⚡ Standards in the Cayman Islands

Web standards are a set of guidelines and specifications that define and describe various aspects of the World Wide Web.

The Cayman Islands is a Caribbean British Overseas Territory with a population of around 69 thousand people.

According to our statistics, standards are used on 86.6% of websites from the Cayman Islands.

⭐ Most Popular in 2026

The following chart shows the top standards on websites in the Cayman Islands in 2026, based on market share.

The most popular is HTML with an impressive share of 97.6%, followed by CSS with 88% and Open Graph with 52.2%.

HTML 97.6%
CSS 88%
Open Graph 52.2%
JSON 36.7%
SearchAction 26.3%
Preload 25.9%
Preconnect 25.9%
DNS Prefetch 25.5%
RSD 24.3%
XFN 16.3%
Speculation Rules 14.7%
Acceptable Ads 11.6%
Pingback 11.2%
GraphQL 3.6%
OAuth 2.4%

🚀 Highlights

Here is a list of the top standards that are more popular in the Cayman Islands than worldwide.
Differences between global and country rankings are shown in parentheses.

1. HTML ^(-1)
5. SearchAction ^(-2)
6. Preload ^(-3)
7. Preconnect ^(-1)
12. Acceptable Ads ^(-3)
14. GraphQL ^(-6)
15. OAuth ^(-1)
16. OpenSearch ^(-3)
17. OpenID ^(-7)
19. Humans.txt ^(-11)

✨ Top Web Standards

Below is a more detailed list of the top 25 of the 31 standards used on sites from the Cayman Islands, ranked by their market share.

Rank	Name	Market share
1	HTML Cambridge, Massachusetts, United States A markup language used to create web pages and is the de facto standard for documents displayed in web browsers.	97.6%
2	CSS Cambridge, Massachusetts, United States A stylesheet language used to control the presentation of HTML and XML documents, defining layout, colors, typography, and responsive behavior across different devices.	88%
3	Open Graph Menlo Park, California, United States Enables any web page to become a rich object in a social graph.	52.2%
4	JSON A lightweight, language-independent data exchange format derived from JavaScript and used to structure and transmit data between systems.	36.7%
5	SearchAction Cambridge, Massachusetts, United States A structured data type from Schema.org that describes a website's search capability.	26.3%
6	Preload Cambridge, Massachusetts, United States The rel="preload" attribute on HTML elements.	25.9%
7	Preconnect Cambridge, Massachusetts, United States The rel="preconnect" attribute on HTML elements.	25.9%
8	DNS Prefetch Cambridge, Massachusetts, United States The rel="dns-prefetch" attribute on HTML elements.	25.5%
9	RSD An XML format that helps client software find the services needed to read, edit, or "work with" weblogging software.	24.3%
10	XFN An HTML microformat that provides a simple way to represent human relationships using links.	16.3%
11	Speculation Rules Mountain View, California, United States API is used to improve navigation performance by prefetching or even prerendering future navigations.	14.7%
12	Acceptable Ads Berlin, Germany A set of criteria defined by the independent Acceptable Ads Committee that allows publishers to reach ad-blocking users with respectful, non-intrusive and relevant ads.	11.6%
13	Pingback A method for web authors to request notification when somebody links to one of their documents.	11.2%
14	GraphQL Menlo Park, California, United States A data query and manipulation language for APIs typically used for remote client-server communications.	3.6%
15	OAuth Fremont, California, United States An open standard authorization protocol that allows applications to obtain limited access to user accounts without sharing passwords across web, mobile, and desktop environments.	2.4%
16	OpenSearch Seattle, Washington, United States A specification that describes a website's search engine, enabling browsers, apps, and services to discover and integrate it.	2%
17	OpenID San Ramon, California, United States A decentralized authentication protocol based on OAuth 2.0 that enables applications to verify a user's identity through an external identity provider instead of managing credentials directly.	1.6%
18	YAML A data serialization language designed to be human friendly and work well with modern programming languages for common everyday tasks.	1.6%
19	Humans.txt A text file that can be created by developers to list the people who have contributed to a website.	1.6%
20	XHTML Cambridge, Massachusetts, United States An XML-based markup language that extends HTML 4.	1.2%
21	Prefetch Cambridge, Massachusetts, United States The rel="prefetch" attribute on HTML elements.	1.2%
22	Markdown Philadelphia, Pennsylvania, United States A markup language used to add formatting to plain text documents.	0.8%
23	IAB TCF Brussels, Belgium An open-source industry standard developed by IAB Europe that helps companies comply with GDPR and ePrivacy requirements when processing personal data in digital advertising ecosystems.	0.8%
24	CGI Wilmington, Delaware, United States An interface specification that enables web servers to execute an external program to process HTTP requests.	0.8%
25	Sass A stylesheet language that compiles to CSS and allows developers to use variables, nested rules, mixins, and functions.	0.8%

Data is based on the analysis of 290 websites from the Cayman Islands.
Statistics were last calculated on March 21, 2026.
For details, see our methodology and disclaimer.