Recently, multiple languages have begun supporting compilation to WebAssembly (Wasm), allowing developers to build real polyglot systems. Chicory is a Wasm interpreter for the JVM with zero native ...

The other project, Jacl (Java Command Language), is a total rewrite of the existing Tcl script interpreter in Java that will make it easy to embed into a Java application.

I don't think people are comparing Java interpreters to embedded scripting languages; they're comparing using the built-in bytecode compiler/vm to using an embedded interpreter that you call from ...