yzhanbg

Use multiple videos, images, and weather as background, with mute, hide, text, and cherry blossom, rain, snow, firefly, and butterfly animations. 用多个视频、图片、天气作背景，支持静音、隐藏内容、文字，以及樱花、雨、雪、萤火虫和蝴蝶动画

v1.0.1 URL: https://unpkg.com/yzhanbg@1.0.1/docs/yzhanbg.min.js

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video-background video-wallpaper image-background image-wallpaper weather-background weather-wallpaper sakura rain snow firefly butterfly

image-luminosity

Check luminosity/brightness of an image

v0.1.1 URL: https://unpkg.com/image-luminosity@0.1.1/index.js

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luminosity luminosity-check image-luminosity image image-check background background-check image-background brightness brightness-check image-brightness lightness lightness-check image-lightness check opacity image-opacity opacity-check