Java ME (Java Platform, Micro Edition) is a lightweight Java platform designed for embedded systems, feature phones, and consumer electronics with limited resources. Introduced by Sun Microsystems, it provides a compact Java Virtual Machine and a flexible set of APIs tailored for constrained devices. Java ME became widely used in mobile phones, Blu-ray players, set-top boxes, and embedded controllers, powering applications such as games, interactive menus, and device utilities. Its modular architecture, including configurations like CLDC and profiles such as MIDP, allowed manufacturers to scale functionality while maintaining Java’s portability and security model across diverse hardware platforms.