Google’s Closure compiler, for optimizing and transpling JavaScript, no longer needs Java to run. Instead, Java source code is compiled to JavaScript so it can run under Node.js or in a browser.

In addition to opening the library, Google has also announced the availability of the Closure Compiler, a JavaScript compression and optimization tool with a number of advanced features.

Google has just announced that it is open-sourcing a set of tools its own developers use to build some of the company's most well known products, including Gmail, Google Docs, and Google Maps. The ...