This water mat-like machine floats freely in the ocean to harness wave energy. Wave Line Magnet is a wave energy converter that can capture energy from the motion of ocean waves and store it in the spine-like central unit for later use. It was developed by R&D company Sea Wave Energy Limited (SWEL) with the goal of creating a low-cost alternative with minimal maintenance that works in all types of wave environments. The company has tested it in wave tanks and in the ocean and plans to commercial