Would it be possible to have options on the forum such as 'Mark all as read'
That option actually exists: it's just rather well hidden. ;-) You have to do from the list of forums, like this:
While that works well, it would be really good if I could mark individual posts as read to quickly browse through new posts and un-highlight ones which were were obviously of no interest to me without having to open them. Possibly with a swipe action?
Thanks for the feedback! I'm going to move this thread over to the lounge though as it isn't directly related to 1Password for iOS.