Adam Beynon is announcing that Opal with version number 0.7.2 / 0.8.0.rc1 is already available to download.

What is Opal ?

Opal is A Ruby to JavaScript compiler (transpiler) . Opal compiles source-to-source.Besides the version, Opal can also be integrated with jQuery, Ruby on Rails, Node.js and TodoMVC. This is changelog for Opal version 0.7.2 / 0.8.0.rc1 :

• Remove Sprockets 3.0 support.

You can read the complete changelog and also download this latest version on their homepage: opalrb.org