Developer shares personal HTML meta tag reference guide for new projects

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A software developer published a personal reference guide on DEV Community consolidating essential HTML meta tags used when starting new web projects. The guide covers areas including document setup, SEO basics, Open Graph social cards, AI crawler controls, security headers, and Progressive Web App settings. The author explains practical details such as optimal image dimensions for social previews, when to use canonical tags, and the distinction between page-level robots meta tags and site-wide robots.txt rules. The post also addresses structured data via JSON-LD for entity recognition, noting that search engines and AI systems rely on explicit schema rather than inferred page content. The guide is intended as a personal quick-reference to avoid repeatedly re-researching the same foundational web development decisions.

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