Sketch2scheme is an online tool that aids users in converting hand-drawn flowcharts and diagrams into digital formats. It utilizes artificial intelligence technology to automatically recognize nodes, connections, and text, while arranging and aligning elements automatically, saving users time and effort during the digital conversion process. The tool supports export in various file formats (such as PNG, SVG, PDF, etc.) and is compatible with draw.io format. Users can further edit the converted results using the draw.io visual editor or Mermaid code.