The primary interface to RKVST is always the REST API, which is documented here. Use of the REST API enables agent-less and platform-agnostic low-code integration with almost any application.
We also offer a Python SDK via PyPi for official releases, or GitHub if you need to modify anything. if you do modify the python SDK for any reason please do consider contributing the change back via a pull request to improve the offering for everyone in the RKVST community.