#webperf search results

🚀 Big news for #webperf! @Wix sites are getting significantly faster. We've seen a large jump in sites passing Core Web Vitals, from 61% in the start of 2025, to 75% globally, and from 72% to 86% in the US. That's over 30K additional sites now delivering a great user experience

alonkochba's tweet image. 🚀 Big news for #webperf! @Wix sites are getting significantly faster. We've seen a large jump in sites passing Core Web Vitals, from 61% in the start of 2025, to 75% globally, and from 72% to 86% in the US. 
That's over 30K additional sites now delivering a great user experience

I use several tools to debug and monitor web performance. One of them is @DebugBear, which helps me track and alert on performance issues — like the one shown here. If you care about performance, I recommend giving @DebugBear a try. #WebPerf #PerfTools #Performance #monitoring

nucliweb's tweet image. I use several tools to debug and monitor web performance. One of them is @DebugBear, which helps me track and alert on performance issues — like the one shown here.

If you care about performance, I recommend giving @DebugBear a try.

#WebPerf #PerfTools #Performance #monitoring

Is this common for a contract Ecommerce site? Not sure how to improve this #WebPerf . Users are mostly task focused and rarely revisit a page in a session. Thanks @__treo

real_ozcoder's tweet image. Is this common for a contract Ecommerce site? Not sure how to improve this #WebPerf . Users are mostly task focused and rarely revisit a page in a session. Thanks  @__treo

🔥 Supercharge your React app! 🚀 Use requestIdleCallback to defer heavy rendering and keep your UI buttery smooth. 📊 Chart shows up to 40% faster renders! #ReactJS #WebPerf

meabed's tweet image. 🔥 Supercharge your React app! 🚀 Use requestIdleCallback to defer heavy rendering and keep your UI buttery smooth. 📊 Chart shows up to 40% faster renders! #ReactJS #WebPerf

103 Early Hints is now supported by more than 92% of all users. When done right, it is a great way to improve your higher percentiles of FCP and LCP #webperf

TimVereecke's tweet image. 103 Early Hints is now supported by more than 92% of all users.  
When done right, it is a great way to improve your higher percentiles of FCP and LCP  
#webperf

"SSR is about ~SEO~ performance" - Rich Harris #perfnow #WebPerf

nucliweb's tweet image. "SSR is about ~SEO~ performance" - Rich Harris

#perfnow #WebPerf

Flying today to Casablanca 🇲🇦 to speak at React Africa tomorrow about: “What You need to Optimize after React Compiler” ⚠️I will spam you with tweets about Morocco and the conference in the next few days so stay tuned #ReactAfrica #ReactCompiler #webperf

Med7atDawoud's tweet image. Flying today to Casablanca 🇲🇦 to speak at React Africa tomorrow about:

“What You need to Optimize after React Compiler”

⚠️I will spam you with tweets about Morocco and the conference in the next few days so stay tuned

#ReactAfrica #ReactCompiler #webperf
Med7atDawoud's tweet image. Flying today to Casablanca 🇲🇦 to speak at React Africa tomorrow about:

“What You need to Optimize after React Compiler”

⚠️I will spam you with tweets about Morocco and the conference in the next few days so stay tuned

#ReactAfrica #ReactCompiler #webperf

Do you have a website with international visitors? Check the Time to First Byte (TTFB) from different locations, and create a plan to improve it if your visitors are having a bad experience. Start testing today, links in the first comment. #WebPerf #PerfTools #Performance

nucliweb's tweet image. Do you have a website with international visitors?

Check the Time to First Byte (TTFB) from different locations, and create a plan to improve it if your visitors are having a bad experience.

Start testing today, links in the first comment.

#WebPerf #PerfTools #Performance…

Zut ! c'est quoi cette bonne pratique ? #webperf

mrgris's tweet image. Zut ! c'est quoi cette bonne pratique ? #webperf

Brandblack autoscrolls its PDP image gallery on landing - slick design pattern but the Javascript can really impact #webperf and accessibility What do you think? #ecommerce #shopify #dtc #ux #UXDesign


Our Speetals User EXperience Rating score calculator got revamped Check it out : speetals.com/uxr-score/ #UX #webperf

LoukilAymen's tweet image. Our Speetals User EXperience Rating score calculator got revamped 

Check it out : speetals.com/uxr-score/ 
#UX #webperf

Je crois que je vais prochainement lâcher un #thread twitter tellement j'ai passé du temps sur ce détail ! J'espère que le père Google (et surtout tous les lutins internautes) vont apprécier ! #pagespeed #webperf #seo

Hams38's tweet image. Je crois que je vais prochainement lâcher un #thread twitter tellement j'ai passé du temps sur ce détail ! J'espère que le père Google (et surtout tous les lutins internautes) vont apprécier !
#pagespeed #webperf #seo

⏱️ “Don’t blame the browser!” — Akshay Sharma is breaking down flame & waterfall charts so you can fix performance like a pro 🔥💡 Get ready to level up your debugging game! #ReactDelhi #WebPerf #DevTools #ReactJS #FrontendPerformance

reactdelhi's tweet image. ⏱️ “Don’t blame the browser!” — Akshay Sharma is breaking down flame & waterfall charts so you can fix performance like a pro 🔥💡

Get ready to level up your debugging game!

#ReactDelhi #WebPerf #DevTools #ReactJS #FrontendPerformance

If you are interested and want to learn about Web Performance, I recommend subscribing to @HenriHelvetica's channel, where you will find high-quality videos from leading figures in the Web Performance community 📺youtube.com/@HenriHelvetica #WebPerf #Performance #Learning #YouTube


Ever wanted to perform a search on Google and directly get the Web Vitals metrics of each of the results ? We just shipped a new and Free Google Chrome Extension that does it! Install it now and let me know what you think. chromewebstore.google.com/detail/web-vit… #SEO #webvitals #webperf

LoukilAymen's tweet image. Ever wanted to perform a search on Google and directly get the Web Vitals metrics of each of the results ? 

We just shipped a new and Free Google Chrome Extension that does it! Install it now and let me know what you think.
chromewebstore.google.com/detail/web-vit… 
#SEO #webvitals #webperf

You can now ask your LLM to run a PageSpeed report via Chrome DevTools. Thanks to MCP: developer.chrome.com/blog/chrome-de… #LLM #WebPerf #DevTools

nzupan's tweet image. You can now ask your LLM to run a PageSpeed report via Chrome DevTools.
Thanks to MCP: developer.chrome.com/blog/chrome-de…

#LLM #WebPerf #DevTools

Cooking up a new #WebPerf snippet using the Long Animation Frame (LoAF) API Great for debugging jank and improving smoothness! Stay tuned 👀 #Performance #PerfTools #CoreWebVitals #INP

nucliweb's tweet image. Cooking up a new #WebPerf snippet using the Long Animation Frame (LoAF) API

Great for debugging jank and improving smoothness!

Stay tuned 👀

#Performance #PerfTools #CoreWebVitals #INP

Web Vitals Industry benchmarks just got updated speetals.com/web-vitals-ben… #webperf #perfmatters #UX

LoukilAymen's tweet image. Web Vitals Industry benchmarks just got updated 

speetals.com/web-vitals-ben… 

#webperf #perfmatters #UX

AlertBot offers Advanced Monitoring Done Simply. Try AlertBot for free today and see what the fuss is all about! 👉AlertBot.com #webperf #advanced #webperformance #websitemonitoring #peaceofmind

AlertBot's tweet image. AlertBot offers Advanced Monitoring Done Simply.
Try AlertBot for free today and see what the fuss is all about!
👉AlertBot.com

#webperf #advanced #webperformance #websitemonitoring #peaceofmind

AlertBot offers Advanced Monitoring Done Simply. Try AlertBot for free today and see what the fuss is all about! 👉AlertBot.com #webperf #advanced #webperformance #websitemonitoring #peaceofmind

InfoGeniusInc's tweet image. AlertBot offers Advanced Monitoring Done Simply.
Try AlertBot for free today and see what the fuss is all about!
👉AlertBot.com

#webperf #advanced #webperformance #websitemonitoring #peaceofmind

📺 Developer Tooling Tips Explore DevTools and boost your web debugging skills with these bite-size DevTools tips and tricks, by @ChromiumDev youtube.com/playlist?list=… #WebPerf #Performance #DevTools #PerfTools #WebTools


I use several tools to debug and monitor web performance. One of them is @DebugBear, which helps me track and alert on performance issues — like the one shown here. If you care about performance, I recommend giving @DebugBear a try. #WebPerf #PerfTools #Performance #monitoring

nucliweb's tweet image. I use several tools to debug and monitor web performance. One of them is @DebugBear, which helps me track and alert on performance issues — like the one shown here.

If you care about performance, I recommend giving @DebugBear a try.

#WebPerf #PerfTools #Performance #monitoring

【サードパーティ】タグは“必要最小限”だけ。Pixelの乱立が速度を殺す⚠️ #WebPerf


Is your website slowing your growth? Slow pages + clunky UX = fewer leads, lower SEO. Learn the red flags and what to do next in our blog. wdb.agency/blog/is-poor-w… #WebPerf #MarketingTips #UX


103 Early Hints is now supported by more than 92% of all users. When done right, it is a great way to improve your higher percentiles of FCP and LCP #webperf

TimVereecke's tweet image. 103 Early Hints is now supported by more than 92% of all users.  
When done right, it is a great way to improve your higher percentiles of FCP and LCP  
#webperf

Performance debt compounds daily—budget it: Set budgets (LCP < 2.5s, TTFB < 200ms, JS < 170KB gz). Block merges that blow budgets. What you don’t ship can’t slow users. #WebPerf #CI_CD #SaaS

emonbuilds's tweet image. Performance debt compounds daily—budget it:

Set budgets (LCP &amp;lt; 2.5s, TTFB &amp;lt; 200ms, JS &amp;lt; 170KB gz). 

Block merges that blow budgets. 

What you don’t ship can’t slow users. 

#WebPerf #CI_CD #SaaS

Fundamentos de Long Animation Frames API Descubre cómo Long Animation Frames API (LoAF) resuelve el mayor problema al debuggear INP: saber exactamente qué código causó una interacción lenta. Fundamentos, código práctico y conceptos clave. joanleon.dev/posts/loaf/fun… #WebPerf #INP

nucliweb's tweet image. Fundamentos de Long Animation Frames API

Descubre cómo Long Animation Frames API (LoAF) resuelve el mayor problema al debuggear INP: saber exactamente qué código causó una interacción lenta. Fundamentos, código práctico y conceptos clave.

joanleon.dev/posts/loaf/fun…

#WebPerf #INP…

New in @ChromeDevTools! Debug an app's full performance trace with Gemini! After recording a trace, you can now chat with Gemini about the entire trace, related Performance insights, and even connected field data - all without needing to select specific context beforehand!



【hover prefetch】ホバーで事前取得→実クリックが瞬間遷移に⚡ (やりすぎ注意)#WebPerf


【今日のIT史】 11/5は Burn ALL GIFs day。 ループ動画は MP4/WEBM、静止画は AVIF/WEBP へ。 Webは軽く、速く、美しく。 #IT史 #WebPerf #Codec #Sora2

takz2001's tweet image. 【今日のIT史】
11/5は Burn ALL GIFs day。
ループ動画は MP4/WEBM、静止画は AVIF/WEBP へ。
Webは軽く、速く、美しく。
#IT史 #WebPerf #Codec #Sora2

🔥 Turbocharge Angular! ⚡️ Use signals & zoneless APIs to cut checks, boost scale, and improve Core Web Vitals! 🚀 #Angular #WebPerf #CoreWebVitals #FrontendDev #JavaScript #TechTips Ready to optimize? 👇 Read more: syncfusion.com/blogs/post/ang… My projects: karol-modelski.carrd.co


⚙️Core Web Vitalsだけじゃない。画像最適化/キャッシュ/分割/計測の運用知見を時短でキャッチアップ。現場で効く“高速化チェックリスト”も。 11/7(金) 11:00-12:00/無料 #WebPerf #CWV #フロントエンド 👉 bit.ly/3X4UM92

landinghub.net

LandingHub (ランディングハブ)

LandingHubは日本初のタグを入れるだけでランディングページやサイトの画像・動画を軽量化し、表示速度を高速化するサービスです。


Your e-commerce site looks great — but is it fast enough to sell? ⏱️ 53% of mobile users bounce after 3s. A 1s delay = -7% conversions. Beautiful design means nothing if it loads too slow. 👉 Read more: ow.ly/ewCW50Xm8cu #Ecommerce #WebPerf


Cheer on your team. 🏈 We'll keep an eye on your website! 👀 Try AlertBot totally FREE today and get a taste of the freedom that comes from having someone else worry about your website's performance! AlertBot.com #webperf #sportsfans #goteam #websiteperformance

InfoGeniusInc's tweet image. Cheer on your team. 🏈
We&apos;ll keep an eye on your website! 👀

Try AlertBot totally FREE today and get a taste of the freedom that comes from having someone else worry about your website&apos;s performance!
AlertBot.com

#webperf #sportsfans #goteam #websiteperformance

Cheer on your team. 🏈 We'll keep an eye on your website! 👀 Try AlertBot totally FREE today and get a taste of the freedom that comes from having someone else worry about your website's performance! AlertBot.com #webperf #sportsfans #goteam #websiteperformance

AlertBot's tweet image. Cheer on your team. 🏈
We&apos;ll keep an eye on your website! 👀

Try AlertBot totally FREE today and get a taste of the freedom that comes from having someone else worry about your website&apos;s performance!
AlertBot.com

#webperf #sportsfans #goteam #websiteperformance

🚀 Big news for #webperf! @Wix sites are getting significantly faster. We've seen a large jump in sites passing Core Web Vitals, from 61% in the start of 2025, to 75% globally, and from 72% to 86% in the US. That's over 30K additional sites now delivering a great user experience

alonkochba's tweet image. 🚀 Big news for #webperf! @Wix sites are getting significantly faster. We&apos;ve seen a large jump in sites passing Core Web Vitals, from 61% in the start of 2025, to 75% globally, and from 72% to 86% in the US. 
That&apos;s over 30K additional sites now delivering a great user experience

Suite à ma conférence au @SeoCampus, je partage la bonne pratique #webperf en matière de priorisation des balises html dans le <head>. Respecter cet ordre (charset, viewport, title, CSS puis JS en defer) garantit des temps de chargement optimaux. N'hésitez pas à faire tourner 🚀

Eroan's tweet image. Suite à ma conférence au @SeoCampus, je partage la bonne pratique #webperf en matière de priorisation des balises html dans le &amp;lt;head&amp;gt;.
Respecter cet ordre (charset, viewport, title, CSS puis JS en defer) garantit des temps de chargement optimaux.
N&apos;hésitez pas à faire tourner 🚀

It pays to inspect your website's CPU usage in Safari to improve #webperf and reduce energy usage. Here I spotted recurring rendering work due to infinite animations. After removing those using local overrides, I could see energy use drop. #100DaysOfPerf

screenspan's tweet image. It pays to inspect your website&apos;s CPU usage in Safari to improve #webperf and reduce energy usage. Here I spotted recurring rendering work due to infinite animations. After removing those using local overrides, I could see energy use drop.  #100DaysOfPerf
screenspan's tweet image. It pays to inspect your website&apos;s CPU usage in Safari to improve #webperf and reduce energy usage. Here I spotted recurring rendering work due to infinite animations. After removing those using local overrides, I could see energy use drop.  #100DaysOfPerf

Flying to Berlin 🇩🇪 now to attend #GoogleIOConnect and meet a lot of Googlers and GDEs Excited to meet again those smart big heads specially #webperf team

Med7atDawoud's tweet image. Flying to Berlin 🇩🇪 now to attend #GoogleIOConnect and meet a lot of Googlers and GDEs

Excited to meet again those smart big heads specially #webperf team

Wow, photos of my talk at @infosharepl are out 😅 you will never guarantee the conditions of a web user visiting your web app, speaking in #webperf about adaptability to user variables

Med7atDawoud's tweet image. Wow, photos of my talk at @infosharepl are out 😅 

you will never guarantee the conditions of a web user visiting your web app, speaking in #webperf about adaptability to user variables
Med7atDawoud's tweet image. Wow, photos of my talk at @infosharepl are out 😅 

you will never guarantee the conditions of a web user visiting your web app, speaking in #webperf about adaptability to user variables
Med7atDawoud's tweet image. Wow, photos of my talk at @infosharepl are out 😅 

you will never guarantee the conditions of a web user visiting your web app, speaking in #webperf about adaptability to user variables
Med7atDawoud's tweet image. Wow, photos of my talk at @infosharepl are out 😅 

you will never guarantee the conditions of a web user visiting your web app, speaking in #webperf about adaptability to user variables

I use several tools to debug and monitor web performance. One of them is @DebugBear, which helps me track and alert on performance issues — like the one shown here. If you care about performance, I recommend giving @DebugBear a try. #WebPerf #PerfTools #Performance #monitoring

nucliweb's tweet image. I use several tools to debug and monitor web performance. One of them is @DebugBear, which helps me track and alert on performance issues — like the one shown here.

If you care about performance, I recommend giving @DebugBear a try.

#WebPerf #PerfTools #Performance #monitoring

Unlighthouse - scan your entire site with Google Lighthouse in 2 minutes (on average). Open source, fully configurable with minimal setup #webperf bit.ly/3QYLzx3

FGRibreau's tweet image. Unlighthouse - scan your entire site with Google Lighthouse in 2 minutes (on average). Open source, fully configurable with minimal setup #webperf bit.ly/3QYLzx3

🎉 Chrome 134 is here! What's new in DevTools 🔐 New: Privacy and security panel 📈 Calibrated CPU throttling for #webperf analysis 🥇 Dim 3rd-party scripts in performance traces ....and more! Update Chrome and try them out! developer.chrome.com/blog/new-in-de…

ChromeDevTools's tweet image. 🎉 Chrome 134 is here! What&apos;s new in DevTools        

🔐 New: Privacy and security panel   
📈 Calibrated CPU throttling for #webperf analysis
🥇 Dim 3rd-party scripts in performance traces
   
....and more! Update Chrome and try them out! developer.chrome.com/blog/new-in-de…

Les sélecteurs CSS, c'est top. Sauf qu'on peut fortement dégrader la #webperf (temps de rendu) avec de mauvais choix. Utilisez avec précaution : - le sélecteur universel * - les recherches d'attributs larges [a*="a"] - les pseudo-classes :is, :has, :not Soyez précis et concis 🚀

Eroan's tweet image. Les sélecteurs CSS, c&apos;est top.
Sauf qu&apos;on peut fortement dégrader la #webperf (temps de rendu) avec de mauvais choix.
Utilisez avec précaution :
- le sélecteur universel *
- les recherches d&apos;attributs larges [a*=&quot;a&quot;]
- les pseudo-classes :is, :has, :not
Soyez précis et concis 🚀

I am super excited that in a few days, I will be speaking on the stage of @infosharepl in Gdańsk 🇵🇱 I will give a talk titled: "building a fast website for every single visitor" #webperf #performance

Med7atDawoud's tweet image. I am super excited that in a few days, I will be speaking on the stage of @infosharepl in Gdańsk 🇵🇱

I will give a talk titled:
&quot;building a fast website for every single visitor&quot;

#webperf #performance

Avis aux éditeurs de sites #WordPress : l'excellente extension @imagify propose désormais la génération d'images alternatives en Avif, et plus seulement en Webp. De quoi gagner de précieux ko sur le poids de vos médias, et améliorer la métrique LCP (entre autres). #webperf

Eroan's tweet image. Avis aux éditeurs de sites #WordPress : l&apos;excellente extension @imagify propose désormais la génération d&apos;images alternatives en Avif, et plus seulement en Webp.
De quoi gagner de précieux ko sur le poids de vos médias, et améliorer la métrique LCP (entre autres).
#webperf

It’s my turn 🙋🏻‍♂️ to take the stage at #NgGlühwein with my talk “Incremental Hydration in Angular”. I’ll be diving into advanced #WebPerf techniques, showing how to boost frontend performance through incremental hydration and live coding demos.

Michael_Hladky's tweet image. It’s my turn 🙋🏻‍♂️ to take the stage at #NgGlühwein with my talk “Incremental Hydration in Angular”.

I’ll be diving into advanced #WebPerf techniques, showing how to boost frontend performance through incremental hydration and live coding demos.

103 Early Hints is now supported by more than 92% of all users. When done right, it is a great way to improve your higher percentiles of FCP and LCP #webperf

TimVereecke's tweet image. 103 Early Hints is now supported by more than 92% of all users.  
When done right, it is a great way to improve your higher percentiles of FCP and LCP  
#webperf

So many #webperf GDEs in Berlin at the moment! Who’s looking after performance for the web right now!?! @InesAkrap @verlok @fabkru @nucliweb @JoubranJad @blue2blond @szynszyliszys @Med7atDawoud #googleIOConnectBerlin

tunetheweb's tweet image. So many #webperf GDEs in Berlin at the moment!

Who’s looking after performance for the web right now!?!

@InesAkrap @verlok @fabkru @nucliweb @JoubranJad @blue2blond @szynszyliszys @Med7atDawoud 

#googleIOConnectBerlin

🚀 We just launched our Web Vitals Benchmarks! 📊 Explore top 1,000 websites in the USA and France by industry, ranked by Web Vitals performance. See detailed insights with data from @ChromeUXReport and monthly updates. Check it out (link following)👉 #webperf #perfmatters

LoukilAymen's tweet image. 🚀 We just launched our Web Vitals Benchmarks! 📊

Explore top 1,000 websites in the USA and France by industry, ranked by Web Vitals performance.
See detailed insights with data from @ChromeUXReport  and monthly updates. Check it out (link following)👉
#webperf #perfmatters

Already getting stuck into one thing I found out about at @PerfNowConf, LoAF (Long Animation Frames API). Found some pretty big ones. This article really helped developer.chrome.com/articles/long-… #PerfNow #WebPerf

nicholasswift's tweet image. Already getting stuck into one thing I found out about at @PerfNowConf, LoAF (Long Animation Frames API). Found some pretty big ones. This article really helped developer.chrome.com/articles/long-… #PerfNow #WebPerf

Flying today to Casablanca 🇲🇦 to speak at React Africa tomorrow about: “What You need to Optimize after React Compiler” ⚠️I will spam you with tweets about Morocco and the conference in the next few days so stay tuned #ReactAfrica #ReactCompiler #webperf

Med7atDawoud's tweet image. Flying today to Casablanca 🇲🇦 to speak at React Africa tomorrow about:

“What You need to Optimize after React Compiler”

⚠️I will spam you with tweets about Morocco and the conference in the next few days so stay tuned

#ReactAfrica #ReactCompiler #webperf
Med7atDawoud's tweet image. Flying today to Casablanca 🇲🇦 to speak at React Africa tomorrow about:

“What You need to Optimize after React Compiler”

⚠️I will spam you with tweets about Morocco and the conference in the next few days so stay tuned

#ReactAfrica #ReactCompiler #webperf

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