Use data from libraries across Australia and New Zealand to develop apps and mashups – and you could win $6000.

Libraryhack is an initiative of National and State Library Australasia (NSLA) which includes libraries from every state and territory as well as the National Library of New Zealand.

The competition closes on 31 May 2011.

Visit Libraryhack to find out more, and view some of the entries that have already been received.