Missing Wago Binding

I`m running Openhab 2.2.0 on a QNAP NAS. I know there is a Wago Binding, but I can not find it in the Paper UI. How can I install it?

It looks like that is a 1.x version binding that has not yet been fully tested with OH 2.

See https://docs.openhab.org/tutorials/migration.html#installing-unofficially-supported-openhab-1x-add-ons