The best replacement for avamar is data domain.

The best alternatives to avamar are rated as following:
★★★★★  data domain
★★★★★  commvault
★★★★  networker
★★★★  veeam
★★★★  netbackup
★★★  tsm
★★  appassure
★★  backup exec
★  unitrends
★  asigra
★  puredisk
★  snapvault
★  exagrid
★  evault
★  syncsort
  data protector

Your alternative for avamar is not listed? Suggest!
Speaking about avamar, one probably shouldn't forget about data domain.

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



Google Trends

Scale is based on the average worldwide traffic of avamar in all years. Click on graph for more.
avamar
data domain
commvault