It is undeniable that the term Cloud Computing has gained in importance at a remarkable pace. It is a technology which is becoming a common element of our life, due to the variety of devices related to the Internet of Things. In this technological frame, there are not many studies in which a Multiagent system has facilitated the management of a cloud-based computational environment; although a first sight its features (autonomy, decentralization, auto-organization, etc.) seem suitable for the task. This study presents the +Cloud which is a cloud platform managed by a Multiagent System.