It's really not a hard problem to crack. In most cases where history navigation doesn't work it's due to nothing more than oversight. It'll generally just be someone doing a JS route transition in an onclick instead of just making a JS routing-aware link with an href.

There are some cases where history is a bit trickier to get right, like infinite scrolling. Some apps have it working, although with varying levels of success in my opinion. The forum software Discourse does a pretty good job: https://discuss.emberjs.com/t/is-the-six-week-release-cycle-...