Momentum - Agile goal and performance management
Paws for Trello - The best way to use Trello on your desktop
Minimo - An elegant, simplified new tab page
Elegantt for Trello - The most elegant way to manage your Trello projects
Notepin - Extremely simple note-taking + blogging ✍️
TunnelVision - See your next Trello tasks every time you open a browser tab