Assistive technology (AT) is any item, piece of equipment, software program, or product system that is used to increase, maintain, or improve the functional capabilities of persons with disabilities.
via ct.gov
This community is used for cataloging and discussing advancements and news in AT.
I just found Zipped Brands, a company that modifies other brand shoes to add zippers to them. If you have difficulties putting shoes on or lacing them, they seem great! They're not cheap though.
They look a little... odd... but I could see where some folks would benefit!