dtinth’s interactive chordbook

Displays chords in block-based format (similar to Chordify).

Displays both chords and lyrics.

Supports both mobile and desktop.

Embeds YouTube video and synchronizes the video playing position with the current chord. Click on a chord block to seek the video to that chord.

Automatic scrolling (useful when playing in a band).

Chords can be transposed.

Optimized for fast transcription using a data format based on Nashville Number System.

Chord blocks are colorized based on the bass/root note, relative to the tonic (similar to Hooktheory’s color scheme).

Works with songs with speed and key changes. Example

Can hot reload the chordsheet by pressing R on the keyboard.