The extension adds a countdown feature right under the date in the "Black Hole absorption" section of the user's profile. It displays the number of days remaining until the deadline, allowing users to stay informed and manage their time effectively.

ft_blackhole is a lightweight and easy-to-use extension that provides a convenient way for users to stay aware of their Blackhole absorption deadline. For any feature requests or problems, users can open an issue on the GitHub repository or create a pull request.

Overall, ft_blackhole is a useful Chrome extension for 42.fr users who want to stay on top of their Blackhole absorption deadline.