Standards Ranked #25–#41 on the Web in Estonia in 2026

📈 Standards Ranked #26–#41 in Estonia

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

Estonia is a Northern European country with a population of around 1.3 million people.

The following list shows the standards ranked from 26th to 41st out of 41 used on websites in Estonia.

Rank	Name	Market share
26	OpenAPI San Francisco, California, United States A specification language for defining HTTP APIs, typically written in YAML or JSON.	0.4%
27	IDN Internationalized Domain Names allow people around the world to use domain names in local languages, such as Arabic, Chinese, or Cyrillic.	0.4%
28	Sitemap A file in XML format that allows webmasters to inform search engines about URLs on a website that are available for web crawling.	0.4%
29	CGI Wilmington, Delaware, United States An interface specification that enables web servers to execute an external program to process HTTP requests.	0.4%
30	RelMeAuth A proposed open standard for using rel-me links to profiles on OAuth supporting services to authenticate via either those profiles or your own site.	0.3%
31	JSON Web Token Fremont, California, United States An open standard (RFC 7519) that defines a compact and self-contained way for securely transmitting information between parties as a JSON object.	0.2%
32	XML Cambridge, Massachusetts, United States A markup language and file format for storing, transmitting, and reconstructing arbitrary data.	0.2%
33	Text Cambridge, Massachusetts, United States The plain text document format.	0.2%
34	RDF Cambridge, Massachusetts, United States A W3C standard model to describe and exchange graph data on the web.	0.1%
35	Prerender The rel="prerender" attribute on HTML elements.	0.1%
36	Humans.txt A text file that can be created by developers to list the people who have contributed to a website.	0.04%
37	Rack A minimal, modular interface and invocation convention that operates between Ruby web servers and web applications to standardize how HTTP requests and responses are exchanged. FreeOpen source	0.04%
38	LLMs.txt A proposed standard that provides structured content and instructions to guide large language models in understanding and summarizing a website's content.	0.04%
39	XRDS An XML-based file format that provides a list of service endpoints (e.g., OpenID) available on a website.	0.02%
40	Webmention Cambridge, Massachusetts, United States A simple protocol to notify any URL when a website links to it, and for web pages to request notifications when somebody links to them.	0.02%
41	ActivityPub A decentralized social networking protocol used by various fediverse services such as Mastodon, Pixelfed, and PeerTube.	0.02%

👉 See Also

🌎 Standards in other countries

Data is based on the analysis of 5,049 websites from Estonia.
Statistics were last calculated on March 21, 2026.
For details, see our methodology and disclaimer.