Various embodiments are directed to computer networks, computer systems, computer-implemented methods, and computer program products for controlling application landscapes. The computer network may comprise an application landscape comprising a plurality of components and at least one sequence of processes which can run in the application landscape and a central control unit comprising a central control mechanism and a repository, wherein the central control unit is operable to control the application landscape and wherein the central control mechanism comprises an activation mechanism operable to check in the sequence of processes for activation in the application landscape.