Trello
Trello is the flexible work management tool where teams can ideate plans, collaborate on projects, organize workflows, and track progress in a visual, productive, and rewarding way.
May 2026
Deprecation
Trello removes PUT /board/:id/myPrefs/showListGuide endpoint on July 26, 2025
The showListGuide board preference is no longer used in the application. The endpoint will be removed after July 26, 2025.
Deprecation
Trello deprecates PUT board/:id/labelNames endpoint on August 18, 2025
The PUT board/:id/labelNames endpoint will be deprecated in 6 months. Use POST /labels or POST board/:idBoard/labels to create labels, and PUT /labels/:id or PUT board/:idBoard/label/:idLabel to update them.