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Web Performance

All things speed and scalability on the web.

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Measuring Interactivity with TTI: Time To (consistently) Interactive

Measuring Interactivity with TTI: Time To (consistently) Interactive

Reactions 9 Comments
16 min read
Improve HTML and CSS performance

Improve HTML and CSS performance

Reactions 578 Comments 16
5 min read
OffscreenCanvas - Render your graphics off the main thread

OffscreenCanvas - Render your graphics off the main thread

Reactions 12 Comments
5 min read
If you enable "lazy loading" in chrome://flags, your DEV browsing experience will be moderately more efficient πŸ˜„

If you enable "lazy loading" in chrome://flags, your DEV browsing experience will be moderately more efficient πŸ˜„

Reactions 67 Comments 11
1 min read
Knock out your unused CSS

Knock out your unused CSS

Reactions 130 Comments 3
8 min read
Image optimisation

Image optimisation

Reactions 201 Comments 11
10 min read
Web font optimisation

Web font optimisation

Reactions 103 Comments 3
6 min read
Optimising JavaScript

Optimising JavaScript

Reactions 100 Comments 1
6 min read
How to use Preload/Prefetch to boost load time

How to use Preload/Prefetch to boost load time

Reactions 36 Comments
4 min read
How We Created a Multi-site Setup for a Vehicle Marketplace: Part 2

How We Created a Multi-site Setup for a Vehicle Marketplace: Part 2

Reactions 8 Comments
4 min read
Web performance for a Frontend developer

Web performance for a Frontend developer

Reactions 213 Comments 10
4 min read
Google Lighthouse custom audits tutorial

Google Lighthouse custom audits tutorial

Reactions 14 Comments
7 min read
Should I finish loading lazy images while the browser is idle?

Should I finish loading lazy images while the browser is idle?

Reactions 4 Comments
1 min read
When the browser can't take a (preconnect) hint

When the browser can't take a (preconnect) hint

Reactions 13 Comments 3
4 min read
Lazy Loading, faster webpages, SEO friendly

Lazy Loading, faster webpages, SEO friendly

Reactions 59 Comments
8 min read
Optimizing My Stars – PHP Generated SVG vs Canvas

Optimizing My Stars – PHP Generated SVG vs Canvas

Reactions 5 Comments
3 min read
DOM performance case study

DOM performance case study

Reactions 136 Comments 16
9 min read
Variable Fonts on the Web

Variable Fonts on the Web

Reactions 96 Comments 10
4 min read
Web Page Usability Matters

Web Page Usability Matters

Reactions 180 Comments 6
8 min read
State of the Web: Animated GIFs

State of the Web: Animated GIFs

Reactions 5 Comments
5 min read
Accelerate your website with Nginx as a reverse proxy cache

Accelerate your website with Nginx as a reverse proxy cache

Reactions 115 Comments 7
4 min read
Wielding the power of web transparency

Wielding the power of web transparency

Reactions 15 Comments 1
9 min read
We reduced our vendor.js from 210kb to 16kb in about five minutes of work and ten lines of code

We reduced our vendor.js from 210kb to 16kb in about five minutes of work and ten lines of code

Reactions 301 Comments 29
2 min read
Speed up next-page navigations with prefetching

Speed up next-page navigations with prefetching

Reactions 176 Comments 9
4 min read
Lazy Loading Images - The Complete Guide

Lazy Loading Images - The Complete Guide

Reactions 223 Comments 5
16 min read
Front End Development Automation. Part 4

Front End Development Automation. Part 4

Reactions 54 Comments
5 min read
Addy Osmani's 18-Point Web Performance Checklist

Addy Osmani's 18-Point Web Performance Checklist

Reactions 366 Comments 9
1 min read
[Video] Using ML to improve performance with predictive fetching

[Video] Using ML to improve performance with predictive fetching

Reactions 9 Comments
1 min read
[Video] The State of HTTP Headers with Andrew Betts

[Video] The State of HTTP Headers with Andrew Betts

Reactions 11 Comments
1 min read
State of the Web: Top Image Optimization Strategies

State of the Web: Top Image Optimization Strategies

Reactions 25 Comments
7 min read
A step by step guide to monitoring the competition with the Chrome UX Report

A step by step guide to monitoring the competition with the Chrome UX Report

Reactions 96 Comments 35
8 min read
8 new CDN edge locations

8 new CDN edge locations

Reactions 17 Comments 3
3 min read
One hosts file to block them all

One hosts file to block them all

Reactions 52 Comments 12
5 min read
Web cache server HTTP/2 performance benchmark: nuster vs nginx

Web cache server HTTP/2 performance benchmark: nuster vs nginx

Reactions 13 Comments 14
3 min read
[Dogfooding] How Dareboost has benefited from Custom Timings

[Dogfooding] How Dareboost has benefited from Custom Timings

Reactions 8 Comments
4 min read
How to improve web performance By using(Preload, Preconnect, Prefetch)

How to improve web performance By using(Preload, Preconnect, Prefetch)

Reactions 72 Comments 3
2 min read
I Have Beef With Accelerated Mobile Pages

I Have Beef With Accelerated Mobile Pages

Reactions 129 Comments 21
2 min read
How to Improve Web performanceπŸ€˜πŸ€˜πŸš©πŸ”œ

How to Improve Web performanceπŸ€˜πŸ€˜πŸš©πŸ”œ

Reactions 47 Comments
2 min read
Service Workers at Cloudflare

Service Workers at Cloudflare

Reactions 43 Comments 8
2 min read
The hidden components of Web Caching

The hidden components of Web Caching

Reactions 14 Comments
7 min read
Back to static with JAMStack: a paradigm shift for better UX and web performance

Back to static with JAMStack: a paradigm shift for better UX and web performance

Reactions 104 Comments 6
10 min read
Gzip a file in Ruby

Gzip a file in Ruby

Reactions 20 Comments 2
4 min read
So your boutique dev shop needs to handle Super Bowl ad traffic?

So your boutique dev shop needs to handle Super Bowl ad traffic?

Reactions 36 Comments 2
3 min read
Web Performance Fundamentals: what is the Speed Index?

Web Performance Fundamentals: what is the Speed Index?

Reactions 35 Comments
7 min read
SVG-based image lazyloading as a matter of enjoyable UX

SVG-based image lazyloading as a matter of enjoyable UX

Reactions 52 Comments 4
6 min read
Safari now supports Service Workers: What this means (to me at least)

Safari now supports Service Workers: What this means (to me at least)

Reactions 75 Comments 7
3 min read
next.js at Chotot

next.js at Chotot

Reactions 26 Comments
7 min read
Optimize your MP4 video for better performance

Optimize your MP4 video for better performance

Reactions 24 Comments 1
7 min read
Defer scripts to speed up rendering

Defer scripts to speed up rendering

Reactions 30 Comments 2
8 min read
Optimize Images to Reduce Page Weight: File Formats, Tools and RWD

Optimize Images to Reduce Page Weight: File Formats, Tools and RWD

Reactions 29 Comments 9
10 min read
Safari's implementation of srcset is buggy, rendering the whole feature basically useless

Safari's implementation of srcset is buggy, rendering the whole feature basically useless

Reactions 29 Comments 9
2 min read
Pursuing Speed, Pt. 3

Pursuing Speed, Pt. 3

Reactions 2 Comments
5 min read
Ensure secured connections with HSTS (HTTP Strict Transport Security)

Ensure secured connections with HSTS (HTTP Strict Transport Security)

Reactions 22 Comments
5 min read
πŸš€ Introducing Lozad.js: Performant & light lazy loading library

πŸš€ Introducing Lozad.js: Performant & light lazy loading library

Reactions 22 Comments
2 min read
Steps to mitigate 503 errors on dev.to

Steps to mitigate 503 errors on dev.to

Reactions 51 Comments 3
2 min read
Keeping your sites fast with regular performance tests

Keeping your sites fast with regular performance tests

Reactions 3 Comments 1
1 min read
React Reconciliation Rendering Order

React Reconciliation Rendering Order

Reactions 6 Comments
4 min read
Improving Google PageSpeed Score

Improving Google PageSpeed Score

Reactions 10 Comments
4 min read
Web Performance with Android's Battery-Saver Mode - A Review

Web Performance with Android's Battery-Saver Mode - A Review

Reactions 3 Comments
5 min read
What it Takes to Render a Complex Web App in Milliseconds

What it Takes to Render a Complex Web App in Milliseconds

Reactions 261 Comments 21
4 min read
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