Lighthouse : Lighthouse is an open-source, automated tool for improving the quality of web pages. You can run it against any web page, public or requiring authenti...
textfiles.com : What this site offers is a glimpse into the history of writers and artists bound by the 128 characters that the American Standard Code for Information...
WebElixir : WebElixir parcourt votre site périodiquement et en analyse tout le texte et les liens.