Application development and delivery (AD&D) professionals within retail organizations increasingly struggle to meet customers' elevated omnichannel service expectations. Legacy merchandise management systems (MMSes), relics of an age before eCommerce, are the root cause. Selecting a new MMS can be a complex process, as the marketplace has several different options. So it's essential to align market solutions to your needs. This report provides an overview of MMS packaged applications that can replace or complement retailers' legacy solutions.