Finding Tomcat Version on Linux

OK, there are a bunch of different ways, but it depends how Tomcat was installed. My install didn’t have a version.sh (the easy button) so this one, derived from Joe Tech, seems like the most reliable (every tomcat has a catalina.jar!).

First get your path to your catalina.jar:

find / -type f -name catalina.jar

Then, use that path to run this command:

unzip -q -c [/path-to-your-catalina-jar] META-INF/MANIFEST.MF | grep "Implementation-Version"

Here is how that turned out for me:

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