Create and share geo-temporal visualizations. Upload and share data. Offers API.
Citeline was a web-based service that assisted with the publishing of bibliographies and citation collections. Users could create interactive exhibits and share your data online. Additionally, users could also import Zotero and BibTex files. Citeline was one of MIT's Simile project that has since been retired.
BuzzData was a website that allowed users to create accounts to share and follow datasets. Data was shared in public rooms under open licenses. The service included tools to help visualize and present data.
BuzzData was closed on August 1, 2013.