推荐七个免费的LLM（大型语言模型）在线测试平台，包含最新的截图和特点说明，适合开发者体验不同语言模型。
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基于原文按可用性重新梳理了顺序并附上最新的截图和特点说明：七个免费 LLM Playground
projectmoonlife.com
Project Moon Life is a free browser life simulator with randomized beginnings, meaningful choices, an atmospheric City, and an archive of every run.
theaudiostuff.com
Independent audiophile gear reviews with a transparent scoring system, plus 16 free in-browser audio tools.
getfacereport.com
Private face analysis with personalized style guidance and hairstyle previews.
lovableapp.org
Discover beautiful apps built with vibe coding
antiquescanner.org
Identify antiques, vintage items and collectibles from photos, with estimated market value.
imagelayered.com
AI-powered image decomposition tool that transforms flat images into editable layers.
magiclayers.net
Magic Layers – Official Website, What It Is & How to Use