A versatile tool for previewing and fine-tuning AI-generated frontend code, an online platform for running and publishing frontend code, and an open-source alternative to codepen, jsbin, jsfiddle, etc. 中文说明：AI生成式前端代码预览/微调辅助工具，前端代码在线运行/发布平台，codepen、jsbin、jsfiddle等的开源替代方案 - View it on GitHub