You can include as many projects as you like on a dashbaord, although it does depend on the gadgets in use. A couple are specifically project reports, so you'd need to use more than one gadget to get more than one project on a dashboard, but most report off a saved filter, so you can just select a filter with many projects in it.
Connect with like-minded Atlassian users at free events near you!Find an event
Connect with like-minded Atlassian users at free events near you!
Unfortunately there are no Community Events near you at the moment.Host an event
You're one step closer to meeting fellow Atlassian users at your local event. Learn more about Community Events