Which Tools Can Be Used to Document Enterprise Architecture?

Enterprise Architecture can be documented using a combination of EA modelling tools, diagramming platforms, repositories and collaboration tools. The right choice depends on the size and maturity of the organisation.

Common options include:

• Archi — a lightweight, open-source tool for ArchiMate modelling.
• Sparx Enterprise Architect — supports ArchiMate, UML and broader enterprise modelling.
• LeanIX — focuses on application portfolios, architecture repositories and technology lifecycle management.
• Ardoq — provides flexible, data-driven architecture modelling and visualisation.
• Bizzdesign — supports enterprise architecture, capability modelling and transformation planning.
• MEGA HOPEX — provides enterprise architecture, governance and risk capabilities.
• Microsoft Visio — useful for straightforward architecture diagrams, particularly in Microsoft-centric organisations.
• Lucidchart — collaborative diagramming suitable for architecture views and stakeholder workshops.
• Confluence — useful for documenting architecture decisions, principles, standards and supporting information.
• Ansys STK (Systems Tool Kit) — primarily a systems engineering and mission modelling/simulation tool. It is particularly useful for aerospace, defence, telecommunications and other complex physical systems. It can model systems, environments, relationships and operational scenarios, but it is not typically a general-purpose EA repository.
• Cameo Systems Modeler — a model-based systems engineering (MBSE) tool from Dassault Systèmes, supporting SysML, UML and architecture modelling. It is well suited to documenting complex systems, requirements, interfaces and system structures.

A mature EA function will often use more than one tool: for example, a dedicated repository for structured architecture data combined with diagramming and collaboration tools for communicating architecture to different audiences.

The important consideration is not simply which tool is selected, but whether it makes architecture easy to maintain, discover, communicate and use in decision-making.

For an EA tooling landscape: