It would be useful to be able to categorise features into themes and be able to see a visual heirarchy of release > themes > features
Today, we have introduced Master features -- a powerful new capability to group your features into themes. Read more about how it works: https://blog.aha.io/epic-roadmap/
I couldn't agree more!
I echo this need. For larger products you want to be able to see features grouped by a category for a release.