Install and update - mathiasnovas/leet.js GitHub Wiki
To install leet.js, simply do:
sudo npm install leet
Add -g to install globally.
If you don't have npm, you can download and install it with this line:
curl http://npmjs.org/install.sh | sh
To update leet.js to the latest version, do:
sudo npm update leet
The -g flag can be used here as well.