Meta format-detection
2,531,226 websites

Meta format-detection is free to use

http://www.html-5.com/metatags/format-detection-meta-tag.html

When running in a browser on a mobile phone, "format-detection" meta tag determines whether or not telephone numbers in the HTML content will appear as hypertext links. The user can click a link with a telephone number to initiate a phone c...

VS

OpenSearch
1,157,190 websites

OpenSearch is free to use

http://www.opensearch.org/Home

Indicates that the site provides an interface specifically for searching the document and its related resources.

Market Share by Top Websites

1 Meta format-detection is leading in Top 10K Sites, Top 100K Sites, Top 1M Sites and The Entire Web.

2 In terms of market share, OpenSearch is clearly lagging behind, losing to Meta format-detection in all segments.

Websites Categories

1 Meta format-detection has better usage coverage in more websites categories. Including Computers Electronics & Technology, Games, Food & Drink, Business & Consumer Services and 15 other categories.

2 OpenSearch is leading in Science & Education, Arts & Entertainment, Community & Society, Hobbies & Leisure and one other category.

Geography

1 Meta format-detection is leading in most countries, including United States, Japan, South Korea, China and 158 other countries.

2 OpenSearch is leading in Taiwan and Bosnia and Herzegovina.