You can download the most recent Adomni Brightsign player card (2019-02-12) here
This card is the right choice if you want to run Adomni full time, full screen on your Brightsign device at 1080p, landscape.
You can download the most recent Adomni Lubuntu ISO (2019-01-28) here
You should point FireStick browsers and Web enabled TVs to https://webplayer.adomni.com/go-001
The previous /go url would not dynamically update its version, and also was less likely to cache the player itself correctly. The new url addresses these concerns (CAW 2018-10-23)