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Andrea Verlicchi

Making the web faster and more user-friendly

Tagged “libraries”

  1. vanilla-lazyload vs lazysizes

    As the author of vanilla-lazyload, it's not the first time I get asked the question: What are the differences between vanilla-lazyload and lazysizes? This blog post is the answer to that question.

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  2. Native lazy loading and js-based fallback with vanilla-lazyload 12

    On April 6th 2019, Addy Osmany wrote about native image lazy-loading. Two days later Yvain, a front-end developer from Paris, asked me if my vanilla-lazyload could be a loading attribute polyfill, inspiring me to develop and release version 12 of my script, which features a new use_native option to enable native lazy-loading where supported. You can already use it today.

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