Internal modules
The internal modules support the applying of your business logic to your integrations. Examples are the "timer" module for scheduling actions and the "flow" module to perform tests, split processes and create dependencies.
External modules
The external modules refer to these standard packages with which the XQi Engine integrates. Types of modules are "messaging" for sending and receiving SMSs, e-mails, WhatsApp messages, "PBX" for integrating proprietary telephone systems, "database" for storing and retrieving data, "Collaboration" for sharing documents, calling people, sending notifications ... and CRM/ERP for storing and retrieving customer (related) information.