"Headless" Metadata for Library Discovery: NYU's Ichabod Project

Hydramata: Building a Nimble Solution with Hydra to Transcend the Institutional Repository

Diving into the Technology of Hydramata: A Pluggable, Extensible Hydra Solution for Research Repositories

Hypatia

Hydra: One Body, Many More Heads, One Year Later

Hydra: A Technical and Community Framework For Customized, Shared Repository Applications

Designing & Building a Reusable Framework for Multipurpose, Multifunction, Multi-institutional Repository-Powered Solutions

Versioning Vagrant in Atlas

Sharing geospatial metadata using OpenGeoMetadata and Linked Data