Methods and apparatus to generate a customized application blueprint are disclosed. An example method includes generating an application definition for an unmanaged application associated with a first computing unit, selecting a first logical template associated with an unmodified version of a service provided by the first computing unit, generating an application blueprint including the first logical template, modifying the first logical template included in the application blueprint based on a first property of the first computing unit, inserting a dependency between a first logical template representative of the first computing unit and a second logical template representative of a second computing unit, and deploying a managed application according to the application blueprint to implement the unmanaged application.