The best replacement for launcher is twlauncher.

The best alternatives to launcher are rated as following:
★★★★★  twlauncher
★★★★★  nova launcher
★★★  rom
★★★  trebuchet
★★★  vlauncher
★★  adw
★★  launcher3
★★  launcher 3
★★  launcher pro
★★  solemn warning
★★  touchwiz
★  time
★  google now launcher
★  go launcher
★  launcher2
★  custom rom
★  nova
★  rom collection browser
★  warning
★  apex
★  objectdock
★  hibore
★  zeam
★  hi bore
★  apex launcher
★  xpv
★  touchwiz home
★  rocket dock
  nzonic
  dayz commander
  go launcher ex
  mini storm launcher
  adw launcher
  nova launcher prime
  object dock
  ims
  launcher comp
  sense
  pull launcher
  launcherpro
  black box

Your alternative for launcher is not listed? Suggest!
Speaking about launcher, one probably shouldn't forget about google now.

Other search terms related to launcher and their ratings are:
★★★★★ google now
★★★★ ok google
★★★ folders in app drawer
★★ blinkfeed
★★ widgets
★ mods
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You have in mind a companion for launcher and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of launcher in all years. Click on graph for more.
launcher
twlauncher
nova launcher