Accessibility audits and checks verify if your website and webpages are in line with the Web Content Accessibility Guidelines (WCAG).
Code checks catch coding errors and providess potential improvements that can improve the UX of your pages and speed up the loading time.
A content audit is an accounting and analysis of content available on your website. The documentation explains the different content audits available.
Performance audits record th Web Core vitals and provide an overview of how fast your webpages are.
The Privacy audits verify whether your webpages are leaking PII, tracking your users or potential breach any privacy rules.