# guetzli-bin [![Build Status](https://travis-ci.org/imagemin/guetzli-bin.svg?branch=master)](http://travis-ci.org/imagemin/guetzli-bin) > [Guetzli](https://github.com/google/guetzli) is a JPEG encoder that aims for excellent compression density at high visual quality. Guetzli-generated images are typically 20-30% smaller than images of equivalent quality generated by libjpeg. You probably want [`imagemin-guetzli`](https://github.com/imagemin/imagemin-guetzli) instead. ## Install ``` $ npm install --save guetzli ``` ## Usage ```js const {execFile} = require('child_process'); const guetzli = require('guetzli'); execFile(guetzli, ['input.jpg', 'output.jpg'], err => { console.log('Image minified!'); }); ``` ## CLI ``` $ npm install --global guetzli ``` ``` $ guetzli --help ``` ## License MIT © [Imagemin](https://github.com/imagemin)