Bounce - Store your bags/luggage in local hotels & shops
Stasher - Easily store your bags wherever you are
Bagsort - Luggage storage hosted by local shops
BuddyExpress - Monetizing extra luggage space through crowdsourced shipping
Vertoe - Luggage Storage Anywhere, Anytime
LuggageHero - Store your luggage in local shops (in London and Copenhagen)