Here is a library of chords diagrams. Green dots are root notes of the chord.

If you would like to add any chords to the library yourself then check out this tutorial on How To Make a Chord Diagram.

C Chords

C Major (C)

Db Chords

Db Major (Db)

D Chords

D Major (D)

Eb Chords

Eb Major (Eb)

E Chords

E Major (E)

F Chords

F Major (F)

Gb Chords

G Chords

Ab Chords

A Chords

Bb Chords

B Chords