As I'm very budget-limited by my client, I would like to know if there is a free plugin or macro that displays "tabs" or "cards", in the same way as Composition or Navitabs.
Thanks in advance,
Yes, there is:
They're currently free (since it entered in the Marketplace ~1 year ago), but no guarantee that it will remain so in the future.
Although it's also only for hosted instances, the HTML Elements Marketplace App:
Also has tabs, and it should stay free.
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