Multimedia streaming service Plex go beyond TV and Movies, audio and photos. As of today, you can play many Atari games through a Plex Arcade subscription. Plex has partnered with Parsec to offer classics like Asteroids, Centipede, Missile Command and Great escape. You will also be able to add your own ROMs and game emulators to your library.
You can stream the games to Android (mobile and TV), iOS, tvOS, or the Chrome browser. They should be playable with almost any Bluetooth controller that you can connect to these devices.