This is a new Trello Feature: You can read about tit here: https://community.atlassian.com/t5/Trello-articles/Mark-your-cards-complete-due-dates-are-no-longer-required-in/ba-p/2933963
The strike-through part is currently not possible to disable, but an option for that is coming soon
It looks like you're new here. Sign in or register to get started.
