The best replacement for devstack is packstack.

The best alternatives to devstack are rated as following:
★★★★★  packstack
★★★  rdo
★★  stackops

Your alternative for devstack is not listed? Suggest!
Speaking about devstack, one probably shouldn't forget about quantum.

Other search terms related to devstack and their ratings are:
★★★★★ quantum
You have in mind a companion for devstack and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of devstack in all years. Click on graph for more.
devstack
packstack
rdo