TunnelVision - See your next Trello tasks every time you open a browser tab
Trello - Infinitely flexible. Incredibly easy to use. Great mobile apps. It's free. Trello keeps track of everything, from the big picture to the minute details.
HiddenMe - Hide desktop icons with a single click.
GoodGantt - The best Gantt chart for Trello®
Pliim - One click and be ready to go up on stage and present!
Paws for Trello - The best way to use Trello on your desktop