Bazarr
Homepage: https://github.com/morpheus65535/bazarr
Bazarr is a companion application to Sonarr and Radarr. It manages and downloads subtitles based on your requirements. You define your preferences by TV show or movie and Bazarr takes care of everything for you.
Usage
Set bazarr_enabled: true
in your inventories/<your_inventory>/group_vars/nas.yml
file.
Specific Configuration
Follow the Wiki for connecting to Sonarr and Radarr.