What's in RDO, Packstack, and TripleO

If you are interested on what's the purpose of each OpenStack project, consult the Project navigator

Package RDO Packstack TripleO
barbican x   x
Chef OpenStack      
cinder x x x
cloudkitty x    
congress x (since Ocata)   x (since Ocata)
designate x    
dragonflow      
ec2-api x   x (since Ocata)
freezer      
fuel      
glance x x x
heat x x x
horizon x x x
ironic x x x
karbor      
keystone x x x
kolla x (since Ocata)    
kuryr x (since Pike)    
magnum x x (since Ocata)  
manila x x x
mistral x   x
monasca      
murano x    
neutron x x x
nova x x x
octavia x   x (since Ocata)
OpenStack UX      
OpenStackAnsible      
OpenStackClient x x x
rally x    
RefStack      
sahara x x x
searchlight      
senlin      
solum      
swift x x x
tacker x (since Ocata)   x (since Ocata)
Telemetry (ceilometer, aodh, gnocchi, panko) x x x
tempest x x  
tricircle      
trove x x  
vitrage x (since Ocata)    
watcher x    
winstackers      
zaqar x   x
zun      

A detailed list of packages included in RDO can be found here