The best replacement for chords is tabs.

The best alternatives to chords are rated as following:
★★★★★  tabs
★★★★  notes
★★★  cords
★★  scales
★★  guitar
★  melody first
★  melody
★  vocal cords
★  piano chords
★  songs
★  guitar chords
★  barre chords
★  tabs guitar
★  open chords
★  piano
★  notes guitar
  tiny dancer
  minor chords
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  love is a lie
  your guardian angel
  power chords
  love the way you lie
  especially for you
  harana by parokya ni edgar
  out of my league
  helena by my chemical romance

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Speaking about chords, one probably shouldn't forget about capo.

Other search terms related to chords and their ratings are:

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★★ love
★★ or without you
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