Version 0.9.0 of Omeka has been released.
Here's an excerpt from the About page that describes Omeka:
Omeka is a web platform for publishing collections and exhibitions online. Designed for cultural institutions, enthusiasts, and educators, Omeka is easy to install and modify and facilitates community-building around collections and exhibits. It is designed with non-IT specialists in mind, allowing users to focus on content rather than programming.
Omeka will come loaded with the following features:
- Dublin Core metadata structure and standards-based design that is fully accessible and interoperable
- Professional-looking exhibit sites that showcase collections without hiring outside designers
- Theme-switching for changing the look and feel of an exhibit in a few clicks
- Plug-ins for geolocation, bi-lingual sites, and a host of other possibilities
- Web 2.0 Technologies, including:
- Tagging: Allow users to add keywords to items in a collection or exhibit
- Blogging: Keep in touch with users through timely postings about collections and events
- Syndicating: Update your users about your content with RSS feeds
Read more about it at "Introducing Omeka" and "New Tool for Online Collections."