Chose one of the options to install
It is possible to install the plugin for Craft 2. Althouhg Craft is not yet working with composer. It uses the composer installers package to move the package to craft/plugins/ folder.
composer require froala/craft-froala-editor
After requiring the plugin package, it is moved to
You still need to go to the Craft Plugins page to install and enable it.
Note: it doesn't use Froala Editor sources from composer yet. This will be there for the Craft 3 version of course.
To enable the editor correctly, you should have a purchased a license on www.froala.com.
Once you have a license, for your domain, you can enter the license key in the plugin settings.