hiya is this easy to use?
Viewing post in VNgen - The Next-gen Visual Novel Engine comments
That's the goal!
VNgen is code-based, but it uses a custom scripting syntax that's designed to be both easy-to-learn and powerful. Since VNgen is based on GameMaker Studio, you can either stick strictly to simple VNgen script, or you can expand with custom GML.
To get a feel for it, I'd recommend looking over the Getting Started guide in the included documentation: https://docs.xgasoft.com/vngen/getting-started/intro-qscript