Recently RecordMetrics created a new SEO tools section that has more than 25+ tools in it. tools like Article rewrite, Plagiarism checker, meta tag checker, and a lot more.
All tools are live and are working like charm & are available for everyone for free. No registration is required to use these tools.
If you are looking to improve website SEO ranking, these are the tools that will get you started with minimal knowledge of SEO.