awesome-workspace-grid/icons/workspace.svg

<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<svg
   width="150mm"
   height="100mm"
   viewBox="0 0 150 100">
  <path
     style="fill:none;stroke:#bebebe;stroke-width:5"
     d="M 50,0 V 100" />
  <path
     style="fill:none;stroke:#bebebe;stroke-width:5"
     d="M 100,0 V 100" />
  <path
     style="fill:none;stroke:#bebebe;stroke-width:5"
     d="M 0,50 H 150" />
  <rect
     style="fill:none;stroke:#bebebe;stroke-width:5"
     width="145.2"
     height="95.2"
     x="2.4"
     y="2.4"
     ry="9" />
</svg>