Aracnis is a Java based framework for building distributed web spiders. These spiders can be used to accomplish a variety of tasks, for example, screen-scraping and link integrity checking.
WEBsent is a web service test and performance tool. It offers the user, via a client site hypertext browser, some tools and tests to check the performance and validity of his/her web server. WEBsent is designed to monitor webpages, content accessibility