FUM — Fix Your Mesh

FUM is a Blender mesh validation addon focused on export preflight workflows.

It helps artists quickly detect common mesh issues before exporting assets to game engines, render pipelines, or 3D printing workflows.

Features

• Export preflight validation workflow
• PASS / WARNING / FAIL reporting system
• Detect non-manifold geometry
• Detect flipped normals
• Detect N-gons
• Detect duplicate vertices
• Detect isolated geometry
• Viewport issue highlighting tools

Installation

1. Download the ZIP file
2. Open Blender
3. Edit → Preferences → Add-ons
4. Click "Install from Disk"
5. Select the downloaded ZIP
6. Enable the addon

Usage

1. Open the FUM panel in the N-sidebar
2. Run Export Preflight
3. Review PASS / WARNING / FAIL results
4. Use individual Run Check operators to highlight issues in the viewport

Compatibility

Blender 4.0 and above.

License

GPL-3.0