PurohitDrawing™ is an in-browser free virtual canvas and sketch utility engineered by Purohit Software™ for architectural sketching, system design, wireframing, and visual ideation. All diagrams, sketches, and project data remain the exclusive intellectual property of their creator and are processed locally in your browser. This website displays or may feature third-party advertisements (including Google AdSense) and affiliate partner marketing links to support server costs, research, and platform maintenance.