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Meta Tags Guide: Optimize for Search and Social
Write effective meta tags for SEO and social media sharing. Covers title, description, Open Graph, and Twitter Cards.
Meta tags provide metadata about web pages. They're invisible to visitors but crucial for SEO and social sharing.
Essential Tags
Title: Most important SEO element. Under 60 chars, include primary keyword.
Description: 150-160 char summary. Improves click-through rates.
Viewport: Essential for mobile responsiveness.
Open Graph Tags
Control appearance on Facebook, LinkedIn:
- og:title — Share preview title
- og:description — Preview text
- og:image — Preview image (1200×630px)
- og:url — Canonical URL
Twitter Cards
Similar to OG but for Twitter/X. Use twitter:card, twitter:title, twitter:description, twitter:image.
Best Practices
Unique title and description for every page. Include relevant keywords naturally. Test with social media debuggers.
Frequently Asked Questions
Do meta descriptions affect rankings?
Not directly, but they improve click-through rates from search results, which indirectly helps rankings.
What size for OG images?
1200×630px is recommended. Minimum 600×315px. Use JPEG or PNG under 5MB.
How to test meta tags?
Use Facebook Sharing Debugger, Twitter Card Validator, and Google Rich Results Test to preview how your pages appear.