Danny, Justin is spot on - there is no maximum.
The largest board I have seen 20 columns and it was a real pain to read on even a 24" display. I have also seen 14 columns spread across 4 42" LCD TV's for a really large JIRA Wallboard and that worked really well.
I don't believe that there's a system enforced maximum, but depending on your screen real estate, I'd put somewhere around 10 as the max (and even that makes issues very small). We had a board with 9 columns that we ended up splitting into 2 boards, so that it was easier to read.
Hello Atlassian Community! Each month, we run a series of Spotlights to highlight Marketplace vendors and apps that our team thinks this Community would find valuable. In last month's S...
Connect with like-minded Atlassian users at free events near you!Find a group
Connect with like-minded Atlassian users at free events near you!
Unfortunately there are no AUG chapters near you at the moment.Start an AUG
You're one step closer to meeting fellow Atlassian users at your local meet up. Learn more about AUGs