You can also try these related scripts:

• Trello Time Stamp - Button to add current time to current item
• Trello - minimize lists - Minimize width of lists with toggle button
• Trello Background - Automatically Sets Trello Background Image
• Trello styles by chapaev.css - show label titles, minifi card elements to one row, card wider, no checklist strike
• Trello Category - try to take over the world!