How Open is That Database?

It's all very well calling for open data, but how open are databases really? Molecular Biology Databases aims to find out:

The objective of this project is to assess the accessibility of databases by analysing their interfaces to access data and their reuse policies in order to identify those that are in the public domain, starting with databases hosted by the Life Science Resource Name (LSRN) Schema registry.

(Via Open Access News.)