The SOS pack and the frodo bag look pretty cool for a framed rig.
I use the XL splash proof pocket as a thwart bag on my super puma. I fit 2 ammo cans and a pig rig in it. Not totally dry on it's own, but works well. I strap mine thought the lace in floor so it is down on the floor in my main bay.
Claimer: Someone that makes a claim that they have been there and done that, can do anything you can do better than you. I hate "claimers"