Blog
Guides on Open Graph and social image sizes, specs, and best practices.
How to preview and test your Open Graph image before you publish
Preview your OG image and test your og tags before shipping. Use a free client-side og image checker to validate Open Graph, Facebook, X, and LinkedIn cards.
OG image dimensions: width, height, and the 2x rule explained
A technical reference on og:image dimensions: the width and height meta tags, aspect-ratio math, the 2x retina rule, minimum sizes, and common mistakes.
Facebook link preview image size and Open Graph tags (2026)
The right Facebook OG image size (1200x630), the og: tags Facebook reads, how to force a re-scrape with the Sharing Debugger, and a fix checklist for broken previews.
Discord and Slack link previews: image sizes and how to fix them
Fix a broken Discord link preview image or Slack unfurl image: the right size, how each caches, the query-string trick to bust stale unfurls, plus a checklist.
Open Graph image sizes in 2026 (the cheat sheet)
The definitive Open Graph image size 2026 cheat sheet: exact dimensions and aspect ratios for every major platform, plus safe-area, file-size, and format tips.
How to make a Twitter/X card image (step by step)
A step-by-step Twitter card image generator guide: the summary_large_image meta tags, the right 1600x900 size, testing, and making one free.
Why your link preview looks broken (and how to fix it)
Why does my link preview look broken? Diagnose missing og:image, relative URLs, oversized files, caching, and wrong dimensions, with a fix checklist.
The best OG image templates for SaaS launches
The best SaaS OG image template picks for a product launch: which layouts work, when to use each, and how to ship a sharp 1200x630 share preview free.
Changelog and release social images that get clicks
Turn release notes into shareable cards. Learn what to put on a changelog social image, a repeatable workflow, and how to ship one in a minute.
OG images for developers: the dark-terminal look
How to make a developer OG image with the dark-terminal look: monospace, terminal chrome, neon accents, plus how to pair it with GitHub and launch posts.
LinkedIn post images: dimensions and template ideas
The right LinkedIn share image size (1200x627), feed best practices, professional template ideas, and a quick do-and-avoid list for clean previews.
Make a podcast or episode cover in 60 seconds
A fast podcast cover generator workflow: build episode/event cards with title, host, date, and art, then size them for social and podcast platforms free.
Quote and testimonial social cards, the easy way
Turn quotes, testimonials, and tweets into a shareable testimonial social card. Design tips for legibility and attribution, plus a one-minute workflow.
Open Graph meta tags: the complete reference
A complete Open Graph meta tags reference: every core og: and twitter: tag explained, required vs optional, with copy-paste HTML and validation tools.