SEO Jun 23, 2026

og:image Shows in the Debugger But Not on the Platform — Every Technical Failure Mode Explained

An og:image that looks correct in Facebook's sharing debugger can still fail to render on other platforms — because relative URLs break crawler fetching, platform dimension requirements differ, WebP may not be supported by some crawlers, and CORS restrictions can block image access. Here's the complete technical checklist: absolute URLs, supplementary og:image:width/height/type tags, the 1200×630 universal dimension, and why SVG og:images fail.

SEO Jun 21, 2026

Why Your Updated og:image Still Shows the Old Preview: Open Graph Caching Explained

A page can have a flawless og:image, og:title, and og:description — and still show an old, wrong preview when shared today, because the platform cached that page's Open Graph data the first time anyone shared it, and has no automatic reason to check again. Here's why platforms cache this data at all, how "sharing debugger" tools let you manually force a refresh (per platform, separately), how long stale caches typically last, and the URL-versioning workaround for dynamically-changing images.

SEO Jun 18, 2026

Open Graph vs Twitter Cards: Why a Perfect og:image Can Still Show a Tiny Thumbnail on X

Open Graph tags don't fully control how links look on X — a separate twitter:card tag, with no Open Graph equivalent, determines the card layout, and its absence can produce a small thumbnail even with perfect og:image tags. Here's how Open Graph and Twitter Card namespaces overlap and diverge, image dimension differences between platforms, and why cached previews need platform-specific refresh tools.

SEO Jun 10, 2026

Social Media Algorithm Signals and Link Sharing: Why Platforms Suppress Links and What Works Instead

LinkedIn suppresses posts with external links by 30–50% compared to text posts. Facebook organic reach is under 5%. Here's how platform algorithms actually treat links, the strategies that work despite suppression, and how Open Graph images affect click-through when links are shared.

SEO Jun 8, 2026

Designing OG Images That Drive Social Media Clicks

The OG image is the most underinvested part of social media marketing. Here's what makes social preview images drive clicks: dimensions, contrast, readable text at thumbnail size, template-based generation at scale, and platform-specific caching considerations.

SEO Jun 6, 2026

Open Graph Generator — Control How Your Links Look on Social Media

Learn what Open Graph tags are, how og:title, og:image, and og:description control social media link previews, how to add Twitter Cards, and how to generate all OG tags with a free tool.