Michael Gugino e1df3b6ba7 Refactor upgrade codepaths step 1		%!s(int64=7) %!d(string=hai) anos
..
adhoc	c0f7152a51 Merge pull request #6136 from jmencak/tuned-uninstall-bz1509129	%!s(int64=7) %!d(string=hai) anos
aws	01ae634a0b Merge pull request #6335 from kwoodson/node_groups_refactor	%!s(int64=7) %!d(string=hai) anos
byo	2bf65cdab4 Cleanup byo references	%!s(int64=7) %!d(string=hai) anos
common	e1df3b6ba7 Refactor upgrade codepaths step 1	%!s(int64=7) %!d(string=hai) anos
container-runtime	2249ba3d08 Implement container_runtime playbooks and changes	%!s(int64=7) %!d(string=hai) anos
gcp	e64462aa1d Include Deprecation: Convert to import_playbook	%!s(int64=7) %!d(string=hai) anos
init	ed4d3fb421 Remove unneeded embedded etcd logic	%!s(int64=7) %!d(string=hai) anos
openshift-checks	ccb57c1a3a Include Deprecation - openshift-checks	%!s(int64=7) %!d(string=hai) anos
openshift-etcd	ed4d3fb421 Remove unneeded embedded etcd logic	%!s(int64=7) %!d(string=hai) anos
openshift-glusterfs	178ff73d29 GlusterFS: Add playbook doc note	%!s(int64=7) %!d(string=hai) anos
openshift-hosted	e64462aa1d Include Deprecation: Convert to import_playbook	%!s(int64=7) %!d(string=hai) anos
openshift-loadbalancer	58b3dd41a8 Add os_firewall to prerequisites.yml	%!s(int64=7) %!d(string=hai) anos
openshift-logging	2bf65cdab4 Cleanup byo references	%!s(int64=7) %!d(string=hai) anos
openshift-management	3c96e6e50b Include Deprecation - openshift-management	%!s(int64=7) %!d(string=hai) anos
openshift-master	2bf65cdab4 Cleanup byo references	%!s(int64=7) %!d(string=hai) anos
openshift-metrics	e82c6ed566 Include Deprecation - openshift-metrics	%!s(int64=7) %!d(string=hai) anos
openshift-nfs	58b3dd41a8 Add os_firewall to prerequisites.yml	%!s(int64=7) %!d(string=hai) anos
openshift-node	ed4d3fb421 Remove unneeded embedded etcd logic	%!s(int64=7) %!d(string=hai) anos
openshift-prometheus	236501cf3d Include Deprecation - openshift-prometheus	%!s(int64=7) %!d(string=hai) anos
openshift-provisioners	d32ab495ae Playbook Consolidation - openshift-provisioners	%!s(int64=7) %!d(string=hai) anos
openshift-service-catalog	d64c920b75 Include Deprecation - openshift-service-catalog	%!s(int64=7) %!d(string=hai) anos
openstack	cf4ec9c820 Allow 2 sets of hostnames for openstack provider	%!s(int64=7) %!d(string=hai) anos
README.md	7da3f730a2 Remove unsupported playbooks and utilities	%!s(int64=7) %!d(string=hai) anos
deploy_cluster.yml	cccdd4a479 Playbook Consolidation - byo/config.yml	%!s(int64=7) %!d(string=hai) anos
prerequisites.yml	58b3dd41a8 Add os_firewall to prerequisites.yml	%!s(int64=7) %!d(string=hai) anos
redeploy-certificates.yml	e64462aa1d Include Deprecation: Convert to import_playbook	%!s(int64=7) %!d(string=hai) anos
roles	5120f8e90c Implement container runtime role	%!s(int64=7) %!d(string=hai) anos

openshift-ansible playbooks

In summary:

byo (Bring Your Own hosts) has the most actively maintained playbooks for installing, upgrading and performing others tasks on OpenShift clusters.
common has a set of playbooks that are included by playbooks in byo and others.

And:

adhoc is a generic home for playbooks and tasks that are community supported and not officially maintained.

Refer to the README.md file in each playbook directory for more information about them.