Allows users to request datasets not yet published in CKAN, creating a data marketplace with both supply (published datasets) and demand (data requests). Features include graphical UI for creating/viewing/updating/closing data requests, request fields (title, description, organization), owner capabilities (close with accepted dataset, update, delete), optional comments system for discussion, organization filtering for targeted requests, pagination and search in request listings, faceted browsing by organization/user/status, request badges in menu (optional), comprehensive API with 14 actions (create, show, update, delete, index, close for requests; create, show, list, update, delete for comments), access rights checking, and English/Spanish translations included.