In CloudFormation both nested stacks and modules encourage reusability by creating common components. From the AWS documentation it is not coming out when to us
ssl-client-authentication
non-admin
crosswalk
android-reactivelocation
clean-urls
gpu-cooperative-groups
mongo-express
modifier-key
shared-state
fl-chart
yagarto
sublist
cgrect
ekeventkit
horizontalpodautoscaler
exceptionmapper
glcanvas
swagger-php
unity-components
google-photos
std-source-location
image-cropper
redistributable
relay
django-inheritance
rworldmap
mirc
binary-compatibility
web-search
wstring