Features:

Any text, any font - Choose from dozens of fonts with full control over weight, spacing, and sizing

Adjustable cable diameter - Fits USB-C (~3mm), Ethernet (~5mm), power cables (~7mm), and more (2–20mm)

Snap-together dovetail lock - No glue, no zip ties. The two halves interlock mechanically with configurable tolerance for a perfect fit on your printer

Auto-shaped backer - The tag background automatically conforms to your text, or switch to a clean rectangle

Customizable corner radius, thickness, and proportions - Dial in exactly the look you want

Export as STL or 3MF - Downloads as a ZIP with both halves ready to print

Also supports: Keyring holes, cake topper sticks, and magnet pockets - all from the same editor.

Make your own: 

https://www.plainmesh.com/edit/keychain