Guide
You can select cards on almost all views and do batch actions:
Limitations:
Batch drag and drop is not implemented in several views (Calendar, Feed)
We are not going to support multiple databases editing
Cards selection works on Table, Board, List, Calendar, Timeline and Feed views. Here are main patterns:
Just start dragging from a non-card area and select many cards.
Hold Cmd to add/remove cards in the selection.
Hold Shift to add/remove cards in the selection.
You may select/unselect all cards from the panel on the bottom
Here is an example of cards selection on board view:
On a List view selection also works, but it is not easy to aim into empty area.
On a timeline view you can select many cards as well.