• The VLO is a search tool that can be used to find relevant data by searching through metadata
• Searching can be done various facets, e.g. date, location, genre, collection
• The primary users are researchers working in a specific domain for which the set of facets is optimised.
• Different instances for specific domains can be provided
• Community data managers can use the VLO to make their data available to a larger audience
• B2FIND is a general metadata catalogue for non-specific researchers an easier to use, but less specific tool to find resources

VLO, B2FIND

(US1-4)

• The VCR is a repository of collection metadata
• In the VCR virtual collections are defined that contain links to resources stored in other repositories
• Researchers  can use the VCR to group data into virtual collections of their choosing and make these collections  findable and citable
• Researchers can seamlessly access virtual collection content

VCR, B2ACCESS0B2ACCESS

(US5-7)

• The LR switchboard can provide a set of relevant tools for specific data types

• It is not meant as a stand-alone service, but as a feature that can be integrated  with other services.

• Users can use this feature to find relevant tools for processing data objects directly from within the data discovery or hosting service.

• Tool and service providers can make their tools available via the LR switchboard by specifying its features (tool metadata).

LR Switchboard

(US8-9)

Reverse integration of VCR with B2SHARE  (B2DROP/B2STAGE?).

Users can access and use the VCR from within relevant EOSC services to download or copy the data to a new destination.

VCR,

B2SHARE, B2DROP

(US10)

Reverse integration of LR Switchboard with B2FIND/B2SHARE/B2DROP

The LR Switchboard can be accessed by users from within relevant EOSC services to show what tools can be applied on a given resource

LR Switchboard,

B2SHARE, B2DROP

(US11)

VCR, LR Switchboard, VLO

B2HOST, FederatedCloud?

(US12)