⚡Featured posts this week from Perf: ✨ WebMCP early preview: @bandarra.me ✨ Measuring web components perf: @igalia.com ✨ How Google & Shopify Are Bringing SPA Speed to MPA: @twnsnd.com ✨ How to optimize JS code with CSS: @datadoghq.com 🙏 Special thanks to the authors! #webperf

🎉 WebPerformance Report Week #07 is out! ✅ 🔍 Ready for next Week? Don’t miss out! ⚡ Web Performance Report: 👉 webperformancereport.com 🛡️ HTTP Security Report: 👉 webperformancereport.com/httpo/ ♿️ A11ty Report: 👉 webperformancereport.com/wave/ #webperf #websecurity #accessibility #a11ty #ai

The poll is closed and the result is clear. Google Analytics (GA4) won 🎉 Thanks everyone for the votes and feedback. This helps us shape the next step of our Reporting-as-a-Service platform. More updates soon 👀

⚡Featured posts this week: ✨ Announcing Web Quality Skills: @addyosmani.bsky.social & @vercel.com ✨ The state of real-world CSS usage, 2026: @veneman.dev ✨ Debugging with AI: @adevnadia.bsky.social ✨ Sitecore AI – Integrating PageSpeed: Gabriel Baldeon 🙏 Special thanks to the authors! #webperf

🎉 WebPerformance Report Week #06 is out! ✅ 🔍 Ready for next Week? Don’t miss out! ⚡ Web Performance: 👉 webperformancereport.com 🛡️ HTTP Security: 👉 webperformancereport.com/httpo/ ♿️ A11ty: 👉 webperformancereport.com/wave/ #webperf #websecurity #accessibility #a11ty #ai

🔥 New feature live: Recipients Founder Program users can now add recipients and deliver reports to teams, clients, and stakeholders. Knowledge creates impact only when it’s shared. Founder Program: 👉 airtable.com/appIVRYEAq6N... New users: 👉 webperformancereport.com

We are about to launch our first private report for WebPerformance Report. Which data source should come first? Vote on LinkedIn 👇 www.linkedin.com/feed/update/...

⚡Featured posts this week: ✨ Perf | 2025 | Web Almanac: @httparchive.org hive ✨ Lightweight Latency Measurement with Server-Timing: @fastly.com ✨ Front-end Debugging Handbook: Lala Hakobyan ✨ Token usage in AI assistance: Alina Varkki 🙏 Special thanks to the authors! #webperf

🎉 WebPerformance Report Week #05 is out! ✅ 🔍 Ready for next Week? Don’t miss out! ⚡ Web Performance Report: 👉 webperformancereport.com 🛡️ HTTP Security Report: 👉 webperformancereport.com/httpo/ ♿️ A11ty Report: 👉 webperformancereport.com/wave/ #webperf #websecurity #accessibility #a11ty #ai

⚡Featured posts this week: ✨ State of UX 2026: @nngroupux.bsky.social ✨ Guide to Japan SEO: Jeff Crawford ✨ SEO | 2025 | The Web Almanac: @chris-green.net ✨ The Web is Changing: James LePage 🙏 Special thanks to the authors! #webperf

🎉 WebPerformance Report Week #04 is out! ✅ 🔍 Ready for next Week? Don’t miss out! ⚡ Web Performance Report: 👉 webperformancereport.com 🛡️ HTTP Security Report: 👉 webperformancereport.com/httpo/ ♿️ A11ty Report: 👉 webperformancereport.com/wave/ #webperf #websecurity #accessibility #a11ty #ai

This happens more often than we think. 🤔 #webperf

⚡Featured posts this week: ✨ @astro.build Tech Company joins @cloudflare.social : Fred Schott ✨ The 2025 Web Almanac by HTTP Archive: @httparchive.org ✨ Making Sense of Next.js Caching for SEOs: @willkennard.com ✨ 25 years of #Drupal: Dries Buytaert 🙏 Special thanks to the authors! #webperf

🎉 WebPerformance Report Week #03 is out! ✅ 🔍 Ready for next Week? Don’t miss out! ⚡ Web Performance Report: 👉 webperformancereport.com 🛡️ HTTP Security Report: 👉 webperformancereport.com/httpo/ ♿️ A11ty Report: 👉 webperformancereport.com/wave/ #webperf #websecurity #accessibility #a11ty #ai

Get your 🍿 ready. I've published a Bunch of new episodes: ✨ SPDY STREAM ✨ Episodes 17 18 19 w @verlok.bsky.social @mattzeunert.com + Edwin of @webperfreport.bsky.social 🔗 bit.ly/spdy-streams ✨ SPDY MEETUP 004 ✨ with @rbyers.net + @serg.tech 🔗 bit.ly/spdy-meetups They're long weekend ready! Enjoy.

Love your new insights section! Mainly because it's glazing me more and more every week 😅

⚡Featured posts this week: ✨ Web dependencies are broken: @lea.verou.me ✨ 2026 CSS wishlist: @knowler.dev ✨ Payments and web perf data in Sidekick: Khalid Chao #shopify ✨ Improving LCP for Video Hero Components: @aarontgrogg.com 🙏 Special thanks to the authors! #webperf

🎉 WebPerformance Report Week #02 is out! ✅ 🔍 Ready for next Week? Don’t miss out! ⚡ Web Performance Report: 👉 webperformancereport.com 🛡️ HTTP Security Report: 👉 webperformancereport.com/httpo/ ♿️ A11ty Report: 👉 webperformancereport.com/wave/ #webperf #websecurity #accessibility #a11ty #ai

When web performance degrades, the impact is immediate. Conversions drop. UX suffers. SEO follows. The problem? These issues are often detected too late.

⚡Featured posts this week: ✨ Web Perf Calendar 2025 Edition: @stoyan.me ✨ Web Accessibility Predictions for 2026: @webaim.bsky.social ✨ SEO in 2026: The AI Evolution: @dergal.bsky.social ✨ Top 5 Web Security Threats of 2025: @thehackernews.bsky.social 🙏 Special thanks to the authors! #webperf

🎉 WebPerformance Report Week #01 is out! ✅ 🔍 Ready for next Week? Don’t miss out! ⚡ Web Performance Report: 👉 webperformancereport.com 🛡️ HTTP Security Report: 👉 webperformancereport.com/httpo/ ♿️ A11ty Report: 👉 webperformancereport.com/wave/ #webperf #websecurity #accessibility #a11ty #ai

Web Performance Calendar day 31 article 2/5: @keerthanak17.bsky.social on making friends with Chrome DevTools and transforming it into a powerful tool for deep understanding, debugging, and improving of real-world web performance calendar.perfplanet.com/2025/chrome-...

⚡Featured posts this week: ✨Why Your Server Is Paying for Your CSS: David Lewis ✨Nuxt Scripts for improved Perf and Sec: @jacobandrewsky.bsky.social ✨Chasing BFCache navigations: Nicolas Hodin ✨TTFB doesn’t mean what you think: @programmingart.bsky.social 🙏Special thanks to the authors! #webperf

🎉 WebPerformance Report Week #52 is out! ✅ 🎇 🍾 🔍 Ready for next Week? Don’t miss out! ⚡ Web Performance Report: 👉 webperformancereport.com 🛡️ HTTP Security Report: 👉 webperformancereport.com/httpo/ ♿️ A11ty Report: 👉 webperformancereport.com/wave/ #webperf #websecurity #accessibility #a11ty #ai

Web Performance Calendar day 24 with @programmingart.bsky.social on TTFB. Yes, it's one of those X-mas Eves where we cuddle by the fire, drop everything and immerse into re-learning and re-evaluating what we thought we knew about a concept we use daily calendar.perfplanet.com/2025/ttfb-do...

⚡Featured posts this week: ✨ LCP and INP are now Baseline: @tunetheweb.com @mmocny.com ✨ Faster pages with Compression Dictionaries: @karlijnlowik.bsky.social ✨ A Short History of Perf Engineering: Alex Podelko ✨ Next.js Perf Optimization: Dany Paredes 🙏 Special thanks to the authors! #webperf

🎉 WebPerformance Report Week #51 is out! ✅ 🔍 Ready for next Week? Don’t miss out! ⚡ Web Performance Report:👉 webperformancereport.com 🛡️ HTTP Security Report:👉 webperformancereport.com/httpo/ ♿️ A11ty Report:👉 webperformancereport.com/wave/ #webperf #ux #seo #websecurity #accessibility #a11ty #ai

⚡ We’ve made public the Perf Links dataset we update every week. A simple, week-by-week collection of Web Performance resources. All links from this year (including this week): github.com/WebPerforman... #webperf

Web Performance Calendar day 17 with Adam Zachary Wasserman on outperforming modern frameworks with this one weird little trick calendar.perfplanet.com/2025/the-old...

Web Performance Calendar day 16 with @sandervs.bsky.social on why the word "millisecond" doesn't belong in the boardroom calendar.perfplanet.com/2025/why-we-...

Web Performance Calendar day 15 with @nicj.net, @cliffcrocker.bsky.social and @karlijnlowik.bsky.social Löwik presenting an update on W3's RUM Community Group and YOU calendar.perfplanet.com/2025/rumcg-a...

⚡Featured posts this week: ✨ Anatomy of a WebPerfReport: @webperfreport.bsky.social ✨ WebKit Features for Safari 26.2: @jensimmons.bsky.social ✨ How Monrif improved engagement by 8.9%: Fabrizio Guerra & Gianni Onnis ✨ How to load CSS (fast): @yoav.ws 🙏Special thanks to the authors! #webperf

🎉 WebPerformance Report Week #50 is out! ✅ 🔍Ready for next Week? Don’t miss out! ⚡ Web Performance Report:👉 webperformancereport.com 🛡️ HTTP Security Report:👉 webperformancereport.com/httpo/ ♿️ A11ty Report:👉 webperformancereport.com/wave/ #webperf #cybersecurity #websecurity #accessibility #A11ty #AI

Safari 26.2 is here with 65 features + 165 bug fixes — including field-sizing, Navigation API, Largest Contentful Paint, command & commandfor, CHIPS opt-in partitioned cookies, scrollend event, random(), WebGPU in WebXR, scrollbar-color, hidden=until-found and much more! webkit.org/blog/17640/w...

Web Performance Calendar day 8 with Edwin Molina Hernández @webperfreport.bsky.social showing how a great perf report is more than numbers, it turns metrics into actionable answers to questions like "what improved?", "what regressed?", and "what to do next?". calendar.perfplanet.com/2025/the-ana...

⚡Featured posts this week: ✨ Timeline of web features and browser support: @rviscomi.dev ✨ Fast by Default: @denodell.bsky.social ✨ Analyzing CSS Media Queries to Optimize Perf: @nucliweb.net ✨ What was new in web perf in 2025: @mattzeunert.com 🙏 Special thanks to the authors! #webperf

🎉 WebPerformance Report Week #49 is out!✅ 🔍 Ready for next Week? Don’t miss out! ⚡ Web Performance Report:👉 webperformancereport.com 🛡️ HTTP Security Report:👉 webperformancereport.com/httpo/ ♿️ A11ty Report:👉 webperformancereport.com/wave/ #webperf #cybersecurity #websecurity #accessibility #A11ty #AI

🤩We just opened the Public Preview of our Reporting as a Service (RaaS) platform before the general release. Users from different countries are already accessing their personal Boards. Explore the platform by getting your own report: 👉 webperformancereport.com #webperf

⚡Featured posts this week: ✨ The Performance Inequality Gap, 2026: @infrequently.org ✨ How fast can browsers process base64 data?: @lemire.bsky.social ✨ Explaining the Accessible Benefits: @geoffgraham.me ✨ Why use React?: @adactio.com 🙏 Special thanks to the authors! #webperf

🎉 WebPerformance Report Week #48 is out! ✅ 🔍 Ready for next Week? Don’t miss out! ⚡Web Performance Report:👉 webperformancereport.com 🛡️HTTP Security Report:👉 webperformancereport.com/httpo/ ♿️A11ty Report:👉 webperformancereport.com/wave/ #webperf #cybersecurity #websecurity #accessibility #A11ty #AI

🎥 ✨ SPDY STREAM 019 ✨ I'd like to give a big thank you to Edwin for joining the stream today to discuss the exciting vision behind @webperfreport.bsky.social . What began as a small initiative, expanded to delivering performance and user experience data to large organizations!

Happy Friday! We quietly announced our next guest yesterday. ✨ SPDY STREAM 019 ✨ featuring Edwin M. Hernández 🇪🇨🇩🇪. The maintainer of the @webperfreport.bsky.social will join us to talk about his powerful & personalized perf report 📆 Wed November 26th ⏰ 1pm EST, 7pm CET 🔗 youtube.com/live/xEOLW_F...

⚡Featured posts this week: ✨ WebPerf Report on SPDY STREAM: @henrihelvetica.bsky.social ✨ WordPress 6.9 Perf Landings: @weston.ruter.net ✨ I Built the Same App 10 Times: @cheddybop.bsky.social ✨ Start building with Gemini 3: @officiallogank.bsky.social 🙏 Special thanks to the authors! #webperf

🎉 WebPerformance Report Week #47 is out! ✅ 🔍 Ready for next Week? Don’t miss out! ⚡ Web Performance Report: 👉 webperformancereport.com 🛡️ HTTP Security Report: 👉 webperformancereport.com/httpo/ ♿️ A11ty Report: 👉 webperformancereport.com/wave/ #webperf #websecurity #accessibility #A11ty #AI

⚡Featured posts this week: ✨ AI assistance for performance: @matthiasrohmer.bsky.social ✨ The Web Animation Performance: @citizenofnowhe.re ✨ How Fast Is Fast Enough?: @tammyeverts.com ✨ Performance is about people: @markzeman.com 🙏 Special thanks to the authors! #webperf

🎉 WebPerformance Report Week #46 is out! ✅ 🔍 Ready for next Week? Don’t miss out! ⚡ Web Performance Report: 👉 webperformancereport.com 🛡️ HTTP Security Report: 👉 webperformancereport.com/httpo/ ♿️ A11ty Report: 👉 webperformancereport.com/wave/ #webperf #websecurity #accessibility #A11ty #AI

Testing @developer.chrome.com Side by Side view with two WebPerformance Report results. A clean way to compare performance changes across deliveries. Small SaaS preview. Coming soon… ⚡ WebPerformance Report Get your own report: 👉 webperformancereport.com #webperf

⚡Featured posts this week: ✨ @cloudflare.social TELESCOPE: @sergeyche.dev & @tkadlec.bsky.social ✨ Optimizing Webfonts: Lucas Dohmen ✨ How to optimize SVG files: @laurakalbag.bsky.social ✨ Using the Web Monetization API: @tomayac.com 🙏 Special thanks to the authors! #webperf

🎉 WebPerformance Report Week #45 is out! ✅ 🔍 Ready for next Week? Don’t miss out! ⚡ Web Performance Report: 👉 webperformancereport.com 🛡️ HTTP Security Report: 👉 webperformancereport.com/httpo/ ♿️ A11ty Report: 👉 webperformancereport.com/wave/ #webperf #websecurity #accessibility #A11ty #AI

My gist “How Browsers Work” has been updated with a new post: “How modern browsers work” by @addyosmani.bsky.social gist.github.com/nucliweb/c16... #WebPerf #Browser #WebDevelopment