Performance Bottlenecks

Web VitalsLCP, INP, CLS & more Techniques62 performance techniques SnippetsReady-to-use code patterns AnswersCommon questions answered ImpactsReal-world impact data BottlenecksRoot causes & patterns

Knowledge

Web Vitals Techniques Snippets Answers Impacts Bottlenecks

Misused image formats

Images & Media

Using inappropriate file formats, such as PNG for photographic images where JPEG would offer better compression.

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LCP · INP · CLS — fixed at the root.

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