JPEd is an XPDL 1 process editor based on the source code of JaWE community edition with additional features and changes that could be of great interest to both users and developers. It presents users with swinlanes-based activity placement, and supports multiple process (workflows) per package, imports, subflows, a full range of XPDL capabilities, and a customizable user interface. It can be used as a stand-alone product, features a pluggable interface (with plugins provided for various common operations), and can be cutomized to fit your company's name (including logo), as long as you respect GPL licencing terms.
Link Searcher is a PHP class that can be used to crawl Web pages to search for given text. It retrieves a given Web page and searches for links contained in it. The new links that are found are added to a queue to be crawled later and so implement recursive searching up to a given depth limit. The class looks for pages with text that match a given regular expression.