Kotlin icon

Websites using Kotlin

Programming languages Visit kotlinlang.org

Kotlin is a general purpose, free, open-source, statically typed “pragmatic” programming language initially designed for the JVM (Java Virtual Machine) and Android that combines object-oriented and functional programming features.

Lead List Exporter

18 live Kotlin sites, ready to export.

That's how many Kotlin websites are in VersionDB right now, each with its full tech stack, contact details, and social profiles.

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Kotlin companies in the United States

Every Kotlin website we detected in the United States.

Companies with personnel emails

Only sites where a personal, company-hosted email was found.

Decision makers on LinkedIn

Sites with at least one personnel LinkedIn profile.

Top 100,000 Kotlin sites by traffic

Start with the highest-traffic end of the dataset.

Sites on a .com domain

Limit results to Kotlin websites on .com domains.

Companies with phone numbers

Only sites where an organisation phone number was found.

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Live Websites

Websites Using Kotlin

A sample of live Kotlin sites from our latest crawl, with the other technologies each one runs.

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DomainAlso runsCrawl Date
offerdetails.net
HTTP/3HSTSAmazon Web ServicesAmazon CloudFrontKtor
August 18, 2026
ffffrozen.com
NginxBootstrapUbuntuKtor
August 17, 2026
triumphteam.dev
HTTP/3HSTSCloudflareCloudflare Browser InsightsFont Awesome
August 14, 2026
plantchief.com
NginxBootstrapUbuntuKtor
August 10, 2026
60af87b2c5424aa08f6120aad1d23a21.com
NginxBootstrapUbuntuKtor
July 22, 2026
rexpose.app
HSTSKtor
July 20, 2026
voreshundeskove.dk
HTTP/3CloudflarereCAPTCHAMapbox GL JSKtor
July 20, 2026
kotlin-htmx.fly.dev
Google AnalyticsUnpkgFly.ioHtmxKtor
July 18, 2026
pixelpark.onrender.com
HTTP/3CloudflarereCAPTCHAMapbox GL JSKtor
July 16, 2026
mavislabs.ai
jQueryHTTP/3HSTSCloudflareGoogle Analytics
July 16, 2026

How many websites use Kotlin?

We found Kotlin on 18 websites in our August 2026 crawl, across 10 countries.

Which countries use Kotlin the most?

By number of websites, the top countries are United States (28%, 5 sites), United Kingdom (11%, 2 sites), Switzerland (6%, 1 site), Germany (6%, 1 site) and Denmark (6%, 1 site). Together they account for 56% of the 18 Kotlin sites we track. 44% of the sites are in English, and .com is the most used domain ending, on 39% of them.

Where are Kotlin websites hosted?

The networks carrying the most Kotlin sites are DigitalOcean, LLC (3 sites), Amazon.com, Inc. (2 sites) and Cloudflare, Inc. (2 sites).

What technologies are used with Kotlin?

Across the 18 Kotlin sites we track, the technologies most often found alongside it are Ktor (100%, 18 sites), Nginx (39%, 7 sites), Ubuntu (39%, 7 sites), HTTP/3 (33%, 6 sites) and Bootstrap (28%, 5 sites).

Deep Dive

Breakdown of Kotlin websites

What else they run, plus their language, hosting network, domain extension and country.

Same category

Other technologies in Programming languages

Programming languages technologies run on 48.66% of the websites we track. Kotlin ranks #23 of 26, on under 0.01% of Programming languages sites.

All Programming languages technologies

FAQ

Answers drawn from our latest crawl of Kotlin websites. Anything else, email us and we will look it up.

Through our own crawl, which checks each site's HTML, scripts and headers rather than relying on self-reported data.