This document lists and provides links to 5 top WordPress SEO tools to use in addition to Yoast products. The tools include Jetpack and AMP for WordPress, which are free plugins, Screaming Frog SEO Spider which is free or £99, Insert Headers and Footers which is a free plugin, and a plugin from Winwar called Check Search Engine Visibility on Migration which is also free. The document provides links to the tools and encourages using Yoast products as well.