Introduction to Omeka


( has original version and enterprise version, which require more technical knowledge and webmaster capacity)


  • Web publishing platform for sharing digital collections and creating media-rich online exhibits
  • More durable/useful than other means of posting information online
    • Material that has generally not been online previously
  • Server-based, subscription-based
  • Trial plan does not expire (fewer capabilities)

Components of an Omeka Site

  • Item
    • User-defined – could have multiple files attached
    • Each item has a single set of Dublin Core metadata (title, subject, description, source, date, legal rights, format, coverage, etc)
    • No files required – but could be images, video, audio, map with embedded links, etc.
  • Collection
    • Group of related items
  • Exhibit
    • Group of related items with substantial interpretive text, captions, deliberate visual arrangement
    • Multiple pages with navigation links may be used
  • Tag
    • Optional, additional keywords that can be applied to any item, collection, or exhibit
    • Visitors can search all items, collections, or exhibits, or can search by tags
  • Theme
    • Set of visual appearance preferences; aesthetic
  • Plugin
    • Functional capability
    • Subscription plans are differentiated by number of plugins available (20-32), number of themes (8-11), storage space (2-50GB), number of sites per account (2-∞)
    • Examples:
      • PDF Embed
      • CSV Import
      • Exhibit Builder
      • Google Analytics
      • Hide Elements
      • Geolocation
    • Multiple User Roles with varying permission levels
      • Super User – Administrator – Contributor – Researcher
        • Changes, by default, are not published until user with permission actively publishes