WITNESS is a human rights non-profit organisation based in Brooklyn, New York. Its mission is to partner with on-the-ground organisations to support the documentation of human rights violations and their consequences to further public engagement, policy change and justice.

Snopes, formerly known as the Urban Legends Reference Pages, is a fact-checking website. It has been described as a "well-regarded reference for sorting out myths and rumours" on the Internet.

The Open Cities Tactical Guide is designed to help catalyse the use of open data to meaningfully address local issues and appropriately involve citizens in decision-making processes.