Implementations(s) for deploying application(s) are described. Responsive to an indication to install a specific instance of an application registered in a registry, first and second code are retrieved from the registry to cause the installation. Responsive to the first and second code, it is detected that the first code is executable to receive information that will be generated responsive to execution of the second code; the specific instance of the second part of the application is caused to be deployed on the second technology stack (TS) using the fourth code identified in the second code; the information is received; and a specific instance of the first part of the application is caused to be deployed on the first TS using the third code identified in the first code and to be configured to communicate with the specific instance of the second part of the application using the information.