To add to others' recommendation, here is a submission from a couple days ago discussing Trello with numerous comments about how people are using it (including

To add to others' recommendation, here is a submission from a couple days ago discussing Trello with numerous comments about how people are using it (including the Trello team). http://news.ycombinator.com/item?id=5026584 http://news.ycombinator.com/item?id=5026584