At any moment, you can get the avalaible command from symfony by typing php bin/console list.
Now, let's see what command we have and how useful there are.
The list above may vary depending on installed extensions
To get more details on each command line, just type -h (eg php bin/console pushword:user:create -h)
pushword
pushword:flat:import Syncing flat file inside database
pushword:flat:export Export database toward file (yaml+json)
pushword:image:cache Generate all images cache
pushword:image:optimize Optimize all images cache
pushword:page:scan Find dead links, 404, 301 and more in your content.
pushword:static:generate Generate a static version for your website(s)
pushword:user:create Create a new user