cleancss command not found

Introduction

When you run more command in linux terminal / console, you get the following error message

cleancss: command not found

or when using sudo you get the following error message

sudo: cleancss: command not found

Solutions to cleancss: command not found

How To Fix cleancss: command not found in Ubuntu / Debian / Kali Linux / Raspbian

In Ubuntu cleancss is provided by cleancss package.

cleancss is:

Clean-css is a Node.js module for minifying CSS files. It does the same job as YUI Compressor’s CSS minifier, but much faster thanks to many speed optimizations and Node.js’ V8 engine.

The cleancss tool is a reference implementation for the Clean-css Node.js module.

To fix this problem, we can install more using the command below.

sudo apt-get -y install cleancss

This command might take some time to finish depending on your machine internet connection.

You can also use apt command to install cleancss.

sudo apt -y install cleancss

Or if you have aptitude installed you can use the following command.

sudo aptitude install cleancss

Summary

In this tutorial we learn how to fix cleancss command not found error in Ubuntu / Debian / Kali Linux or Raspbian distribution.