What is Apache Tomcat?
ServerApache Tomcat is a web server: Java servlet container and web server. Tech Stack Detector identifies Apache Tomcat on any website by analysing HTTP response headers and the HTML source.
Apache Tomcat is a web server (Server). See websites using Apache Tomcat ↓
How Tech Stack Detector detects Apache Tomcat
Apache Tomcat is matched from these signals during a single, ordinary page request. Each one contributes to the confidence score shown on a scan.
- HeaderServer header identifies Tomcat
- Html PatternTomcat default error page
Detecting Apache Tomcat also implies Java.
Websites using Apache Tomcat
No websites in our public index are known to use Apache Tomcat yet. Scan a site above that uses it to be the first. Your result becomes a shareable /site/… page.
Alternatives to Apache Tomcat
Other Server technologies Tech Stack Detector detects: popular alternatives and related tools, most-detected first.
Compare Apache Tomcat
Side-by-side comparisons of Apache Tomcat with other Server technologies.
Popular technologies
The technologies most often detected across all websites scanned on Tech Stack Detector.
Frequently asked questions
What is Apache Tomcat?
Apache Tomcat is a web server: Java servlet container and web server. Tech Stack Detector identifies Apache Tomcat on any website by analysing HTTP response headers and the HTML source. Its official website is https://tomcat.apache.org.
How can I tell if a website uses Apache Tomcat?
Enter any URL into Tech Stack Detector and it reports whether Apache Tomcat is present, with a confidence score and the exact evidence it matched. Detection is based on HTTP response headers and the HTML source. No login or crawling of the site is required.
What does detecting Apache Tomcat imply?
When Apache Tomcat is detected, Tech Stack Detector also infers Java, because Apache Tomcat is built on top of it.
What are some alternatives to Apache Tomcat?
Other Server technologies Tech Stack Detector detects include Nginx, LiteSpeed, Apache HTTP Server, Envoy, Microsoft IIS and OpenResty. You can compare any of them side by side with Apache Tomcat.
Data last updated October 20, 2026 · based on 618 recently scanned websites.