ActionScript running directly in the browser could be interesting. It has some cruft (much of it shared with JS due to the ECMAScript heritage), and the ECMAScr

ActionScript running directly in the browser could be interesting. It has some cruft (much of it shared with JS due to the ECMAScript heritage), and the ECMAScript lineage leads to some weird features (e.g., typically its class-based inheritance is used, but it does include prototype inheritance), but it's not a bad language.