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Frontend Dogma

“performance” News Archive (2)

Entry (Sources) and Additional TopicsDate#
Script Evaluation and Long Tasks (mal)700
javascript, web-vitals
Client-Side Rendering of HTML and Interactivity (mal)699
html, client-side-rendering
Pay Attention to Web Performance Metrics to Improve the UX (uxm)698
metrics, user-experience, web-vitals, optimization
5 Best Practices to Sustainably Improve Core Web Vitals (ben/cal)697
web-vitals, best-practices
The Intersectionality of Web Performance (ada)696
sustainability, dei
Make Your Website Load Fast by Optimizing Request Priorities (mat/deb)695
optimization, network
A Complete Guide to Performance Budgets (spe)694
guides, performance-budgets, metrics
Load Websites Faster With Code Splitting693
code-splitting, react
CDNs: Speed Up Performance by Reducing Latency (aus)692
content-delivery
Practical Guide to Not Blocking the Event Loop691
guides, javascript, event-loop, events
Reducing the Cost of String Serialization in Node.js Core690
nodejs, strings
Frontend Web Performance Checklist (jac)689
checklists
Exploring the Potential of Web Workers for Multithreading on the Web (sma)688
web-workers, multithreading, javascript
Intro to Runtime Performance in the Chrome DevTools Performance Panel (ann/thi)687
videos, introductions, dev-tools, browsers, chrome
DevTools: A Better Way to Visualize Your JavaScript686
dev-tools, visualization, browsers, lighthouse, chrome, edge
Serving Less Data to Users With the “prefers-reduced-data” Media Query (sea)685
css, media-queries, sustainability
Speeding Up the JavaScript Ecosystem—Draft-js Emoji Plugin (mar)684
javascript, plugins
Costly CSS Properties and How to Optimize Them683
css, optimization
Understanding CSS Preload and Other Resource Hints (log)682
css, hints, preloading
Load Balancing (sam)681
load-balancing, visualization, architecture
The Performance Golden Rule Revisited (tka)680
metrics
The Real Difference Between “useMemo” and “Memo” in React679
react, hooks, examples
Slow Start and Congestion Control (Browser Networking)678
protocols, tcp
7 Tricks to Take the Performance of Your Website to the Moon677
minification, tree-shaking, tips-and-tricks
10 Ways to Hide Elements in CSS (cra)676
hiding, css, accessibility
Flutter Performance Optimization Techniques and Best Practices675
flutter, optimization, best-practices
Defaulting on Single Page Applications (SPA) (zac)674
single-page-apps, javascript
Senior Engineering Strategies for Advanced React and TypeScript (tec)673
strategies, react, typescript, architecture, testing, accessibility, security, maintenance
The Ultimate Guide to Image Optimisation (fox/cal)672
guides, images, compression, optimization
Speeding Up the JavaScript Ecosystem—npm Scripts (mar)671
javascript, bundling, npm
2023 Web Framework Performance Report670
frameworks, astro, sveltekit, gatsby, remix, wordpress, nextjs, nuxt, comparisons
Client-Side JavaScript and React Criticism: What Comes Next? (mol)669
javascript, react, accessibility, resilience, progressive-enhancement
Optimising Large Contentful Paint (css/btc)668
videos, web-vitals, optimization
The JavaScript Site Generator Review, 2023 (zac)667
site-generators, comparisons, astro, eleventy, gatsby, nextjs, nuxt, remix, sveltekit
An Approach to Lazy Loading Custom Elements (css)666
web-components, lazy-loading
This Is Why Performance Matters (bel)665
javascript, user-experience
Caching at DEV664
case-studies, caching
What’s New in Lighthouse 10663
release-notes, lighthouse
Speeding Up the JavaScript Ecosystem—ESLint (mar)662
javascript, eslint, linting
The Gotcha With Animating Custom Properties (bra)661
css, animations, custom-properties
Speed for Who? (bel)660
frameworks, developer-experience, user-experience
Monitoring Node.js Performance (ano)659
nodejs, monitoring, tooling, nsolid
Optimal Images in HTML (ste/bui)658
html, images, backgrounds, optimization
Your Web Performance Is Too Reactive; It’s Time to Do More Than Put Out Fires (fox/cal)657
The Modern Way of Serving Images (kur)656
images, html
How to Review a Web Site (uxm)655
how-tos, user-experience, seo
Optimize Time to First Byte (mal)654
optimization
Why We Switched CDNs: How Google’s Core Web Vitals Led Us to Cloudflare Pages653
content-delivery, web-vitals, cloudflare
The Truth About CSS Selector Performance (pat)652
css, selectors
Optimizing the Image Element LCP (sma)651
web-vitals, images
Speeding Up the JavaScript Ecosystem—Module Resolution (mar)650
javascript, modules, esm, commonjs
Why Not “document.write()”? (css)649
javascript
Our Top Core Web Vitals Recommendations for 2023 (phi+)648
web-vitals, best-practices
Why Web Performance Still Matters in 2023 (sia)647
Priority Hints and Optimizing LCP (kev)646
web-vitals, optimization, hints
Performance Culture Through the Looking-Glass (per)645
videos, culture
The RUM Archive and Benford’s Law (per)644
HTTP/3 Prioritization Demystified (pro/per)643
http, protocols
Signals: The Nitty-Gritty (web/per)642
javascript, signals
Bad Performance Is Bad Accessibility (bru)641
accessibility
The Performance Inequality Gap, 2023 (sli)640
javascript, metrics
Beating Latency on Scalemates.com (tim/per)639
optimization
Using Inline JavaScript Modules to Prevent CSS Blockage (sto/per)638
javascript, css
An HTML-First Mental Model (noa/per)637
html, dom
Get Off the Main Thread With an Inline Web Worker: An Example (sto/per)636
javascript, web-workers, examples
LCP(FE) (tim/per)635
web-vitals
Web Performance and Compression (per)634
compression
Optimize Interaction to Next Paint (mal+)633
optimization, web-vitals
Adding Complementary Performance Data to Your Site (mat)632
apis
Accessibility: The Land That “Time to Interactive” Forgot (tin/per)631
videos, accessibility
Reduce Image Sizes by Removing Metadata (per)630
images, metadata, optimization
Fast Is Good, Instant Is Better (tun/per)629
caching
Prerender Pages in Chrome for Instant Page Navigations (tun)628
browsers, chrome
7 Website Performance Metrics to Track for Better UX (cal)627
user-experience, metrics
Developing Faster JavaScript Apps: The Ultimate Guide to Web Workers (cra)626
guides, web-apps, web-workers, javascript
Speeding Up the JavaScript Ecosystem—One Library at a Time (mar)625
javascript, libraries
Minification and Cache Directives for the Most Popular Websites of the Internet (dvk)624
minification, tooling, lightning-css, html-minifier, caching, metrics
Lazy Loading Images in HTML (sim)623
html, lazy-loading
A Guide to Image Optimization on Jamstack Sites (daw/sma)622
guides, images, compression, optimization, tech-stacks, jamstack
Improving React Interaction Times by 4×621
react, optimization
Early Learnings for Early Hints at Shopify (sia/per)620
videos, case-studies, shopify, hints
Client-Side Routing Without the JavaScript (rya/thi)619
javascript, frameworks
6 Steps to Improve HTML Images for Users and Developers (aus)618
html, images, responsive-design
HTML and CSS Features, Tips for a 10× Faster Page Loading Speed617
html, css, tips-and-tricks
Is Turbopack Really 10× Faster Than Vite? (eva)616
tooling, bundling, turbopack, vite
CSS Runtime Performance615
slides, css
A Beginner’s Guide to Chrome Tracing (nol)614
guides, browsers, chrome, tracing
Conditionally Adaptive CSS—Browser Behavior That Might Improve Your Performance (pep)613
css, responsive-design
Performance (rvi/htt)612
web-almanac, studies, research, metrics, web-vitals
How We Improved React Loading Times by 70% With Next.js611
react, nextjs, case-studies
Which Serverless Edge Platform Has the Fastest Git Deployments? (den)610
serverless, edge-computing, git, deploying
CDN (htt)609
web-almanac, studies, research, metrics, content-delivery, tooling
Speeding Up Async Snippets (css)608
javascript, asynchronicity
How to Animate CSS Box Shadows and Optimize Performance607
how-tos, css, animations, shadows
Sustainable Web Development Strategies Within an Organization (mic/sma)606
sustainability, optimization
SVG Sprites: Old-School, Modern, Unknown, and Forgotten (pep)605
svg, images, sprites
How to Optimize Resource Loading With the “fetchpriority” Attribute (mat/deb)604
how-tos, html, optimization
Optimize Long Tasks (mal)603
javascript, optimization
GIFs Without the .gif: The Most Performant Image and Video Options Right Now (oll/css)602
multimedia, images, gif, html
Performance Budgets: The Easiest Way to a Faster Site (fox/cal)601
performance-budgets
Five Data-Loading Patterns to Boost Web Performance (sma)600
Page Weight (jam/htt)599
web-almanac, studies, research, metrics
Element Timing: One True Metric to Rule Them All? (spe)598
time, apis, metrics
Will Serving Real HTML Content Make a Website Faster? Let’s Experiment!597
studies, research, html
Total Blocking Time: A Short and Sweet Guide for Happier Users (ben/cal)596
javascript
How to Substantially Slow Down Your Node.js Server595
how-tos, nodejs
Your Next.js Bundle Will Thank You594
nextjs, bundling
How to Improve Largest Contentful Paint for Faster Load Times (fox/cal)593
how-tos, web-vitals, optimization
Critical CSS? Not So Fast! (css)592
css, critical-path
Disabled JavaScript Turns Off Native Lazy Loading (ste)591
javascript, html, lazy-loading
Why Your Website Should Be Under 14 kB in Size590
protocols
Measure What You Impact, Not What You Influence (css)589
metrics, optimization
Optimize Data Fetching588
data-fetching
Can Browsers Optimize the Loading of Third-Party Resources? (add)587
browsers, embed-code
Tip: Use “fetchpriority=high” to Load Your LCP Hero Image Sooner (add)586
html, web-vitals
(Re-)Introducing Gatsby, a Reactive Site Generator585
gatsby, react, reactivity, site-generators, introductions
How and Why We Removed jQuery From GOV.UK584
jquery, maintainability
Core Web Vitals Tools to Boost Your Web Performance Scores (sma)583
web-vitals, tooling
Making a Website Under 1 kB582
minimalism, html
Which Generator Builds Markdown the Fastest? (zac)581
site-generators, markdown, comparisons
500 ms to 1.7 ms in React: A Journey and a Checklist580
react
Priority Hints—What Your Browser Doesn’t Know (Yet)579
hints
Fix Web Performance for the Long-Term (sia)578
testing, processes
Powerful Image Optimization Tools (lou/sma)577
link-lists, images, compression, tooling
Can SVG Symbols Affect Web Performance?576
svg, images
Avoiding “<img>” Layout Shifts: “aspect-ratio” vs. “width” and “height” Attributes (jaf)575
web-vitals, comparisons, html, attributes, aspect-ratio, css
Frontend Web Performance: The Essentials574
fundamentals, javascript
Faster WordPress Rendering With 3 Lines of Configuration (sto)573
wordpress, css, http, configuration
A CLS Punishment for Progressive Enhancement? (bel/pic)572
web-vitals, progressive-enhancement
Image Guard (j9t)571
packages, npm, images, compression, jpeg, png, gif, webp, avif
Everything You Need to Know About Web Performance (in 5 Minutes)570
web-vitals, compression
Style Scoping Versus Shadow DOM: Which Is Fastest? (nol)569
selectors, scope, dom, shadow-dom, comparisons, metrics
How to Remove 99% of JavaScript From Main Thread (wea)568
videos, how-tos, javascript
What We’ve Learned From One Year of Real User Monitoring Data on GOV.UK567
monitoring, metrics
Measuring the Performance of Typefaces for Users II (sma)566
typography, fonts
Measuring the Performance of Typefaces for Users (sma)565
typography, fonts
Don’t Sink Your Website With Third Parties (sma)564
embed-code, dependencies
Two Lines of CSS That Boosts 7× Rendering Performance563
css, rendering
Conditionally Loading CSS or Any Resource Using Media Queries (ami)562
html, media-queries
Rethinking Server-Timing as a Critical Monitoring Tool (sma)561
time, http, metrics, monitoring
Don’t Fight the Browser Preload Scanner (mal)560
browsers, html, parsing
How to Use Google CrUX to Analyze and Compare the Performance of JS Frameworks (sma)559
how-tos, google, metrics, javascript, frameworks
A Management Maturity Model for Performance (sli)558
Performance Game Changer: Browser Back/Forward Cache (tun/sma)557
browsers, caching, web-vitals
Get to Know Your Browser’s Performance Profiler556
browsers, tooling, profiling
Understanding the Performance Impact of Anti-Flicker Snippets (spe)555
web-vitals
Is Measuring Speed a Useful Metric for Design Systems? (amy+)554
videos, metrics, design-systems
Faster Initialization of Instances With New Class Features (joy)553
browsers, javascript, javascript-engines, v8
How to Improve Core Web Vitals (8 Ways)552
how-tos, web-vitals
The Ultimate Guide to Optimizing JavaScript for Quick Page Loads (ste/bui)551
guides, javascript, optimization
Core Web Vitals: Finding Common Ground Between SEOs and Developers (moz)550
web-vitals, seo, metrics
How to Optimize Your LCP (with Visuals) (ste)549
how-tos, web-vitals, optimization
Optimising Largest Contentful Paint (css)548
web-vitals
Picture Perfect Images With the Modern “<img>” Element (add)547
images, html, web-vitals
Speed Needs Design, or: You Can’t Delight Users You’ve Annoyed546
design, user-experience
The Web Is for Everyone: Our Vision for the Evolution of the Web (moz)545
web, outlooks, privacy, security, accessibility, user-experience
Optimising Core Web Vitals on SPAs (sim)544
web-vitals, single-page-apps, optimization
Improving Your User Experience to Reduce Bounce Rates (uxm)543
user-experience, usability, seo
Performance Tests on Common JavaScript Array Methods (hac)542
testing, javascript, arrays
Optimizing SVG Patterns to Their Smallest Size (css)541
svg, images
The Impact That High Quality Mark-Up Can Have on Accessibility, Performance, and Discoverability540
videos, html, accessibility
Making the World’s Fastest Website, and Other Mistakes539
mistakes
The Weirdly Obscure Art of Streamed HTML538
html, streaming
Ten Years of Page Bloat: What Have We Learned? (spe)537
web-vitals, user-experience
7 Ways to Achieve a Faster Core Web Vitals Score (hac)536
web-vitals
Performance Signals for Customizing Website UX (tun/sma)535
user-experience, web-vitals, customization
A New Speed Milestone for Chrome534
browsers, chrome
Should Frontend Devs Care About Performance?533
Top 2021 CSS Frameworks Report: The CSS File Sizes (cit)532
studies, research, frameworks, css
How to Make MPAs That Are as Fast as SPAs (cfe)531
how-tos, multi-page-apps, single-page-apps
Improving a CDN’s Cache Hit Ratio (erw)530
content-delivery, caching
Minimizing Google Fonts by Only Loading It for Certain Characters (ami)529
typography, google, fonts, minimalism
Core Web Vitals: What Next? (moz)528
web-vitals, seo
The Difference Between Brotli and Gzip Compression Algorithms to Speed Up Your Site527
compression, brotli, gzip
This Is Why Your Node.js Application Is Slow526
nodejs
Reducing the Web’s Carbon Footprint: Optimizing Social Media Embeds (mic/sma)525
social-media, embed-code, sustainability
Improving JavaScript Bundle Performance With Code-Splitting (cod/sma)524
javascript, bundling, code-splitting, optimization
Speed Matters, but It Isn’t Everything523
user-experience, metrics
Caching Header Best Practices (sim)522
caching, http, http-headers, best-practices
Optimize Your PNGs With Oxipng and pre-commit (ada)521
images, png, compression, tooling
Big Images, Blazingly Fast520
images, quality
How to Avoid Layout Shifts Caused by Web Fonts (sim)519
how-tos, user-experience, fonts
Website Performance and the Planet (fer)518
sustainability, caching
Memory Leaks: The Forgotten Side of Web Performance (nol)517
memory
Improving WordPress Performance: An Open Letter (erw)516
open-letters, wordpress, css, javascript
A Unified Theory of Web Performance (sli/per)515
Exposing Mid-Resource LCP Values (per)514
web-vitals
Page Visibility: If a Tree Falls in the Forest… (pau/per)513
web-vitals, user-experience
Using Diagnostic Metrics (per)512
metrics
Practical Tips for Load-Testing Web Applications (per)511
testing, tips-and-tricks, web-apps
The Business Case for Performance (per)510
economics
Faster Websites by Using Less HTML (j9t)509
cross-posts, html, optimization, minimalism
Redirect Liquidation (tim/per)508
optimization, redirecting
Frontend Web Performance: The Essentials507
fundamentals, rendering
Web Performance, Core Web Vitals, and Vanity Metrics (per)506
web-vitals, metrics
Hands On With the New Responsiveness Metrics (per)505
responsive-design, metrics
Explain Like I’m Five: Web Performance Optimization (sto/per)504
optimization
Performance Implications of JavaScript Errors (per)503
javascript, errors
Defer Non-Critical Resources (per)502
html
Caching: Understanding the Scope (per)501
caching
Test Your Product on a Crappy Laptop (eri/css)500
testing, usability
HTTP Compression (per)499
http, protocols, compression
Have Core Web Vitals Made the Web Faster? (tun/per)498
web-vitals
Plugging Memory Leaks in Your App (sto/per)497
memory
Request for a General Theory of Web Performance (per)496
Page Weight (htt)495
web-almanac, studies, research, metrics
Smashing Podcast Episode 44 With Chris Ferdinandi: Is the Web Dead? (cfe+/sma)494
podcasts, interviews, web-platform, standards, tooling, developer-experience
7 Ways to Improve Node.js Performance at Scale (app)493
nodejs, optimization
How JavaScript Engines Achieve Great Performance492
javascript, javascript-engines
Improving the Performance of Wix Websites (Case Study) (sma)491
monitoring, culture, case-studies
Designing Sustainable Websites (ger)490
sustainability, software-design
Performance (sia/htt)489
web-almanac, studies, research, metrics, user-experience
Get Your “Head” Straight (css/btc)488
videos, html
Your CSS Is an Interface (eri)487
css
Why IndexedDB Is Slow and What to Use Instead486
databases, indexeddb, javascript
Using Web Workers to Boost Third-Party Script Performance (log)485
web-workers, javascript
Why Your Website Should Not Use Dithered Images484
images, dithering, compression
Chrome DevTools: Record and Playback Your User Journeys483
dev-tools, user-experience, browsers, chrome
Everything You Have to Know About Core Web Vitals (fox/cal)482
web-vitals
How to Implement Memoization in React to Improve Performance481
how-tos, react, memoization, optimization
Best Practices on Embedding Third-Party Web Widgets480
embed-code, best-practices
Building an Effective Image Component479
components, javascript
Web Performance Metrics Cheatsheet (ire)478
metrics, cheat-sheets
How I Made Google’s Data Grid Scroll 10× Faster With One Line of CSS477
css
Optimizing Resource Loading With the Fetch Priority API (add+)476
data-fetching, apis, optimization
New HTTP Standards for Caching on the Modern Web (pim)475
http, protocols, caching, standards
My Challenge to the Web Performance Community (phi)474
jsPerf—Online JavaScript Performance Benchmark473
websites, javascript
Using Modern Image Formats: AVIF and WebP (add/sma)472
images, avif, webp, jpeg, png, comparisons, compression
Faster React Apps With Memoization471
react, memoization
ct.css—Let’s Take a Look Inside Your “<head>” (css)470
css, debugging
Small Bundles, Fast Pages: What to Do With Too Much JavaScript (cal)469
javascript, bundling
Optimizing Images on the Web468
images, cloudflare
Vanilla JS Is a Web Performance Decision (cfe)467
javascript
Blowing Up HTML Size With Responsive Images (deb)466
html, images, responsive-design
Designing for Long Waits and Interruptions: Mitigating Breaks in Workflow in Complex Application Design (nng)465
user-experience, complexity
Writing High-Performance JavaScript (cfe)464
javascript
What Are the Web Performance Metrics That Actually Matter? (cfe)463
metrics
Lighthouse Scores Do Not Affect Google Search/SEO (erw)462
lighthouse, google, search, seo
HTTP/3: Performance Improvements (pro/sma)461
http, protocols
Does Shadow DOM Improve Style Performance? (nol)460
dom, shadow-dom, rendering
Big O, Code Efficiency Analysis459
algorithms
“<Lazy>” Rendering in Vue to Improve Performance458
vuejs, client-side-rendering, optimization
A Performance-Focused Workflow Based on Google Tools457
web-vitals, tooling, google
How We Reduced Next.js Page Size by 3.5× and Achieved a 98 Lighthouse Score456
nextjs, lighthouse, case-studies
CSS Architecture and Performance in Micro Frontends455
css, architecture, micro-frontends
Learnings From a WebPageTest Session on CSS-Tricks (chr/css)454
webpagetest
A Beginner’s Guide to Lighthouse453
guides, lighthouse, web-vitals
How to Eliminate Render-Blocking Resources: A Deep Dive (sia)452
how-tos, rendering
What Is Tree Shaking? (cfe)451
javascript, concepts, tree-shaking
The Performance Effects of Too Much Lazy-Loading (rvi+)450
web-vitals, lazy-loading
Performance Design: The Illusion of Speed449
user-experience
Resource Inlining in JavaScript Frameworks (mge)448
javascript, frameworks, web-vitals
Making the Web—Faster447
web, developer-experience, principles
Half the Size of Images by Optimising for High Density Displays (jaf)446
html, images
Serving Sharp Images to High Density Screens (jaf)445
images
What Can the HTTP Archive Tell Us About Largest Contentful Paint? (pau)444
Using AVIF to Compress Images on Your Site443
images, avif, compression
Best Practices for Fonts (tun)442
fonts, best-practices
How to Fix Cumulative Layout Shift (CLS) Issues (tun/sma)441
how-tos, web-vitals
CSS for Web Vitals (una)440
css, web-vitals
Elasticsearch Boolean Query Performance (ast)439
tooling, search
Tree-Shaking: A Reference Guide (ati/sma)438
guides, optimization, javascript, tree-shaking
Reducing HTML Payload With Next.js (Case Study) (sma)437
nextjs, html, case-studies
An Introduction to Performance Budgets436
introductions, performance-budgets, metrics
The Lazy-Loading Property Pattern in JavaScript (nza)435
javascript, software-design-patterns, lazy-loading
9 Principles of Good Web Design434
design, principles, simplicity, navigation, content, layout, mobile
Bypassing Cookie Consent Banners in Lighthouse and WebPageTest (and)433
consent-management, cookies, lighthouse, webpagetest, testing
The 5-Hour CDN (fly)432
content-delivery
Measuring Web Performance in Mobile Safari (css)431
testing, mobile, browsers, safari
What About Ember? (tka)430
emberjs
Front-End Performance 2021: Assets Optimizations (vit/sma)429
checklists, link-lists, compression, images
Front-End Performance 2021: Build Optimizations (vit/sma)428
checklists, link-lists, building
Front-End Performance 2021: Delivery Optimizations (vit/sma)427
checklists, link-lists
Testing Performance (kel)426
testing
HTML and CSS Techniques to Reduce Your JavaScript (per)425
html, css, javascript
Continuous Performance Analysis With Lighthouse CI and GitHub Actions (css)424
lighthouse, github-actions
Optimizing Image Depth (mey/css)423
images, quality, optimization
Page Weight (htt)422
web-almanac, studies, research, metrics
Time to Say Goodbye to Google Fonts: Cache Performance421
google, fonts, caching
Ruthlessly Eliminating Layout Shift on netlify.com (zac)420
netlify, web-vitals, optimization
Best Practices for Inclusive Textual Websites419
security, accessibility, best-practices
Measuring Core Web Vitals With Sentry (fon/css)418
web-vitals, tooling
Warp: Improved JS Performance in Firefox 83 (jan/moz)417
firefox, browsers, javascript, spidermonkey, javascript-engines
The What, Why, and How of Using a Skeleton Loading Screen (tre)416
placeholders, react
Core Web Vitals: A Guide to Google’s Web Performance Metrics (cra)415
guides, google, web-vitals
Signed Exchanges (SXGs) (twi)414
authentication, signed-exchanges, web-packaging
How to Create High-Performance CSS Animations (rac)413
how-tos, css, animations
Reducing the Site Speed Impact of Third-Party Tags412
embed-code
Enforcing Performance Budgets With Webpack (css)411
performance-budgets, webpack
AVIF Has Landed (jaf)410
images, avif, quality, jpeg, webp, svg, png, comparisons
Loading Third-Party JavaScript (add)409
javascript
Performance Is an Issue of Equity (clo)408
accessibility
Lazy Loading Images in Svelte (css)407
images, lazy-loading, svelte
Methods of Improving and Optimizing Performance in React Apps (sma)406
react, optimization
We Need More Inclusive Web Performance Metrics (sco)405
metrics, dei
How I Used Brotli to Get Even Smaller CSS and JavaScript Files at CDN Scale (css)404
compression, brotli
5 Projects to Help You Master Modern CSS (cra)403
css, print, forms
Core Web Vitals (chr/css)402
web-vitals, metrics
On Fixed Elements and Backgrounds (hui)401
css, backgrounds, positioning, scrolling
Speed Up Google Fonts (css)400
google, fonts
The Need for Speed, 23 Years Later (nng)399
user-experience, history
Maybe You Don’t Need That SPA398
single-page-apps, javascript, react, marko
prerender.js (chr/css)397
libraries
Introducing Web Vitals: Essential Metrics for a Healthy Site396
introductions, web-vitals, metrics
Real-World Effectiveness of Brotli (css)395
compression, brotli, comparisons
The Cost of JavaScript Frameworks (tka)394
javascript, frameworks, metrics, jquery, vuejs, angular, react
Start Render: The Web Performance Metric That Heralds the End of the Blank Page393
metrics, web-vitals
Performance Tips: Minifying HTML, CSS, and JS392
videos, html, css, javascript, minification, tips-and-tricks
Setting Height and Width on Images Is Important Again (tun/sma)391
html, images, web-vitals
Improving Perceived Performance With the CSS “font-display” Property (the)390
css, fonts
Encrypting DNS Query Bad for Performance? (erw)389
dns, http, encryption, security
Page Builders Might Not Be a Good Idea (cit)388
maintainability, consistency, quality
Do This to Improve Image Loading on Your Website (fon/css)387
images, html
Google Tag Manager vs. Page Speed: The Impact and How to Improve386
google, tag-management, analytics, optimization
The Web in 2020: Extensibility and Interoperability (una/css)385
web-platform, extensibility, interoperability, houdini, variable-fonts, custom-properties, logical-properties, web-components, media-queries
Should You Self-Host Google Fonts? (tun)384
fonts, google, self-hosting
Improving Site Performance With Webpack Tree Shaking383
optimization, webpack, tree-shaking
Performance Budgets, Pragmatically (css)382
performance-budgets
Putting Devs Before Users: How Frameworks Destroyed Web Performance381
frameworks, developer-experience
An HTML Optimizer’s Config for HTML Minifier (j9t)380
html, html-minifier, minification, optimization, configuration, minimalism
How Do You Remove Unused CSS From a Site? (chr/css)379
css, tooling
Stop Using Ridiculously Low DNS TTLs (jed)378
dns, content-delivery, load-balancing
Speed Up Your Website With WebP (sma)377
optimization, webp, images
A Guide to Optimizing Images for Mobile (sma)376
guides, images, optimization, mobile
On Writing Better Markup (j9t)375
html, quality, maintainability, terminology
Workflow Considerations for Using an Image Management Service (chr/css)374
images, tooling, content-delivery
Recipes for Performance Testing Single Page Applications in Webpagetest (pha/css)373
testing, single-page-apps, tooling, webpagetest
Some HTML Is “Optional” (chr/css)372
html, standards
Faster Image Loading With Embedded Image Previews (sma)371
images, lazy-loading, techniques, javascript
Other Ways to SPAs (chr/css)370
single-page-apps, tooling
Lazy Load Embedded YouTube Videos (chr/css)369
youtube, lazy-loading, embed-code
Optional HTML: Everything You Need to Know (j9t)368
html, minimalism
Accessibility and Web Performance Are Not Features, They’re the Baseline (fon/css)367
accessibility, amp, user-experience
Handling Unused CSS in Sass to Improve Performance (sma)366
css, sass, optimization
What CMS to Use for Optimale TTFB (and Site Speed?) (erw)365
content-management, metrics, wp-engine, automattic
I Used the Web for a Day on a 50 MB Budget (sma)364
mobile
How Google Pagespeed Works: Improve Your Score and Search Engine Ranking (ben/css)363
google, tooling, lighthouse, seo
Browsers Are Pretty Good at Loading Pages, It Turns Out362
javascript, rendering, browsers
The Simplest Way to Load CSS Asynchronously (sco)361
css, asynchronicity
Shifting the Performance Burden (sco)360
Optimizing Google Fonts Performance (sma)359
google, fonts, optimization
How to Increase Your Page Size by 1,500% With Webpack and Vue (bur/css)358
webpack, vuejs
The Problem With Web Development Checklists, or: The Frontend Checklist, Revised (j9t)357
checklists, html, accessibility, seo, social-media
Responsible JavaScript (mal/ali)356
javascript, tree-shaking, code-splitting, embed-code, transpiling, tooling
Image Optimization in WordPress (sma)355
wordpress, images, optimization
Self-Host Your Static Assets (css)354
self-hosting, caching
Characteristics of a Strong Performance Culture (tka)353
culture, principles
Understanding Image Compression: Tooling and Context (j9t)352
images, compression, tooling
The Scoville Scale of Web Font Loading Opinions (zac/btc)351
videos, fonts
Browser Resource Hints: “preload”, “prefetch”, and “preconnect” (mat/deb)350
hints, html, http-headers, http, preloading
Optimizing Performance With Resource Hints (dre/sma)349
hints, optimization
The Serif Tax (chr/css)348
fonts, ttf
Improving Perceived Performance With the Link “rel=preconnect” HTTP Header (and)347
http, http-headers, hints
“Cache-Control” for Civilians (css)346
caching, http
How to Avoid DOM Blocking in JavaScript (cra)345
how-tos, dom, javascript
Rendering on the Web (add+)344
server-side-rendering, client-side-rendering, rendering, hydration, seo
8 Reasons Why You’re Doing SEO Wrong (erw)343
seo
HTML and Performance: Leave Out Optional Tags and Quotes (j9t)342
html
The Ethics of Web Performance (tka)341
ethics, accessibility
The Elements of UI Engineering (dan)340
user-experience, consistency, navigation, prioritization, accessibility, internationalization, resilience
Static vs. Server Rendering339
rendering, comparisons, react
Speed Up Next-Page Navigations With Prefetching (add)338
hints, html, http-headers, http, webpack
Keeping Sass Simple and Speedy on Eleventy (phi)337
sass, eleventy
On Visions for Performance, or: Performance Optimization Is a Process (j9t)336
optimization, outlooks, processes
Tips to Help You Write Faster MySQL Queries335
mysql, databases, tips-and-tricks
Front-End Developers Have to Manage the Loading Experience (chr/css)334
user-experience
Performance Rule #1: Do What You Need to Do—But Not More (j9t)333
simplicity
PageSpeed Insights, Now Powered by Lighthouse (che+)332
tooling, lighthouse
Improve Animated GIF Performance With HTML5 Video (sma)331
images, gif, multimedia
Performance Budgets 101330
introductions, performance-budgets, metrics
A Netflix Web Performance Case Study (add)329
netflix, case-studies
Reduce JavaScript Payloads With Code Splitting (mal)328
javascript, code-splitting
A Guide to Caching in WordPress327
guides, wordpress, caching, plugins
How to Configure Lighthouse for Balanced Quality Websites (j9t)326
how-tos, lighthouse, configuration, quality
A Minimal JavaScript Setup (css)325
javascript, conventions, naming, scope, maintainability, examples
Chrome’s Noscript Intervention (tka)324
chrome, browsers, javascript, mobile
20 Tips for Optimizing CSS Performance (cra)323
css, optimization, tips-and-tricks
Variable Fonts: What They Are, and How to Use Them322
how-tos, fonts, variable-fonts
Browser Painting and Considerations for Web Performance (css)321
browsers, browser-engines, painting, rendering
Slow Websites (geo/css)320
performance-budgets
The Cost of JavaScript in 2018 (add)319
javascript, code-splitting, lazy-loading, performance-budgets, bundling
HTTP/2: The Difference Between HTTP/1.1, Benefits, and How to Use It318
protocols, http, comparisons
Delivering WordPress in 7 KB (css)317
wordpress, themes
HTTP/2: Background, Performance Benefits, and Implementations316
protocols, http
Improving Performance Perception: On-Demand Image Resizing (swa)315
optimization, images, resizing, html
Tips for Writing Better Performing PHP Code314
php, tips-and-tricks
How I Dropped 250 KB of Dead CSS Weight With PurgeCSS (sar)313
css, purgecss
The Four Big Ways Jetpack Helps With Image Performance (css)312
wordpress, plugins, images
Here’s the Thing About “Unused CSS” Tools (chr/css)311
css, quality, tooling
7 Performance Tips for Jank-Free JavaScript Animations310
javascript, animations, tips-and-tricks
Making Your Website Faster and Safer With Cloudflare309
caching, security, cloudflare
How Do You Know Your Website Is a Success? (sma)308
product-management, strategies, metrics, user-experience, content, microcontent, navigation, testing
Page Transitions for Everyone (css)307
design, user-experience, animations, transitions, caching
Introducing Last Painted Hero (spe)306
introductions
How Fast Is AMP Really? (tka)305
amp, metrics
Three Techniques for Performant Custom Font Usage (oll/css)304
fonts, techniques, flash-of-x
AMP News (chr/css)303
amp, community
Website Performance—Does Your Hosting Plan Matter?302
hosting
Why Fast Matters (css/btc)301
videos, economics
Finding Dead CSS (css)300
css, maintenance
How to Optimize CSS and JS for Faster Sites299
how-tos, css, javascript, minification, optimization
SYN Packet Handling in the Wild298
tcp, protocols, network
Performance of CSS Selectors Is Still Irrelevant (j9t)297
css, selectors
Progressive Web Apps: A Crash Course296
crash-courses, web-apps, progressive-web-apps, lighthouse
Optimizing CSS: Tweaking Animation Performance With DevTools295
css, animations, optimization, dev-tools, browsers, firefox
On Big Picture Thinking in Web Development (j9t)294
user-experience, maintainability, consistency, accessibility, outlooks
How to Optimize SQL Queries for Faster Sites293
how-tos, sql, mysql, databases, caching, optimization
Understanding the “Vary” Header (sma)292
http, http-headers, caching
The Front-End Checklist (the)291
websites, checklists, html, css, javascript, images, accessibility, seo
The State of the Web (fox)290
web
Using the Paint Timing API (mal/css)289
apis, time, painting, rendering, javascript
(Now More Than Ever) You Might Not Need jQuery (oll/css)288
jquery, javascript, ajax, comparisons, examples
Three Reasons Why You Should Care About Google Lighthouse (fox/cal)287
lighthouse, google
What Is the Future of Front End Web Development? (chr/css)286
outlooks, user-experience, javascript, documentation, native, web, urls, css, preprocessors, html, building, tooling
What We Talk About When We Talk About Web Performance (btc)285
videos
Let the Content Delivery Network Optimize Your Images (jon/sma)284
content-delivery, images, optimization
Optimizing Web Fonts for Performance: The State of the Art283
fonts, optimization
Brotli and Static Compression (mal/css)282
compression, brotli, gzip, comparisons
What Are Performance Budgets and Why You Should Use One281
performance-budgets
A Comprehensive Guide to HTTP/2 Server Push (mal/sma)280
guides, http, protocols, servers
Guetzli, Google’s New JPEG Encoder (tel)279
images, jpeg, compression, tooling
AMP and the Web (tka)278
amp, web-platform, web
Considering How We Use HTTP/2 (mal/ali)277
optimization, http, protocols
Using HTTP/2 Responsibly: Adapting for Users (mal/ali)276
http, protocols, support, servers
11 Tips to Optimize JavaScript and Improve Website Loading and Rendering Speeds275
javascript, optimization, minification, compression, caching
The Web, Worldwide (tka)274
websites, metrics
A Checklist for Website Reviews (hcr)273
checklists, browsers, seo, accessibility, security
Performant Parallaxing (aer)272
scrolling, css, effects, parallax, positioning
Performance: Shame, Hope, Nuance, and Interesting Problems (bka)271
The Joy of Optimizing (una/btc)270
videos, images, optimization
Web Packaging Format269
web-packaging
Next Generation Server Compression With Brotli (mal/sma)268
compression, brotli, gzip, comparisons
When Is the Right Time to Think About Web Performance? (fon/css)267
processes
High Performance SVGs (sar/css)266
svg, images, tooling, optimization
The Performance Benefits of “rel=noopener” (jaf)265
html, links, security
Ways You Need to Tell the Browser How to Optimize (chr/css)264
browsers, css, optimization
Accessibility and Performance (mar)263
accessibility, javascript, optimization
Service Workers and PWAs: It’s About Reliable Performance, Not “Offline” (sli)262
web-apps, progressive-web-apps, web-workers, javascript, reliability
6 SEO Trends to Watch for in 2016261
trends, seo, content, marketing, mobile, social-media
How to Optimize Mobile Performance (sma)260
how-tos, mobile, optimization, performance-budgets, content-management, caching, testing
CPP: A Standardized Alternative to AMP (tka)259
amp, policies
Critical Metric: Critical Resources258
metrics, css, javascript
Lazy-Loading Images: How Not to Really Annoy Your Users257
images, lazy-loading, jquery
Why You Should Choose Your Own HTTPS (hel)256
http, content-delivery, tooling, cloudflare
10 Web Predictions for 2016 (cra)255
web, outlooks, security, site-generators, browsers, css, mobile, webassembly, seo
The Problem With Progressive Enhancement254
progressive-enhancement, javascript, resilience
Critical Web Fonts (zac)253
fonts, css, flash-of-x, critical-path, metrics
The Cost of Frameworks Recap (chr/css)252
frameworks
JavaScript Frameworks and Mobile Performance251
javascript, frameworks, mobile
Loading Web Fonts With the Web Font Loader (fon/css)250
fonts, flash-of-x, user-experience
Design + Performance (zem/btc)249
videos, design, user-experience
HTTP/2: The Pros, the Cons, and What You Need to Know248
protocols, http
Performance Budgets in Action (spe)247
performance-budgets
Using Web Fonts the Best Way (in 2015) (hel)246
fonts
AMP and Incentives (tka)245
amp, web
Introducing RAIL: A User-Centric Model for Performance (pau/sma)244
introductions, metrics, user-experience
Factors Affecting Website Performance243
network, browsers, memory, servers, images, multimedia
Preloading Images in Parallel With Promises (kit)242
javascript, promises, images, preloading
Delivering Responsibly (sco/btc)241
videos, usability, accessibility, sustainability
10 Common Mistakes Web Developers Make240
mistakes, html, css, javascript, career
5 Easy Performance Tweaks for Node.js Express (cra)239
nodejs, express, optimization, compression
Strategies for Cache-Busting CSS (chr/css)238
css, caching, tooling, strategies
Understanding Critical CSS (sma)237
css, critical-path
Mastering Image Optimization in WordPress236
wordpress, images, optimization
React + Performance = ? (aer)235
react, metrics
Page Bloat Update: The Average Web Page Is More Than 2 MB in Size (tam)234
metrics, comparisons
Performance Tools (fon/css)233
tooling, content-delivery, testing, dev-tools, images, css, javascript, optimization, link-lists
Choosing Performance (tka)232
facebook+meta
Advanced Performance Audits With DevTools (pau)231
auditing, browsers, dev-tools
Tour of a Performant and Responsive CSS Only Site (css)230
css, parallax, effects, case-studies
Planning for Performance (sco/ali)229
Performance Budget Metrics (tka)228
performance-budgets, metrics
Progress Indicators Make a Slow System Less Insufferable (nng)227
progress-indicators, user-experience, design
The Perception of Performance (lou)226
user-experience
Image Optimization Services (gri/clo)225
images, optimization, link-lists
JS Parse and Execution Time (tka)224
javascript, parsing, metrics
How a New HTML Element Will Make the Web Faster (ars)223
html, images, responsive-design
What I’d Tell My Younger Self About Learning Development as a Web Designer222
learning, programming, javascript, databases, servers, preprocessors, version-control, security, career
Minimising Font Downloads (jaf)221
fonts, css, optimization, support, browsers
Faster YouTube Embeds With JavaScript220
embed-code, youtube, javascript
Introduction to the Resource Timing API219
introductions, time, apis, javascript
Authoring Critical Above-the-Fold CSS (css)218
css, sass, asynchronicity
Optimizing WordPress Performance With P3217
wordpress, optimization, plugins
Pixels Are Expensive (aer)216
rendering, painting
Speed Up Your WordPress Site215
wordpress, tooling
How to Speed Up WordPress (sma)214
how-tos, wordpress
Cache Invalidation Strategies With Varnish Cache (per/sma)213
caching, tooling
WordPress Performance Improvements That Can Go Wrong (sma)212
wordpress, plugins
Grunt and Gulp Tasks for Performance Optimization211
yeoman, grunt, gulp, tooling, optimization
Controlling Heavy Weight Websites210
user-experience, case-studies
Nine Things to Expect From HTTP/2 (mno)209
http, protocols, network
Web Performance Tricks—Beyond the Basics (swa)208
tips-and-tricks, html, css, optimization, link-lists
Packaging on the Web (jen+/tag)207
web-packaging
The Complete Guide to Reducing Page Weight (cra)206
guides, compression, caching, content-delivery, minification
Responsive HTML5 Apps: Write Once, Run Anywhere? Where Is Anywhere? (wir)205
html, web-apps, responsive-design, multimedia
Avoiding the 300 ms Click Delay, Accessibly (tka)204
touch, events, accessibility
Flexbox Layout Isn’t Slow (pau)203
css, flexbox, layout
Performance Matters (ali)202
w3c
SEO Strategies for Designers201
seo, strategies, urls, metadata