Ruby on Rails tools developed for the National Digital Library of Bhutan by the Department of Information and Technology under the Ministry of Communications of Bhutan with the Tibetan and Himalayan Digital Library (THDL) of the University of Virginia.
DLF Aquifer Development for Interoperability Across Scholarly Repositories: American Social History Online will implement schemas, data models and technologies to enable scholars to use distributed digital collections in a variety of local environments.
Ruby Research Wiki (RRiki) can be used to keep notes and organize references for research. It uses a browser interface, an intuitive plain text formatting language (markdown), and facilities to cross-reference and hierarchically organize notes
a simple clean book collection web application:
o you can add books by ISBN only (get all the rest via Amazon)
o you sould also be able to search, rate, add to wish list ... etc
CiteULike is a free service to help academics share, store, and organise the papers they're reading. This open source project contains the code to scrape citations from publishers' web sites.