These SEO Tools that will help you with every aspect of the items on the SEO Checklist. These tools are selected based on research around Search Engine Optimization and how each can bring value to you through the activities in the SEO Checklist. These suggestions and opinions are by industry experts and you’re welcome to explore others.
WAVE is a suite of evaluation tools that helps authors make their web content more accessible to individuals with disabilities. WAVE can identify many accessibility and Web Content Accessibility Guideline (WCAG) errors, but also facilitates human evaluation of web content.
https://wave.webaim.org/