What are some alternatives?
When comparing GetHarmony.net and Guitar Dashboard, you can also consider the following products
yalp.io - Automatic chords extraction from mp3 and YouTube
ChordU - Extracts chords from any song, integrated YouTube.
Chordify - Chordify turns any music or song (YouTube, Deezer, SoundCloud, MP3) into chords.
GUITAA - Turn ANY song into chords, play along with interactive chords and diagram, transpose, loop, tempo control.
Padlet Briefcase - Padlet Briefcase provides a virtual canvas for team collaboration that can be used for venn diagram, discussion board or for a business plan
Chord Generator - Used to draw guitar chord images.