Trello Card Counter is a free Chrome extension developed by martin.mouterde. As an add-on in the Browsers category, it provides a useful feature for Trello users. The extension adds the number of cards in each column, allowing users to quickly see how many cards are in each list.

With Trello Card Counter, managing your Trello boards becomes even more efficient. Instead of manually counting the cards in each list, this extension automatically displays the count for you. This can be particularly helpful when you have numerous lists and want to get a quick overview of the card distribution.

By eliminating the need for manual counting, Trello Card Counter saves users time and effort. It enhances the usability of Trello by providing a simple and convenient way to track the number of cards in each list. Whether you're a Trello power user or just getting started, this extension can be a valuable addition to your productivity toolkit.