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📬 Performance Newsletter №151:🔹 Why don’t we talk about minifying CSS anymore by Salma Alam-Naylor🔹 Font performance by @paulcalvano🔹 Faster websites with the Picture element by @frankstalloneand...
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🛠️ Performance Tools Wednesday time!co2.js by The Green Web Foundation: a library for estimating carbon emissions of using web services.#webperf#perfmattershttps://github.com/thegreenwebfoundation/co2.js
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⚡ There are several common reasons why your Cumulative Layout Shift might not be fast:🔹 Images, ads, iframes and embeds without specified dimensions🔹 Unoptimised webfont delivery and display🔹...
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We think carefully curated publications are the future. That’s why we put a lot of work into Performance Newsletter, our mailing on all things page speed.Try it out if you haven’t...
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🛠️ Performance Tools Wednesday time!Subsetting.xyz by Jeff Frankl: find out which type foundries allow font subsetting on their resources (many don’t!).#webperf#perfmattershttps://subsetting.xyz/
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⚡ Large bundle size will likely cause delays during load, render, user interaction or even page scroll. We share how much is too much JavaScript, how to reduce bundle size and serve bundles...
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📬 Performance Newsletter №152:🔹 Tips to improve your personal website performance by Salma Alam-Naylor🔹 Lesson from a rural bus for web developers by Sarah Gebauer🔹 New field insights for debugging INP...
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🛠️ Performance Tools Wednesday time!Storybook Performance Addon by Alex Reardon, Andrew Campbell, Daniel Del Core & Alex Hinds: check component performance directly in Storybook to avoid shipping...
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⚡ Have questions about Core Web Vitals? We have answers. Here’s why CWVs are important and how to make them fast.#webperf#perfmattershttps://calibreapp.com/blog/core-web-vitals
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🛠️ Performance Tools Wednesday time!Beacon by Aline: check the environmental impact of a web page and learn how to decrease it.#webperf#perfmattershttps://digitalbeacon.co/
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⚡ Are you using Next.js? You can use the following strategies to increase its performance:🔹 Dynamically load client-side code🔹 Defer loading non-essential scripts until the page is idle 🔹 Optimise...
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🛠️ Performance Tools Wednesday time!SQIP by Benedikt Rötsch: generate SVG-based previews of imagery to improve performance.#webperf#perfmattershttps://axe312ger.github.io/sqip/
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⚡ Of the pages that got a 90+ in Lighthouse in September, 43% didn’t meet one or more Core Web Vitals threshold. It’s high-time to forget about the Performance Score....
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🛠️ Performance Tools Wednesday time!Core Web Vitals Checker by yours truly: a one-click way to check your Core Web Vitals and Web Vitals based on real user data from the CrUX...
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📬 Performance Newsletter №153:🔹 Optimising INP in React Applications by TK Kinoshita🔹 How deep is your DOM by Maxi Ferreira🔹 Engineering for slow internet by Brrand...
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⚡ Do you know how to signal resource priorities to the browser? Use priority hints to set optimal loading for important images, asynchronous scripts or Fetch API...
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🛠️ Performance Tools Wednesday time!Fuite by Nolan Lawson: a command-line tool for finding memory leaks in web apps.#webperf#perfmattershttps://github.com/nolanlawson/fuite
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⚡ Largest Contentful Paint remains the most unoptimised Core Web Vital, and unnecessarily so! Learn how to:🔹 Reduce the size of the LCP element🔹 Improve Time to First Byte🔹 Audit load priorities🔹 Get...
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🛠️ Performance Tools Wednesday time!Lite Youtube by @justin: a shadow DOM web component to use when you’d like to make a YouTube embed blazing...
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⚡ Any longer delay than 50 milliseconds and visitors sense that a page is unresponsive, affecting their user experience. Usually, long JavaScripts tasks block the main thread and create...
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