Yes, you could write applets in other languages. The choice was rather narrow, but you could use [Python], [Scala], or [JRuby]. [Python]: https://www.jython.or

Yes, you could write applets in other languages. The choice was rather narrow, but you could use [Python], [Scala], or [JRuby]. [Python]: https://www.jython.org/jython-old-sites/archive/21/applets/index.html https://www.jython.org/jython-old-sites/archive/21/applets/i... [Scala]: https://cs.trinity.edu/~mlewis/ScalaApplet/scalaWebApplet/WebAppletsInScala/WebAppletsInScala.html https://cs.trinity.edu/~mlewis/ScalaApplet/scalaWebApplet/We... [JRuby]: https://www.jruby.org/getting-started https://www.jruby.org/getting-started — offers to run as an applet in the first few lines.