Add or improve your page title for better SEO
Add a compelling meta description (150-160 chars)
Add a viewport meta tag for mobile responsiveness
Use proper heading hierarchy (H1-H6) for content structure
Add alt text to all images for accessibility and SEO
Enable HSTS (Strict-Transport-Security) header
Implement Content Security Policy to prevent XSS attacks
Optimize First Contentful Paint — reduce render-blocking resources
Optimize Largest Contentful Paint — preload hero images and fonts
Fix layout shifts — set explicit dimensions on images and ads
Reduce Total Blocking Time — break up long tasks and defer scripts
Fix color contrast ratios to meet WCAG AA standards (4.5:1 minimum)
Add associated labels to all form inputs for screen readers
Add a canonical URL to prevent duplicate content issues
Add or fix robots.txt to guide search engine crawlers
Add a sitemap.xml to help search engines index your pages
Reduce page load time — enable compression and caching
Use ARIA landmarks to help screen reader navigation
Add proper ARIA roles and attributes to custom components
Fix expired or invalid TLS certificate immediately