About Kleros

Kleros is an open source online dispute resolution protocol which uses blockchain and crowdsourcing to fairly adjudicate disputes. Development efforts are coordinated by <anchor>Coopérative Kleros</anchor>, a Société Coopérative d’Intérêt Collectif (SCIC) incorporated in France. All our research and code development are open source and free for anyone to use.

How It Works

White Paper
Yellow Paper


Our mission is to develop software enabling access to justice and individual freedom.


We are a cross-discipline and international team passionate about blockchain and its potential to transform law and governance.