The best replacement for juju is puppet.

The best alternatives to juju are rated as following:
★★★★★  puppet
★★★★  hada labo
★★★  lunette
★★★  docker
★★★  ansible
★★★  mojo
★★★  grigri
★★  diva cup
★★  openshift
★  joojoo
★  vagrant
★  rune of re-origination
★  talisman of bloodlust
★  vicious talisman
  relic of xuen
  jz
  hadalabo

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

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



Google Trends

Scale is based on the average worldwide traffic of juju in all years. Click on graph for more.
juju
puppet
hada labo