Oh, if you want a full fat JVM, then you want CheerpJ https://cheerpjdemos.leaningtech.com/SwingDemo.html#demo https://cheerpjdemos.leaningtech.com/SwingDemo.ht

Oh, if you want a full fat JVM, then you want CheerpJ https://cheerpjdemos.leaningtech.com/SwingDemo.html#demo https://cheerpjdemos.leaningtech.com/SwingDemo.html#demo Takes a few seconds longer to load because it loads all of Java Spring, but it still performs just fine on my phone (though the lack of on screen keyboard activation makes it rather unfortunate for use in modern web apps).