With Archi and Camunda, some of my favorite tools are listed here. Causal Loop Diagrams are great for systems thinking - not only in architecture. I often use C

With Archi and Camunda, some of my favorite tools are listed here. Causal Loop Diagrams are great for systems thinking - not only in architecture. I often use CLDs to reason about business models. Regarding enterprise architecture design, you might want to take a look at the TOGAF framework. The Architecture Development Method (ADM) gives you an excellent guideline on how to navigate through the topic.