Paws for Trello - The best way to use Trello on your desktop
Chpokify - Planning Poker Tool that saves time of sprint estimation. Agile teams management tools. Jira Integration (Import/Export), auto-summary, smart voting management.
Elegantt for Trello - The most elegant way to manage your Trello projects
Scrumpy - A simple, beautiful and agile project management software
TunnelVision - See your next Trello tasks every time you open a browser tab
duetask for Jira - Make task estimation transparent to increase project success