SEO工具

跟Fiverr上提供的服务差不多，seoclerks也是一个外链平台。

Free Online Google Sitemap Generator. XML-sitemaps.com provides free online sitemap generator service, creating an XML sitemap that can be submitted to Google, Bing and other search engines to help them crawl your website better. It will also generate an HTML site map to allow your website visitors to navigate easier.

Shopify是一个领先的电子商务平台，旨在帮助个人和企业轻松创建、管理和扩展线上商店。

可以免费提交网站、业务内容、企业地址等等信息。当然，做广告的时候还能做外链，一举两得。

简书是一个创作和分享平台，用户可以在此撰写和发布原创文章，构建个人品牌，也支持外链的发布。

PostHereFree is a Free Classifieds and Premium Classified Website, Post Free Classified Ads or Post Premium Classified Ads in Buy and Sell, Career and Jobs, Classes, Community, Home Appliances, Lost and Found, Matrimonials, Real Estate, Services, Vehicles and Miscellaneous etc. and Get Your Ad Approved Instantly.