# User Guide

This guide describes CRESSim-Neo's system architecture, runtime model, and
engine features. Its concepts and execution model are shared by the C++ SDK and
Python bindings.

```{toctree}
:maxdepth: 1

system-overview
runtime-lifecycle
batched-environments
physics-and-constraints
rendering-and-sensors
gpu-integration-and-custom-compute
surgical-robotics
```