This package is no longer relevant as Node.js 0.12 is unmaintained.
Node.js 0.12
childProcess.execFileSync()
ponyfill
Doesn't require node-gyp compilation or anything like that.
$ npm install --save exec-file-sync
var execFileSync = require('exec-file-sync');
console.log(execFileSync('echo', ['unicorn']).toString().trim());
//=> 'unicorn'
MIT © Sindre Sorhus