Meta Tag Generator
Title, description, Open Graph, and Twitter Card tags — with live search and social previews.
Also known as: OG tag generator, SEO meta tag builder, Social preview generator
How it works
- 1Enter the page title and meta description — length indicators show if either is too short or will get truncated.
- 2Add the canonical URL, site name, and an Open Graph image URL.
- 3Check the live Google search and social share previews.
- 4Copy the generated HTML and paste it into your page's <head>.
Why use Meta Tag Generator
Live Google search preview
See exactly how your title and description will likely render in search results as you type.
Live social share preview
Preview the Open Graph/Twitter card exactly as it would appear when shared, catching missing images before you publish.
Title & description length checks
Instant feedback on whether your title or description is too short or long enough to get truncated.
All major tags at once
Title, description, canonical, robots, Open Graph, and Twitter Card — generated together and kept consistent.
Correctly formatted HTML
Generates properly escaped, ready-to-paste markup — no worrying about attribute syntax or property names.
Nothing uploaded
Every tag and every preview is generated locally in your browser.
Who uses Meta Tag Generator
Launching a new page
Generate a complete, correct meta tag set before a page goes live instead of patching it in later.
Fixing a bad social share preview
Diagnose and fix a missing image or truncated title before re-sharing a link.
Auditing an existing page's tags
Rebuild a page's meta tags from scratch to compare against what's currently live.
Briefing a developer or CMS entry
Produce the exact title, description, and image values a developer or content team should enter into a CMS's SEO fields.
Preparing a landing page for a campaign
Make sure a paid campaign's landing page has a polished social preview before traffic starts.
Learning correct meta tag syntax
See real, correctly formatted Open Graph and Twitter Card markup rather than guessing at the property names.
About Meta Tag Generator
Meta tags are simple HTML, but getting them right by hand means remembering the correct property names (og:title vs twitter:title), the right attribute format, and character limits that aren't written down anywhere obvious. Get any of it slightly wrong and a shared link either shows no preview image, a truncated title, or a generic fallback description — often without anyone noticing until a link is already out in the wild.
This tool builds the full set at once: the standard title and meta description tags, a canonical URL, a robots directive, Open Graph tags for Facebook/LinkedIn-style link previews, and Twitter Card tags — all generated from the same title, description, and image URL so nothing is inconsistent between platforms.
The live previews are the part that matters most in practice. A Google search result preview shows exactly how the title and description will likely render (with Google's typical truncation behavior in mind), and a social card preview shows how the page will look when shared on Twitter/X, Facebook, LinkedIn, or Slack — catching a missing image or an awkwardly truncated title before it's live.
Everything — the generation and the previews — runs directly in your browser as you type. Nothing about the page you're building tags for is ever sent anywhere.
Meta Tag Generator vs. other options
How Open Tools Library compares to desktop software and other online tools.
| Feature | Open Tools Library | Desktop software | Other online tools |
|---|---|---|---|
| Price | Free, unlimited | N/A | Usually free |
| Live Google preview | Yes | N/A | Sometimes missing |
| Live social card preview | Yes | N/A | Often a separate tool |
| Length warnings | Built in | N/A | Uncommon |
| Data privacy | Never leaves your device | N/A | Usually fine, but varies |
Pro tips
- Google frequently rewrites titles and descriptions in search results based on page content and query — treat these as strong suggestions, not guarantees.
- Open Graph images generally look best around 1200×630px — smaller or oddly cropped images can appear stretched or cropped awkwardly on some platforms.
- "summary_large_image" is almost always the better Twitter Card choice over plain "summary" — it gives your shared link far more visual real estate.
- A missing og:image is one of the most common reasons a shared link shows no preview image at all on some platforms.
- Keep titles under about 60 characters and descriptions under about 160 to avoid truncation in most search results.
Technical specs
- Tags generated
- Title, description, canonical, robots, Open Graph, Twitter Card
- Previews
- Google search result, social share card
- Length guidance
- Live status for title and description length
- Update behavior
- Live, as you type
- Processing location
- 100% local, in your browser
Privacy & security
Building out a page's meta tags means typing real titles, descriptions, and URLs — none of it needs to leave your browser to get it right.
All tag generation and preview rendering happens locally using plain JavaScript.
No account, email, or login required.
Nothing you type is stored or logged.
The social preview image is only fetched by your own browser to display the preview, exactly like any other webpage image.
Frequently asked questions
Is this tool free to use?
Yes, completely free with no limits, and no account needed.
How is my data handled?
Everything is generated locally in your browser — no page details are ever sent to a server.
Does Google always use the description I write?
Not always — Google sometimes generates its own snippet from page content based on the search query, but a well-written meta description is still commonly used as-is.
What's the difference between Open Graph and Twitter Card tags?
Open Graph tags (og:*) are used by Facebook, LinkedIn, Slack, and most other platforms; Twitter Card tags (twitter:*) are used specifically by Twitter/X, though it also falls back to Open Graph tags if Twitter-specific ones are missing.
Do I need all of these tags?
Title and description are essentially universal; Open Graph and Twitter Card tags matter most if the page is likely to be shared on social media.
Troubleshooting
My social preview isn't showing an image
Make sure the Open Graph image URL is a full, publicly accessible absolute URL (starting with https://) — most platforms won't display images from private or relative URLs.
My title looks truncated in the preview
Titles longer than roughly 60 characters are commonly cut off in search results — the length indicator above the title field flags this as you type.
Should I set noindex on this page?
Only if you specifically don't want the page to appear in search results — for example, a staging page or an internal tool. Most public pages should stay indexable.
The generated tags don't seem to be working on my site
Make sure the entire generated block is pasted inside your page's <head> section, and that no other conflicting meta tags with the same names already exist on the page.
Related searches
Landed here looking for something worded a little differently? Meta Tag Generator covers all of these too:
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