Paste your content and a target keyword to see how many times it appears and what percentage of your text it makes up.
Most SEO guidance suggests 1-2% is a healthy range; higher density can look like keyword stuffing.
Generate title, description, Open Graph and Twitter Card tags.
Generate a robots.txt file that controls what search engines crawl.
Paste a list of URLs and generate a valid sitemap.xml file.
Preview your title and meta description as a Google search result.