Gridfinity Favorite Filament Sample holder

Gridfinity Sample Card Holder - Intelligent Layout Generator The Problem: Existing sample holders stack cards vertically, requiring tall boxes. I needed to store more filament samples in my 4x1 Gridfinity box without making it super tall. The Solution: A programming approach to CAD! Instead of manual design, I created an intelligent OpenSCAD script that automatically calculates optimal layouts for maximum sample capacity. Key Features 🧠 Three Smart Algorithms: Choose from simple, advanced, or single-pass grouping layouts📐 Intelligent Orientation: Automatically detects whether samples fit better horizontally or vertically🔢 Maximum Capacity: Fits 20+ samples of GlennovitS 3D's Favorite Filament Sample in a 4x1 box (depends on the configured spacings)📦 Any Gridfinity Size: Works with any combination of Gridfinity units (1x1 to 10x10+)🎯 Smart Grouping: Groups samples logically with optimal spacing - no wasted space🏷️ Label Ready: Integrated magnetic label system for easy organiza