moment.js for Scriptable

Scriptable is an iOS app in which you can write JavaScript to automate stuff.

To use moment.js:

Open https://raw.githubusercontent.com/schl3ck/scriptable-moment/master/import-moment.js in your browser and copy the contents
Paste them into a new Scriptable script
Run the script once and it will import moment.js to iCloud/Scriptable/lib/moment.js if you have iCloud enabled, otherwise to <Scriptable documentsDirectory>/lib/moment.js

Use it in your script with

const moment = importModule("lib/moment");
let date = moment();

Run the script again to check for updates of the script and moment.js