPCrawl is a class for crawling/spidering Websites. It supports URL- and Content-Type-filtering, cookie- handling, limiter-options, and other features to specify the behaviour of the crawler. By overriding a special method of the class users can decide what should happen to the pages and their content, files and other information the crawler finds.
Xapian is a search engine library, scalable to collections containing hundreds of millions of documents. It's written in C++ with bindings for Perl, Python, PHP, Java, Tcl, C#, Ruby, and Lua. It is a highly adaptable toolkit that allows developers to easily add advanced indexing and search facilities to their own applications. It supports the Probabilistic Information Retrieval model and also a rich set of boolean query operators. Omega is a Web search application built upon the Xapian library. It can index a Web server's document tree (including HTML, PDF, OpenOffice, MS Word/Excel/Powerpoint/Works, WordPerfect, RTF, PS, etc.), or data exported from arbitrary sources (e.g. SQL databases).