⚡ Browser APIs in Croatia

Browser APIs (Application Programming Interfaces) are a set of functions that allow web developers to interact with the browser and system resources, providing features such as data storage, network requests, performance monitoring, graphics rendering, background tasks, and camera and microphone access.

Croatia is a Southeastern European country with a population of around 3.9 million people.

According to our data, browser APIs are detected on 33.3% of websites from Croatia.

Statistics based on 9K+ analyzed websites. About this data

⭐ Most Popular in 2026

The following chart shows the top browser APIs in Croatia in 2026, based on market share.

The most popular is Web Storage, which dominates the market with an overwhelming 88.1% share.
It is followed by Fetch with 13.4% and XMLHttpRequest with 11%.

Web Storage 88.1%
Fetch 13.4%
XMLHttpRequest 11%
Beacon API 4.4%
Navigation Timing 3.5%
Interest-Based Advertising Opt-Out 1.7%
PerformanceObserver 1.2%
WebSocket 1.2%
WebGL 0.9%
Notifications API 0.7%
Geolocation API 0.2%
Speech Recognition API 0.1%
IndexedDB 0.06%
WebRTC 0.06%
Origin Trials 0.03%

🚀 Highlights

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

6. Interest-Based Advertising Opt-Out ^(-2)
10. Notifications API ^(-4)
12. Speech Recognition API ^(-4)
13. IndexedDB ^(-5)

✨ Best Browser APIs

Below is a more detailed list of 17 browser APIs used on sites from Croatia, ranked by their market share.

Rank	Name	Market share
1	Web Storage Cambridge, Massachusetts, United States A browser API that provides client-side key-value storage for websites, allowing data to be stored directly in a user's web browser.	88.1%
2	Fetch Cambridge, Massachusetts, United States A modern JavaScript API for requesting network resources and exchanging data between web applications and servers.	13.4%
3	XMLHttpRequest Cambridge, Massachusetts, United States A JavaScript API for sending HTTP and HTTPS requests and receiving data from web servers without reloading the current page.	11%
4	Beacon API Cambridge, Massachusetts, United States Used to send asynchronous and non-blocking requests to a web server.	4.4%
5	Navigation Timing Cambridge, Massachusetts, United States A part of the Performance API that provides metrics related to navigation from one page to another.	3.5%
6	Interest-Based Advertising Opt-Out The interest-based advertising opt-out allowed sites to exclude themselves from Federated Learning of Cohorts cohort calculations using the "interest-cohort=()" permission policy.	1.7%
7	PerformanceObserver Cambridge, Massachusetts, United States A part of the Performance API that is used to monitor performance measurement events.	1.2%
8	WebSocket Fremont, California, United States A communication protocol that enables persistent, full-duplex data exchange between a client and a server over a single TCP connection.	1.2%
9	WebGL Beaverton, Oregon, United States A cross-platform, royalty-free web standard that provides a low-level JavaScript API for rendering interactive 2D and 3D graphics directly in web browsers without plug-ins.	0.9%
10	Notifications API Cambridge, Massachusetts, United States Used to configure and display desktop notifications to the user.	0.7%
11	Geolocation API Cambridge, Massachusetts, United States Allows web applications to retrieve the user's location, including latitude and longitude.	0.2%
12	Speech Recognition API A part of the Web Speech API that controls the speech recognition service.	0.1%
13	IndexedDB Cambridge, Massachusetts, United States A transactional NoSQL database system for the persistent storage of structured data inside a user's browser. Free	0.06%
14	WebRTC Cambridge, Massachusetts, United States A set of APIs and protocols originally developed by Google that enables real-time audio, video, and peer-to-peer data communication in web browsers and mobile applications.	0.06%
15	Origin Trials Mountain View, California, United States Time-limited programs that allow developers to test experimental web platform features with real users in live production environments.	0.03%
16	Screen Orientation API Cambridge, Massachusetts, United States Exposes the current type and angle of the device's screen orientation, and dispatches events when it changes.	0.03%
17	Web Audio API Cambridge, Massachusetts, United States A browser API for processing and generating audio in web applications.	0.03%

👉 See Also

🌎 Browser APIs in other countries

🗃️ About This Data

We evaluate the popularity of technologies based on the number of websites where we detect their usage.
Technologies without a detectable web footprint, and those we do not track, are not reflected in the calculated market share.
This report is based on the analysis of 9,854 websites from Croatia.
We currently track the presence of 18 browser APIs across the web.
Of these, 17 were detected on websites from Croatia.
Statistics were last calculated on September 18, 2026.
For more details, see our methodology and disclaimer.