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The Open Group

Leading global standards for Enterprise Architecture and certification for enterprise IT and Business Architecture


Members of the Architecture Forum


The vision of The Open Group® is “Boundaryless Information Flow™ achieved through global interoperability in a secure, reliable and timely manner”. The Open Group Architecture Forum mission supports this by:

  • Validating, publishing, fostering, and maintaining best practices for Enterprise Architecture
  • Developing, organizing, researching, and publishing thought leaders in Enterprise Architecture
  • Providing broad and deep leadership to the Enterprise Architect community
  • Initiating and managing programs and projects to support these activities


The work of the Architecture Forum is diverse and includes a wide range of architecture-related topics such as:

EA Domain Level activities

  • Agile Enterprise Architecture
  • Ecosystems Architecture
  • Enterprise Architecture and Sustainability
  • Enterprise Architecture and Innovation Strategy
  • Business Architecture – Open Business Architecture Standard and supporting content
  • Information Technology Architecture - Master Data Management and Business Intelligence and Analytics
  • Application Architecture – Application Value Streams and supporting content
  • Enterprise Architecture and the Digital Enterprise (in collaboration with the Digital Practitioners Work Group)
  • Data Integration Architecture – Data Integration landscape and best practice. Click here to find out more about The Open Group Data Integration Work Group
  • Zero Trust Security Architecture (in collaboration with The Open Group Security Forum)
  • Microservice Architectures

Industry Verticals

  • Commercial Aviation Reference ArchitectureTM
  • Government Reference Architecture
  • Open Healthcare Enterprise Reference ArchitectureTM (developed and maintained by the Healthcare Forum)


All of its work is core to The Architects Toolkit - a portfolio of the most pertinent standards, reference architectures, frameworks, tools and bodies of knowledge used by Enterprise Architects in their work lives.

Robert Morris Louis Weisman

(1954 - 2024)

A life of Service, Learning, and Adventure

Robert Morris Louis Weisman, known as Bob (Rob) to his family and friends, passed away on March 26, 2024. He is survived by his wife of 45 years, Brenda, his three children, Marina (Kyle) VanKoughnett, Sean (Megan) Weisman, and Sheena (Martin) Myers, six grandchildren, and his sister, Vivian (Bob) Testa alongside many nieces and nephews. He was predeceased by his parents, Fred Weisman and Sophia Hoy-Frank.

Learn More about Bob

The Open Group

The TOGAF® Standard is the de facto global standard for Enterprise Architecture. The Open Group Architecture Forum develops and maintains the TOGAF Standard and regularly publishes updates to the Standard and supporting materials. For more details, please visit the TOGAF Standard homepage.

There are several activities and workgroups that develop and improve the TOGAF Standard in line with the changing needs of industry and Enterprise Architects. These provide new materials and maintain the ecosystem of existing documentation. Specific areas of focus currently include;

  • Evolving the TOGAF Standard
  • Agile Enterprise Architecture using the TOGAF Standard
  • TOGAF & the Digital Enterprise
  • Enterprise Information Architecture
  • Using the TOGAF Standard to enable Enterprise Innovation
  • Business Architecture
  • Data Integration Architecture
  • SOA and Microservices Architecture
  • Enterprise Security Architecture


The Open group
The Open Group

Get Involved and Gain Influence in Defining Open Standards and Certifications

Being a member of The Open Group gives organizations early access to the latest information and developments regarding open standards and best practices, and enables them to participate in The Open Group’s highly influential Forums and Work Groups. We provide a collaborative, vendor-neutral environment where member representatives can:

  • Network with a world-class community of peers, experts and industry leaders
  • Have early access to information on industry developments
  • Gain insight for future decisions from both major customers and suppliers of IT
  • Influence outcomes that benefit their organizations
  • Grow professionally, and enhance their credibility in the industry
  • Receive education in best practices

Membership FAQs


The Open group

The Open Group events are for business and technology professionals interested in achieving business objectives through technology standards. The Open Group organizes conferences, member meetings, industry verticals, webinars, and podcasts on a wide variety of topics.

The Architecture Forum hosts a quarterly members governance session where updates regarding workgroup activities, publications, and certifications are presented. The Forum also host a monthly session that is open for all members to discuss any topics related to the Forum.

Check our events calendar for upcoming events.

The Open Group

Below is an example of publications related to Enterprise Architecture. Full versions and more can be found in the Open Group Library.