The best replacement for 001 is 011.

The best alternatives to 001 are rated as following:
★★★★★  011
★★★★  mkm 003
★★★  007
★★★  ags-101
★★★  1 country code
★★  digi 002
★★  pmi-002
★  002
★  ipc a-610
★  mbox
★  ags 101
★  006
★  dol-101
★  pmi 002
★  rdx 500
  dol 101
  .002
  443775 001

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Speaking about 001, one probably shouldn't forget about cubase.

Other search terms related to 001 and their ratings are:
★★★★★ cubase
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001
011
mkm 003