[Generated Javascript](generated_javascript.md) An overview of the compiler output

[Method Missing](method_missing.md) How Opal implements method_missing

[Using Ruby from Javascript](using_ruby_from_javascript.md) How to access ruby methods from JS

[Static Application](static_applications.md) Just build your app and dependencies to a build.js file

[Using Sprockets](using_sprockets.md) Use rack/sprockets to auto-recompile an opal application