eLabFTW is an electronic laboratory notebook system. Once installed on a server, every member of a lab can write up their experiments, upload files, manage a database of products (antibodies, chemicals, siRNA, papers, or whatever you want). It was created with usability and security in mind, is very easy to use, and has a long list of features specific to research life.
PHPDevel Link Checker is a PHP script to check Web sites for broken links, invalid URLs, missing MIME, charset, titles, descriptions, canonical URLs, and more. The script checks for errors in HTML files, CSS files, robots.txt files, sitemaps, and HTTP headers of all files. It is suitable for checking large Web sites of up to several million URLs. Crawling speed is up to 10-15 URLs/second on a single-core CPU.