Here are the files needed to run the waveform simulator fax and give output in the same formats as used by strax.
Clone the repository and let pip install it for you
git clone https://github.com/XENONnT/WFSim
pip install -e ./WFSim
Or on midway
/project2/lgrandi/xenonnt/development/xnt_env
git clone https://github.com/XENONnT/WFSim
pip install -e ./WFSim --user
In the notebook folder there is a short test notebook showing basic usage.