RosaeNLG can be used without any restriction (Apache 2.0). All components are published in open-source. Event the AWS Lambda functions for hosting.
Bugs and questions should be reported through Github issue tracker.
RosaeNLG is available through Rapid API. The backend is AWS Lambda.
For larger usecases, I can grant a paid direct access to the Lambda backend (authentication using auth0 JWT). Contact me.
Addventa, a company specialized in NLG and based in Paris provides commercial support on RosaeNLG:
support with SLA on RosaeNLG
Professional Services (consulting, development)
The author can provide expertise on POC and small projects, directly or with Addventa.