You can find all information here
Here's the JIRA Software 7.6.x Release Notes and the JIRA Software 7.6.x upgrade notes. The Release Notes talk about major changes while the upgrade notes go into some specific changes that may affect your upgrade experience.
Additionally, here is the full list of resolved issues in 7.6.x.
So you can see the changes from 7.2.x to 7.6 here are the Release and Upgrade Notes for each version of JIRA:
Hopefully this helps.
While the release notes also contain a listing and explanation of new features in Jira, I also created a pair of JQL queries that show all the bugs fixed and new features/suggestions implemented in both Jira core and Jira Software since 7.2.8 (up through the 7.6.2 version which is currently the latest).
All bugs resolved since 7.2.8 to the current version (7.6.2) in both Jira Core and Jira Software:
List of bug fixes
All Suggestions (features) implemented since 7.2.8 to the current version (7.6.2) in both Jira Core and Jira Software:
List of new features
I hope this helps explain what is new to Jira.
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
We're bringing product updates and pro tips on teamwork to ten cities around the world.Save your spot