Question 1

What Twitter card type does exercism.org use?

Accepted Answer

exercism.org uses the `summary_large_image` card type. This renders a large hero image above the title and description - the most engaging format.

Question 2

What Twitter handle does exercism.org associate with shared cards?

Accepted Answer

exercism.org sets `twitter:site` to `@exercism_io`. This handle is shown as attribution next to the card on Twitter.

Question 3

Does exercism.org declare image dimensions?

Accepted Answer

exercism.org sets `og:image` but does not include `og:image:width` and `og:image:height`. Explicit dimensions let platforms render the preview faster without downloading the image first.

Question 4

What headline does exercism.org use for social previews?

Accepted Answer

exercism.org's social headline is "Exercism" (8 characters).

Question 5

What description does exercism.org use for social previews?

Accepted Answer

exercism.org's social description reads: "Learn, practice and get world-class mentoring in over 50 languages. 100% free." (78 characters).

Question 6

What site name does exercism.org display on social cards?

Accepted Answer

exercism.org sets `og:site_name` to "Exercism". This appears as a small attribution label on Facebook, LinkedIn, and Slack.

Question 7

How can I improve exercism.org's social previews?

Accepted Answer

Review the recommendations above - they list specific issues and provide ready-to-paste meta tag snippets. The highest-impact fixes are usually a properly sized `og:image` (1200×675), a clear `og:title` under 60 characters, and a 50-155 character `og:description`.

How exercism.org Looks on Twitter / X

Twitter / X preview

Twitter / X

Recommendations

Analysis

Frequently Asked Questions

See exercism.org on other platforms

Validate other sites on Twitter / X

Validate your own URL