Human Services Data Specification defines content that provides the minimum set of data for Information and Referral (I&R) applications as well as specialized service directory applications. Read the spec here or on Google Docs.
Information about the OpenReferral Initiative is available here.
This work is licensed under the CC0 licenense, which is the "no copyright reserved" option in the Creative Commons toolkit - it effectively means relinquishing all copyright and similar rights that you hold in a work and dedicating those rights to the public domain. To view a copy of this license, visit Creative Commons License.
We encourage the use of the same license for your data.