Introduction

Huaqiu ECAD Viewer is a web-based online PCB and schematic file viewer, part of the Huaqiu open-source hardware platform. The tool supports online preview and 3D display of multiple EDA formats including KiCad (.sch, .pcb) and Altium Designer (.PcbDoc, .SchDoc). Built with ecadviewer and kicanvas open-source engines, users can quickly upload, view, and share design files through a browser without installing any local software. Features drag-and-drop upload and example project browsing, suitable for design review, technical exchange, and file collaboration scenarios.

Screenshots

Features

Supports KiCad and Altium Designer formats
Online preview of PCB and schematic files
3D visualization display
Drag-and-drop upload, easy to use
Built with open-source engines (ecadviewer/kicanvas)
Supports example project browsing