I don't know if it has a specific meaning. There have been multiple forks: paperless (https://github.com/the-paperless-project/paperless https://github.com/the

I don't know if it has a specific meaning. There have been multiple forks: paperless (https://github.com/the-paperless-project/paperless https://github.com/the-paperless-project/paperless) -> paperless-ng (https://github.com/jonaswinkler/paperless-ng/ https://github.com/jonaswinkler/paperless-ng/) -> paperless-ngx (https://github.com/paperless-ngx/paperless-ngx/ https://github.com/paperless-ngx/paperless-ngx/)