https://www.ledger.fr/2018/07/09/ledger-launches-ledger-live-the-all-in-one-companion-app-to-your-ledger-device/
Ledger Live is a new all-in-one companion application for your Ledger device that runs on Windows, Mac and Linux.
(...)

This is truly amazing news. I will try is ASAP. Is Ledger Live available only for Windows or also for Mac?

You just quoted a post that says "that runs on Windows, Mac and Linux", so why are you making that question?

Ledger now support Monero. I like.