Our Standard Library lists all our published standards and reference implementations. They are categorized into 9 capabilities. 

• Sustainability
• Traceability
• Souvereign Data Exchange
• Identity Access Management (IAM)
• Business Partner Data Management (BPDM)
• Onboarding
• Data Chains
• Semantics
• Data Discovery Services 

For all those wanting to provide business applications , please refer to the standards categorized as capabilities Traceability and Sustainability (related to those use cases). 
'This applies to the following roles within our operating model:

• Business Application Provider
• Data Provider and Consumer

If you are an Operating Company, please focus on the remaining seven platform capabilities. 
'This applies to the following roles within our operating model:

• Enablement Service Provider
• Core Service Provider