I used to work on Pootle: https://github.com/translate/pootle/ https://github.com/translate/pootle/ It's on-premises, open source, has a web UI, supports many

I used to work on Pootle: https://github.com/translate/pootle/ https://github.com/translate/pootle/ It's on-premises, open source, has a web UI, supports many formats and comes with a REST API. I'm sure you must have seen it - any reason you didn't go that route? Aside: I see you're shipping with nginx and have a whole ssl setup. Take a look at Caddy, your life may get simpler :) https://caddyserver.com/ https://caddyserver.com/