History of the Open Definition


Announcement forthcoming 2015-11

2.0-2.1 diff



1.1-2.0 diff

v1.1: 2009-11

Very minor corrections and emendations to the text. Merge annotated and simple versions of the definition.

1.0-1.1 diff

v1.0: 2006-07

After a final period in which to solicit feedback version 1.0 was released in July 2006. At the same time the project was moved from http://www.okfn.org/okd/ to its current location.


Further feedback led to another minor revision (v0.2.1) in May 2006.

v0.2: 2005-10

In response to that feedback a second draft (v0.2) was released in October 2005 and publicly posted on the OKF website at http://www.okfn.org/okd/.

v0.1: 2005-08

The first version (v0.1) of the definition was drafted in August 2005 and was circulated to, among others, Peter Suber, Cory Doctorow, Tim Hubbard, Peter Murray-Rust, Jo Walsh and Prodromos Tsiavos.

News Items

Autumn 2009 onwards: please see Open Definition Updates and the Open Definition category of the Open Knowledge blog.