While Rhino 7 boasts excellent importing tools (DWG, DXF, AI, PDF), it does not natively trace raster images. You could manually trace a sketch using InterpCrv—but that takes hours. A dedicated plugin automates this process.
Before we review the tools, let’s understand the context. Rhino 2021 (also known as Rhino 7) introduced revolutionary features like SubD (Subdivision Surface Modeling) and improved QuadRemesh. However, Rhino’s native toolset does not include a built-in "Magic Wand" or "Auto-Trace" feature for bitmaps.
When users search for a "vectorize plugin rhino 2021," they usually need to solve one of three specific problems: vectorize plugin rhino 2021
Without a dedicated vectorize plugin, Rhino sees a PNG as a rectangular "PictureFrame"—unselectable as geometry. A plugin bridges this gap.
The Vectorize command converts raster line art, logos, floor plans, or black-and-white images into editable Rhino curves. It works best with high-contrast images (black on white or vice versa). While Rhino 7 boasts excellent importing tools (DWG,
Output: Curves, polylines, or filled regions.
Click "Generate" or "Apply." The plugin will create new Rhino layers (e.g., "Vectorized-Top," "Vectorized-Shaded") and populate them with curves. Without a dedicated vectorize plugin, Rhino sees a
| Tool | Workflow | Curve Quality | Price (2021) | |------|----------|---------------|---------------| | Vectorize Plugin | Inside Rhino | Good (simple graphics) | $49 | | Vector Magic | External → Import | Excellent | $295 | | Inkscape (Trace Bitmap) | External → Import | Moderate | Free | | Manual tracing in Rhino | Native | Perfect (but slow) | Free |
If you cannot find a trustworthy vectorize plugin for Rhino 2021, use this free, open-source pipeline:
Why this works: Rhino reads DXF files almost perfectly. This two-software workflow often outperforms paid Rhino plugins.