| Performant Parallaxing (aer/dev) | | 200 |
| scrolling, css, effects, parallax, positioning |
| Performance: Shame, Hope, Nuance, and Interesting Problems (bka) | | 199 |
|
| The Joy of Optimizing (una/btc) | | 198 |
| videos, images, optimization |
| Web Packaging Format | | 197 |
| web-packaging |
| Next Generation Server Compression With Brotli (mal/sma) | | 196 |
| compression, brotli, gzip, comparisons |
| When Is the Right Time to Think About Web Performance? (fon/css) | | 195 |
| processes |
| High Performance SVGs (sar/css) | | 194 |
| svg, images, tooling, optimization |
| The Performance Benefits of “rel=noopener” (jaf) | | 193 |
| html, links, security |
| Ways You Need to Tell the Browser How to Optimize (chr/css) | | 192 |
| browsers, css, optimization |
| Accessibility and Performance (mar) | | 191 |
| accessibility, javascript, optimization |
| Service Workers and PWAs: It’s About Reliable Performance, Not “Offline” (sli) | | 190 |
| web-apps, progressive-web-apps, web-workers, javascript |
| 6 SEO Trends to Watch for in 2016 | | 189 |
| trends, seo, content, marketing, mobile, social-media |
| How to Optimize Mobile Performance (sma) | | 188 |
| how-tos, mobile, optimization, performance-budgets, content-management, caching, testing |
| CPP: A Standardized Alternative to AMP (tka) | | 187 |
| amp, google, policies |
| Critical Metric: Critical Resources | | 186 |
| metrics, css, javascript |
| Lazy-Loading Images: How Not to Really Annoy Your Users | | 185 |
| images, lazy-loading, jquery |
| 10 Web Predictions for 2016 (cra) | | 184 |
| web, outlooks, security, site-generators, browsers, css, mobile, webassembly, seo |
| Why You Should Choose Your Own HTTPS (hel) | | 183 |
| http, content-delivery, tooling, cloudflare |
| The Problem With Progressive Enhancement | | 182 |
| progressive-enhancement, javascript, resilience |
| The Cost of Frameworks Recap (chr/css) | | 181 |
| frameworks |
| Loading Web Fonts With the Web Font Loader (fon/css) | | 180 |
| fonts, flash-of-x, user-experience |
| JavaScript Frameworks and Mobile Performance | | 179 |
| javascript, frameworks, mobile |
| Design + Performance (zem/btc) | | 178 |
| videos, design, user-experience |
| HTTP/2: The Pros, the Cons, and What You Need to Know | | 177 |
| protocols, http |
| Performance Budgets in Action (spe) | | 176 |
| performance-budgets |
| Using Web Fonts the Best Way (in 2015) (hel) | | 175 |
| fonts |
| AMP and Incentives (tka) | | 174 |
| amp, google, web |
| Introducing RAIL: A User-Centric Model for Performance (pau/sma) | | 173 |
| introductions, metrics, user-experience |
| Factors Affecting Website Performance | | 172 |
| network, browsers, memory, servers, images, multimedia |
| Delivering Responsibly (sco/btc) | | 171 |
| videos, usability, accessibility, sustainability |
| 10 Common Mistakes Web Developers Make | | 170 |
| mistakes, html, css, javascript, career |
| 5 Easy Performance Tweaks for Node.js Express (cra) | | 169 |
| nodejs, express, optimization, compression |
| Strategies for Cache-Busting CSS (chr/css) | | 168 |
| css, caching, tooling, strategies |
| Understanding Critical CSS (sma) | | 167 |
| css |
| Mastering Image Optimization in WordPress | | 166 |
| wordpress, images, optimization |
| React + Performance = ? (aer) | | 165 |
| react, metrics |
| Performance Tools (fon/css) | | 164 |
| tooling, content-delivery, testing, dev-tools, images, css, javascript, optimization, link-lists |
| Choosing Performance (tka) | | 163 |
| facebook+meta |
| Advanced Performance Audits With DevTools (pau) | | 162 |
| auditing, browsers, dev-tools |
| Tour of a Performant and Responsive CSS Only Site (css) | | 161 |
| css, parallax, effects, case-studies |
| Planning for Performance (sco/ali) | | 160 |
|
| Performance Budget Metrics (tka) | | 159 |
| performance-budgets, metrics |
| The Perception of Performance (lou) | | 158 |
| user-experience |
| Image Optimization Services (gri/clo) | | 157 |
| images, optimization, link-lists |
| JS Parse and Execution Time (tka) | | 156 |
| javascript, parsing, metrics |
| How a New HTML Element Will Make the Web Faster (ars) | | 155 |
| html, images, responsive-design |
| Minimising Font Downloads (jaf) | | 154 |
| fonts, css, optimization, support, browsers |
| Faster YouTube Embeds With JavaScript | | 153 |
| embed-code, youtube, javascript |
| Introduction to the Resource Timing API | | 152 |
| introductions, apis, javascript |
| Authoring Critical Above-the-Fold CSS (css) | | 151 |
| css, sass, asynchronicity |
| Optimizing WordPress Performance With P3 | | 150 |
| wordpress, optimization, plugins |
| Pixels Are Expensive (aer) | | 149 |
| rendering, painting |
| Speed Up Your WordPress Site | | 148 |
| wordpress, tooling |
| How to Speed Up WordPress (sma) | | 147 |
| how-tos, wordpress |
| Cache Invalidation Strategies With Varnish Cache (per/sma) | | 146 |
| caching, tooling |
| WordPress Performance Improvements That Can Go Wrong (sma) | | 145 |
| wordpress, plugins |
| Grunt and Gulp Tasks for Performance Optimization | | 144 |
| yeoman, grunt, gulp, tooling, optimization |
| Controlling Heavy Weight Websites | | 143 |
| user-experience, case-studies |
| Nine Things to Expect From HTTP/2 (mno) | | 142 |
| http, protocols, network |
| Web Performance Tricks—Beyond the Basics | | 141 |
| tips-and-tricks, html, css, optimization, link-lists |
| Packaging on the Web (jen+/tag) | | 140 |
| web-packaging |
| The Complete Guide to Reducing Page Weight (cra) | | 139 |
| guides, compression, caching, content-delivery, minification |
| Responsive HTML5 Apps: Write Once, Run Anywhere? Where Is Anywhere? (wir) | | 138 |
| html, web-apps, responsive-design, multimedia |
| Avoiding the 300 ms Click Delay, Accessibly (tka) | | 137 |
| events, accessibility |
| Flexbox Layout Isn’t Slow (pau/dev) | | 136 |
| css, flexbox, layout |
| Performance Matters (ali) | | 135 |
| w3c |
| SEO Strategies for Designers | | 134 |
| seo, strategies, urls, metadata |
| Sustainable Web Design (ali) | | 133 |
| sustainability |
| Image Compression for Web Developers (dev) | | 132 |
| images, compression, link-lists |
| Domain Sharding Revisited | | 131 |
| domains, http, protocols |
| WordPress Fragment Caching Revisited (css) | | 130 |
| wordpress, caching, php |
| Progressive Enhancement Is Faster (jaf/sma) | | 129 |
| progressive-enhancement |
| Images Slowing Down Your Site? Try This One Weird Trick! (aer) | | 128 |
| images, javascript |
| Solving Rendering Performance Puzzles (jaf) | | 127 |
| svg, javascript, rendering |
| Does Flexbox Have a Performance Problem? (chr/css) | | 126 |
| css, flexbox, layout |
| On Mobile, Data URIs Are 6× Slower Than Source Linking (New Research) | | 125 |
| mobile, data-urls |
| When the UI Is Too Fast | | 124 |
| usability |
| Say “Yes” to JavaScript (mit) | | 123 |
| javascript, privacy |
| Why We Need Responsive Images (tka) | | 122 |
| images, responsive-design, metrics |
| Creating a Performance Culture | | 121 |
| culture |
| HTML5’s “Performance Issue” Rubbished (cra) | | 120 |
| html |
| No, HTML5 Does Not Have a Performance Issue (pba) | | 119 |
| html |
| Preventing the Performance Hit from Custom Fonts (chr/css) | | 118 |
| fonts, ajax, jquery, lazy-loading |
| jQuery: The Performance of DOM Caching | | 117 |
| jquery, dom, caching |
| Why Is Node.js So Much Faster? (sim) | | 116 |
| nodejs, javascript, asynchronicity |
| Web Technology: 5 Things to Watch in 2013 (sts/cne) | | 115 |
| browsers, standards, images |
| Scrolling Performance (aer/dev) | | 114 |
| scrolling |
| Why Moving Elements With “translate()” Is Better Than “pos:abs top/left” (pau) | | 113 |
| css, animations |
| A Tale of Animation Performance (chr/css) | | 112 |
| css, animations |
| The Perception of Speed | | 111 |
| user-experience, single-page-apps |
| Web Performance: When Millisecond Resolution Just Isn’t Enough (mic) | | 110 |
| javascript, apis, metrics |
| Cache Is King | | 109 |
| caching |
| Preferred Caching | | 108 |
| caching, web-apps, internet-explorer, microsoft, browsers |
| Octane: The JavaScript Benchmark Suite for the Modern Web (dev) | | 107 |
| javascript, testing, support, v8, tooling |
| Loading Half a Billion Rows Into MySQL | | 106 |
| mysql, databases |
| Building a High Performance Website | | 105 |
| metrics, processes, optimization |
| The Performance Golden Rule | | 104 |
| principles |
| Google Wants Faster TCP | | 103 |
| google, tcp, protocols |
| Use PHP Flush to Improve Site Loading Speed | | 102 |
| php, flushing |
| Reduce Your jQuery Script Loading Times | | 101 |
| jquery, embed-code |
| HTML5, CSS3, and DOM Performance (pau/goo) | | 100 |
| videos, html, css, dom |
| CSS3 vs. CSS: A Speed Benchmark (sma) | | 99 |
| css, comparisons, metrics |
| Evolution of Script Loading | | 98 |
| html, javascript, asynchronicity |
| Speed Up Your Website With PHP Buffer Flushing (cra) | | 97 |
| php, flushing |
| Performance Mythbusters (tka) | | 96 |
| optimization, myths |
| Improve JavaScript Performance | | 95 |
| javascript, optimization |
| Why We Don’t Have a Parent Selector (jus) | | 94 |
| css, selectors |
| The Need for Speed… Why Slow Page Load Times Matter (and) | | 93 |
| slides |
| High-Performance String Concatenation in JavaScript (cra) | | 92 |
| javascript, strings |
| Delay Loading the Print Stylesheet (bel) | | 91 |
| css, print, javascript |
| Frontend SPOF | | 90 |
| html, javascript, css, fonts |
| Efficiently Rendering CSS (chr/css) | | 89 |
| css, selectors, rendering |
| Performance Toolbelt: Page Speed (tka) | | 88 |
| tooling |
| Slow Kills (tel) | | 87 |
| google |
| 9 Causes of Web Page Obesity (cra) | | 86 |
| embed-code, compression, optimization |
| Better JavaScript Minification (nza/ali) | | 85 |
| javascript, minification |
| Data URIs (chr/css) | | 84 |
| data-urls |
| Are You Loosing Traffic by Poor Website Performance? (cod/sma) | | 83 |
| traffic, techniques, tooling, link-lists |
| JavaScript Gzip Compression in WordPress: What’s Possible and What Hurts (lyz/clo) | | 82 |
| php, javascript, compression, gzip, wordpress |
| Reducing the File Size of HTML Documents (j9t/goo) | | 81 |
| html, optimization |
| PHP Performance Tips (goo) | | 80 |
| php, tips-and-tricks |
| How Gzip Compression Works (goo) | | 79 |
| compression, gzip |
| CSS: Using Every Declaration Just Once (j9t/goo) | | 78 |
| css, maintainability |
| Simplifying CSS Selectors | | 77 |
| css, selectors |
| Flushing the Document Early | | 76 |
| flushing |
| Don’t Use “@ import” | | 75 |
| css |
| Performance of CSS Selectors Is Irrelevant (j9t) | | 74 |
| css, selectors |
| Performance Impact of CSS Selectors | | 73 |
| css, selectors, metrics |
| Performance and RFC 2396 (j9t) | | 72 |
| links |
| The Performance Cost of the HTML Tree Builder (hsi) | | 71 |
| html, parsing, metrics |
| 15 Tools to Help You Develop Faster Web Pages | | 70 |
| tooling, browser-extensions, link-lists |
| 10 Principles of Effective Web Design (vit/sma) | | 69 |
| principles, design, usability, simplicity, whitespace, conventions, testing |
| Fallacies of Distributed Computing Explained (arn) | | 68 |
| architecture, network |
| Web Standards Do—the Way of Web Standards (oli/w3c) | | 67 |
| standards, html, semantics, http, content-negotiation, caching, xml, xhtml, testing, processes, urls, redirecting |
| Load Time, the UX Factor: Facts and Measures (j9t) | | 66 |
| user-experience |
| Delay Loading Your Print CSS (sto) | | 65 |
| css, print |
| Dynamically Loading Google Analytics (mar) | | 64 |
| javascript, google, analytics |
| The Case for Registering Multiple Domains | | 63 |
| domains, http |
| JavaScript Loop Test | | 62 |
| javascript, browsers, metrics |
| Ten Steps to a More User Friendly Website | | 61 |
| flash, images, compression, link-rot, html, conformance, browsers, support, navigation, readability, quality |
| Apache Performance Testing | | 60 |
| servers, apache, testing |
| 5 Questions for Your Web Development Team (joh) | | 59 |
| mobile, legal, accessibility, maintainability, extensibility, search |
| CSS Sprites: Image Slicing’s Kiss of Death (dav/ali) | | 58 |
| css, images, sprites |
| Is Bloated CSS the New HTML? (jus) | | 57 |
| css, caching |
| By Logical Extension (bee) | | 56 |
| css, selectors |
| 12 Steps to Faster Flash | | 55 |
| flash |
| Effects of CSS-Based Design (dav) | | 54 |
| html, css, conformance |
| Checking Unix Server Performance | | 53 |
| servers, unix-like |
| Improving Web Page Loading | | 52 |
| optimization, tables, javascript |
| Cache or Check? | | 51 |
| caching, comparisons |
| Exchanging Information With a Server Without Reloading Your HTML Page | | 50 |
| html, javascript |
| When Web Pages Don’t Work | | 49 |
| user-experience, navigation, graceful-degradation, usability, design, testing |
| The 60 Second Battle: Keeping the Visitor | | 48 |
| user-experience, user-conversion |
| Reduce Network Traffic With Web Caching | | 47 |
| network, traffic, caching |
| Who Commits the “Top Ten Mistakes” of Web Design? | | 46 |
| design, usability, mistakes |
| W3C Unveils a Cure for Web Crawl | | 45 |
| w3c, protocols, http, crawling |
| HTTP Further Clogs Congested Arteries | | 44 |
| http, protocols |
| Website Performance Comparer | | 43 |
| tools, analysis, comparisons |
| Website Performance Analyzer (Treo) | | 42 |
| tools, analysis, web-vitals |
| Brotli Checker | | 41 |
| tools, analysis, compression, brotli |
| Web Vitals Analyzer (EXPERTE.com) | | 40 |
| tools, analysis, web-vitals |
| Website Performance Bulk Analyzer | | 39 |
| tools, analysis, web-vitals |
| Website Performance Analyzer (DebugBear) (deb) | | 38 |
| tools, analysis, web-vitals |
| WebPageTest Report Frustration Calculator | | 37 |
| tools, exploration, user-experience, webpagetest |
| Slow File Download Emulator (css+) | | 36 |
| tools, exploration |
| Performance Budget Calculator (jon) | | 35 |
| tools, exploration, performance-budgets |
| Google Lighthouse Scoring Calculator | | 34 |
| tools, exploration, google |
| Google Lighthouse Report Comparer | | 33 |
| tools, exploration, google, comparisons |
| HAR Analyzer and Visualizer | | 32 |
| tools, exploration, network, visualization |
| Download Time Calculator | | 31 |
| tools, exploration, network |
| Bandwidth Speed Tester (BroadbandUK) | | 30 |
| tools, exploration, network |
| Bandwidth Speed Tester (Bandwidth Place) | | 29 |
| tools, exploration, network |
| Image Compressors | | 28 |
| tools, exploration, images, compression |
| Image Compressor (WebUtils) | | 27 |
| tools, exploration, images, compression |
| Image Compressor (Compressor.io) | | 26 |
| tools, exploration, images, compression |
| CSS Sprite Generator (Toptal) | | 25 |
| tools, exploration, code-generation, css, sprites |
| CSS Sprite Generator (Sprite Cow) | | 24 |
| tools, exploration, code-generation, css, sprites |
| Browser Performance Testers | | 23 |
| tools, exploration, testing, browsers |
| Website Performance Analyzer (WebPageTest) | | 22 |
| tools, analysis, webpagetest |
| Website Performance Analyzer (wattspeed) | | 21 |
| tools, analysis |
| Website Performance Analyzer (Waterfaller) | | 20 |
| tools, analysis |
| Website Performance Analyzer (Uptrends) | | 19 |
| tools, analysis |
| Website Performance Analyzer (Uptime.com) | | 18 |
| tools, analysis |
| Website Performance Analyzer (Pingdom) | | 17 |
| tools, analysis |
| Website Performance Analyzer (PageSpeed) (dev) | | 16 |
| tools, analysis |
| Website Performance Analyzer (KeyCDN) | | 15 |
| tools, analysis |
| Website Performance Analyzer (GTmetrix) | | 14 |
| tools, analysis |
| Website Browser and Location Speed Tester | | 13 |
| tools, analysis, geolocation |
| Web Vitals Analyzer (SpeedVitals) | | 12 |
| tools, analysis, web-vitals |
| Web Vitals Analyzer (Calibre) (cal) | | 11 |
| tools, analysis, web-vitals |
| Load Time Checker | | 10 |
| tools, analysis |
| Load Time and Object Checker | | 9 |
| tools, analysis |
| Image Performance Analyzer | | 8 |
| tools, analysis, images |
| HTML Size Analyzer (deb) | | 7 |
| tools, analysis, html |
| Gzip Checker | | 6 |
| tools, analysis, compression, gzip |
| Gzip and Brotli Checker | | 5 |
| tools, analysis, compression, brotli, gzip |
| CDN Use Checker | | 4 |
| tools, analysis, content-delivery |
| Website Experience Analyzer | | 3 |
| tools, analysis, user-experience, security |
| Website Analyzer (Accessify) | | 2 |
| tools, analysis, quality, optimization |
| Code Quality Checker | | 1 |
| tools, analysis, quality, optimization |
