Zen Cart是开源、免费的商城系统，用于建立专业的网上商店。Zen Cart 支持多语言、多货币、搜索引擎优化、批量更新，是最安全的网店系统之一。
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ForaStat is a free tool which helps analyse websites and estimate valuation including such as Search Engine Reports, Traffic Reports, Social Engagement, Safety, Host Information, Domain WHOIS, Page Speed and much more.