I had a similar experience searching for MS Office\Google Docs self-hosted alternative. While evaluation ONLYOFFICE, I found that they don't have RTL support

I had a similar experience searching for MS Office\Google Docs self-hosted alternative. While evaluation ONLYOFFICE, I found that they don't have RTL support (for over 4 years: https://github.com/ONLYOFFICE/DocumentServer/issues/19 https://github.com/ONLYOFFICE/DocumentServer/issues/19)