Enterprise Architecture Reference Model

Dragon1 as open EA Method defines a reference model for enterprise architecture.

You can re-use this reference model to make it part of your enterprise meta model on Dragon1. And of course, you can alter the reference model to your own theory about enterprise architecture modeling strategy.

Below you see the most recent version of the Dragon1 Enterprise Architecture Reference model.

A 2d flat version

Below is a 2d flat version of a simple Enterprise Architecture meta model of an Organization with 2 business units.

Overview of Layers and Entities

  • Layer 1: Enterprise Governance
  • Layer 2: Business(es)
  • Layer 3: Information (facilities)
  • Layer 4: IT Infrastructure(s)

All these layers and entities are part of a container entity like 'Enterprise', 'Organization', or 'Company'.

A 3d version

Below is a 3d version of a simple Enterprise Architecture meta model.

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