Parametric Multi-Layer Keychain Generator

This fully parametric OpenSCAD project allows users to generate a highly customizable 3-layer keychain with advanced design options, including multiple fonts, tab shapes, QR integration, and flexible key-ring positioning.All parameters are exposed through the OpenSCAD Customizer, making the model ideal for MakerWorld. ⭐ Features✔ 3 Independent Print Layers (Exportable Separately)Bottom Layer (Base)Middle Layer (Shape Offset Layer)Top Layer (Text or Logo Layer)Each layer can be exported as its own STL for multi-color or multi-material printing.✔ Multiple Base ShapesChoose from:Normal — follows the text outlineSquareOvalDrop ShapeHeart ShapeRectangle✔ Adjustable Key-Ring Hole (X/Y Positioning)The key-ring hole is fully customizable:Move horizontally (X-axis)Move vertically (Y-axis)Works with all base shapesAlways merges cleanly with the base✔ 50+ Fonts and Dual-Font ModeUpper and lower text can use different fontsOr both use the same font (single-font mode)✔ Text EffectsShadow layerGlitc