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node.js is a package that can be used to make web applications that run JavaScript on the server side.

Installing node also provides a JavaScript CLI (REPL) on Unix/Windows/Mac systems, as well as a way to use JavaScript as a basic scripting language (separated from any web browser.)


You can download installers here for Windows, Mac and Linux:

Additional installation advice for specific platforms can be found here:


The following is true of webapps written in Node:

  • They can be deployed in the cloud on Heroku
  • Continous integration is available through Travis-CI

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