Opal seems to be compiling the rb file to a js file. This js along with the supplied opal.js will run in the browser. Check out https://github.com/adambeynon/

Opal seems to be compiling the rb file to a js file. This js along with the supplied opal.js will run in the browser. Check out https://github.com/adambeynon/opal/tree/master/examples/browser https://github.com/adambeynon/opal/tree/master/examples/brow...