Hyrax v1.0 ( branch: 1.0-stable )
Documentation for Versions:

This Guide is maintained by Samvera’s Repository Management Interest Group. Screenshots are taken from Nurax, a testing repository running on the latest release of Hyrax. Hosting is generously provided by Data Curation Experts. Please open an issue on our GitHub repository to request edits or additions.

Administrative Set

An Administrative Set is a top-level grouping of Works that is managed by a user with administrative privileges, such as reviewing deposited Works before they are made accessible. Example: Electronic Dissertations and Theses.


A grouping of works or collections. Any user in the system can create a Collection. Collections can be visible publicly or kept private to the owner. Example: Professor creates a collection of Works related to her funded research project.


A user who can deposit works on behalf of another user. Example. Research Assistant deposits articles written by a Professor.

Resource Type

A classification for content that is assigned to the Work by the depositor. Resource Types are discoverable via facet by default. Examples include: Article, Dataset, Image.


The basic content item in the repository. Works bring together file(s) and associated metadata and presents them as one intellectual object. Example: A single dissertation (PDF and descriptive information) or a dataset containing multiple files (spreadsheets, images, text files and descriptive information).

Work ownership

The user a work is associated with (?). Ownership can be transferred between current users of the system.


Workflows can be used in conjunction with and Admin Set to dictate the process by which a work is submitted, reviewed, and published. For example, Senior Honors Theses need to be reviewed and approved by advisors before becoming available to the general public in the repository.

Work Type

A classification tool for the submission of distinct types of works. Custom work types can be generated to allow different descriptive metadata to be collected as appropriate for the classification. Work Types are discoverable via facet by default. Examples include: Publication, Dataset, Image.