SiteCheckerTool.com - Website Analytics & Tools
Site Rank Data - View historical rank information of websites via time series charts.
A1 Website Analyzer - Analyze websites and save data into XML, CSV etc. Extract data about internal linking and importance calculations, file sizes, download times, HTML validation errors etc. across entire websites.
Q-Stats - Get free marketing insights for every question on Quora.
SiteAuditTool.com - Generate Website Audit Reports
Seoxan - check seo report for any website, alexa ranking, server information, meta tags, authority, page speed and more