· Objects and their relationships are uniquely and permanently identified

· Adequate metadata for formal and content-based description

· Identification of the digital objects ingests

· Adequate metadata available for structural description of the digital objects acquired

Tool

· OAI-PMH compliant (required)

Process

· The assignment of metadata to the objects is guaranteed at all times

· Metadata for documenting changes made on the digital objects

Repository

· Repository acquires adequate metadata for technical description of the digital objects

· Repository acquires adequate metadata to record the corresponding usage rights and conditions

· Compatibility of used metadata with other standard metadata systems

Adaptability

Object

· Ease of working on code base: add/ change digital object

Tool

· Software and hardware tools - only common/basic software and hardware required

· Possibility to add other media files (for example audio, video)

· Documentation of software (M-tool, M-edit) is sufficient

Process

· Ability to customize look and feel - change the header, theme, footer in personalized area

· Ease of publishing - inexperienced users of the repository can easily publish content

· Installation, dependencies and portability

Repository

· Separate repository and branding for each institution

Usability

Object

· Corresponds to Web Content Accessibility (W3) Guidelines (perceivable, operable, understandable, robust)

· Scalable fonts and graphics

Tool

· Reliability of tools: maturity, fault tolerance, recoverability, availability

· Cross-browser support, not dependent critically on Java Script

Process

· Text only navigation support

· Operable to users with disabilities

· Efficiency: time behavior, resource utilization

· Accessibility of distributed content

Repository

· Transparent, accessible website

· Effectively searchable repository

Security

Object

· Ability to restrict access at repository item level (e.g. view metadata but not content)

Tool

Process

· The authentication used by the repository to authenticate user.

· The main aspects of application security supported

Repository

· Backup strategies for safety of content

· The infrastructure implements the security demands of the IT security system.

Multilingual

Object

· Unicode text editing and storage available

Tool

· Ability to present multilingual object description

· Description of software in several languages

Process

· Multilingual user interface

· Multilingual search ability

Repository

· Localized to relevant languages