The best replacement for parallels 8 is fusion 5.

The best alternatives to parallels 8 are rated as following:
★★★★★  fusion 5
★★★★★  bootcamp
★★★  fusion 6
★★★  vmware fusion 6
★★★  virtualbox
★★  vmware fusion
★  vmware fusion 5
★  vmware 5
  parallels 7
  vm fusion

Your alternative for parallels 8 is not listed? Suggest!
Speaking about parallels 8, one probably shouldn't forget about mavericks.

Other search terms related to parallels 8 and their ratings are:
★★★★★ mavericks
You have in mind a companion for parallels 8 and it is not yet here? Propose!



Google Trends

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parallels 8
fusion 5
bootcamp