cross-spawn 
A cross platform solution to node's spawn.
Installation
$ npm install cross-spawn
Why
Node has issues when using spawn on Windows:
All these issues are handled correctly by cross-spawn
.
There are some known modules, such as win-spawn, that try to solve this but they are either broken or provide faulty escaping of shell arguments.
Usage
Exactly the same way as node's spawn, so it's a drop in replacement.
Tests
$ npm test
License
Released under the MIT License.