PCBWeb is a free schematic and printed circuit board (PCB) design software available at http://www.pcbweb.com/. It offers a comprehensive suite of tools for circuit design, including schematic capture, PCB layout, and integrated Digi-Key parts catalog access for component sourcing. The software is designed for high-speed design and supports multi-page schematic designs, multi-layer boards, and a real-time 3D rendering for visualizing completed PCB layouts. PCBWeb is suitable for both hobbyists and professionals looking for a powerful yet accessible PCB design solution.