Update README.md

README.md

@@ -15,6 +15,7 @@
 [Paper](https://arxiv.org/pdf/2309.11497.pdf) | [Project Page](https://chenyangsi.top/FreeU/) | [Video](https://www.youtube.com/watch?v=-CZ5uWxvX30&t=2s) | [Demo](https://huggingface.co/spaces/ChenyangSi/FreeU)
 </br>
 
+[![Hugging Face](https://img.shields.io/badge/Demo-%F0%9F%A4%97%20Hugging%20Face-66cdaa)](https://huggingface.co/spaces/ChenyangSi/FreeU)
 
 <strong>We propose FreeU, a method that substantially improves diffusion model sample quality at no costs: no training, no additional parameter introduced, and no increase in memory or sampling time.</strong>