Welcome to the Guestline API Portal

This portal presents the next evolution of connectivity to the Guestline ecosystem.

Here you can find information on integrating with APIs relating to Guestline's Rezlynx PMS. Jump straight to our on-boarding process and the credentials you need to connect with us.

API Documentation

For an introduction to using the API and other general documentation, see API documentation
For detailed information on every API method, see APIs

Guestline Support

Keep up to date with the Guestline Development blog

Current Guestline API Portal Scope

APIs relating to Guestline's existing Rezlynx PMS endpoints are included
Simplification of API interaction will be achieved here, i.e. improved authentication and REST based endpoints.
Other functional areas of Guestline's product offering will be consolidated over time
Documentation on hardware integrations coming soon
Additional functionality relating to our Rezlynx PMS will be enhanced here too