YSyoungsoo shimintoolzip.hashnode.dev·14h ago · 5 min readHow I Built a Client-Side 3D File Viewer with Three.js — Lessons from ToolZipWhen I added a 3D file viewer to ToolZip, I expected it to take a day. It took a week. Here's everything I learned. Why a 3D Viewer in a Utility Site? ToolZip started as a simple image compression to00