Chrome Developer Tool - Develop and Debug Chrome Apps & Extensions. By Google
cutestat - Website Stats and Valuation. CuteStat.
Google Open Source - All of Googles open source projects under a single umbrella
WebsiteOutlook - WebsiteOutlook is an all-in-one website that provides you detailed information on famous websites based on various data sources like traffic, page rank, and estimated ad revenue.
Product School - The global leader in product management training
Site Worth traffic - Site Worth traffic is a cost-effective site that is introduced to estimate the value, daily page views, daily visitors, and daily revenue of a website.