Is this 3D model free to download?

Yes, 3D Printed Unicorn Horn is free to download from Thingiverse. Open it in the free Thinger app, or use the "Download from Thingiverse" link to open the original listing by the creator.

Where do I download the STL file?

The download is hosted by Thingiverse. Use the "Download from Thingiverse" link on this page to open the original listing and grab the file, or save it to your print queue in the free Thinger app.

Designed by adafruit, published on Thingiverse. Please credit the creator when sharing your print.

Can I print this at home?

Yes. This is a printable 3D model intended for home FDM and resin printers. Check the original listing for suggested print settings.

3D Printed Unicorn Horn 3D printable model by adafruit

3D Printed Unicorn Horn

Source: Thingiverse by adafruit

The 3D Printed Unicorn Horn is a free printable 3D model from Thingiverse by adafruit. Searching for a simple costume project to bring your Unikitty or Lady Rainicorn to the next level? 3D print a flexible unicorn horn and illuminate it from within with NeoPixels. You can download the STL file from the original listing below and print it at home.

Open in Thinger (free) Download from Thingiverse

1,894 saves Source: Thingiverse Updated 2026-10-17 License: CC-BY-SA · commercial OK 29 makes Category: Wearables & Cosplay

Tags: adafruit, cosplay, Gemma, glow in the dark, horn, LED, microcontroller, neopixel, Ninjaflex, Unicorn

About this model

Searching for a simple costume project to bring your Unikitty or Lady Rainicorn to the next level? 3D print a flexible unicorn horn and illuminate it from within with NeoPixels and a GEMMA microcontroller. Or forget the electronics and use glow in the dark NinjaFlex filament for a green glow with no batteries required. Full tutorial on the Adafruit Learning System

Frequently asked questions

Is this 3D model free to download?: Yes. 3D Printed Unicorn Horn is free to download from Thingiverse. Open it in the free Thinger app, or use the "Download from Thingiverse" link above to open the original listing.
Where is the STL hosted?: The download is hosted by Thingiverse, not by Thinger. We link you directly to the original listing by adafruit.
Who made this model?: Designed by adafruit, published on Thingiverse. Please credit the creator when sharing your print online.
Can I print this at home?: Yes. This model is intended for home FDM and resin 3D printers. Check the original listing for suggested print settings like layer height and supports.