Chord Database: List of very important chords

Chord	Name	Family	Importance
C	C major		Very important
Cm	C minor	m	Very important
C#	C sharp major		Very important
C#m	C sharp minor	m	Very important
D	D major		Very important
Dm	D minor	m	Very important
D#	D sharp major		Very important
D#m	D sharp minor	m	Very important
E	E major		Very important
Em	E minor	m	Very important
F	F major		Very important
Fm	F minor	m	Very important
F#	F sharp major		Very important
F#m	F sharp minor	m	Very important
G	G major		Very important
Gm	G minor	m	Very important
G#	G sharp major		Very important
G#m	G sharp minor	m	Very important
A	A major		Very important
Am	A minor	m	Very important
A#	A sharp major		Very important
A#m	A sharp minor	m	Very important
B	B major		Very important
Bm	B minor	m	Very important
C\E	C (with E added as the lower note) major		Very important
C\G	C (with G added as the lower note) major		Very important
Cm\D#	C (with D# added as the lower note) minor	m	Very important
Cm\G	C (with G added as the lower note) minor	m	Very important
Db	D flat major		Very important
Dbm	D flat minor	m	Very important
Eb	E flat major		Very important
Ebm	E flat minor	m	Very important
Gb	G flat major		Very important
Gbm	G flat minor	m	Very important
Ab	A flat major		Very important
Abm	A flat minor	m	Very important
Bb	B flat major		Very important
Bbm	B flat minor	m	Very important
Cm\Eb	C (with Eb added as the lower note) minor	m	Very important