Atomfeed console is the base module of Bahmni for integration of all the above modules as you found the modules on github, which provide feeds to respective connect modules. You refer this Need Confirmation on Atom Feeds Properties Association link to understand the relation between each module integration & their associated atom-feed properties setup. This wiki page https://bahmni.atlassian.net/wiki/spaces/BAH/pages/114316310/Architecture+RPMs+and+services+in+Bahmni will explain you architecture & usage of all the modules