Aragon Agent is a fully-fledged Ethereum account owned by an Aragon organization. It’s like a multi-signature account on steroids that enables organizations to interact with any Ethereum contract or protocol. This means it can be thought of as the external interface of a DAO.
User documentation: https://help.aragon.org/article/37-agent
Installation instructions: https://hack.aragon.org/docs/guides-use-agent#3-install-the-agent-app