Boardly - A minimalistic planning board for your projects
Corrello - Dashboards for agile teams using Trello
Planyway - Visual project management for Jira and Trello: manage resources, build project roadmaps, use time tracking.
Toby for Teams - Better bookmarks, now with collaboration baked in 🔖
Kanban WIP for Trello - Multi Column WIP limits for Trello
Elegantt for Trello - The most elegant way to manage your Trello projects