Optimisation Guides
General tips and resources
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Google's Web Fundamentals article on using tools to measure performance is a good place to start.
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The WebKit team's blog on How Web Content Can Affect Power Usage goes into excellent technical detail.
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Wholegrain Digital's 17 ways to make your website more energy efficient (2019)
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The Data Detox Kit's Guide to reducing your digital carbon footprint
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A really comprehensive Guide to Building a Sustainable Web from Jean-Christophe Chouinard
File Formats
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Good, comprehensive comparison of various next-gen image codecs (2021)
Web Development
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PRPL approach: Push critical initial resources, Render, Pre-cache remaining, Lazy-load on demand.
Analytics
- Plausible analytics - a much lighter alternative to Google Analytics' scripts