CSS - Tricks

FEBRUARY 16, 2021

Serving AVIF is usually good, but it seems less cut-and-dry than WebP was. I’ll totally use it if it’s a free perf win, but if it’s always a good idea, shouldn’t the browser just always do it? You can support CSS-Tricks by being an MVP Supporter. The decoding thing seems weird. Feels like a trend.

Cache 119

Cache Strategy Processing Performance 119

Smashing Magazine

OCTOBER 29, 2019

Speed Up Your Website With WebP. Speed Up Your Website With WebP. Here’s what Google suggests: PageSpeed Insights demonstrates how much storage and bandwidth websites stand to save with WebP. Years ago, Google aimed to put a stop to this problem by creating a next-gen image format called WebP. What is WebP?

Website 72

Website Speed Cache Google 72

Smashing Magazine

JUNE 8, 2021

From AVIF to WebP: A New Smashing Book By Addy Osmani. From AVIF to WebP: A New Smashing Book By Addy Osmani. Ideally, every screen and web browser in the world would display color in exactly the same way. How quickly an image can be decoded determines how soon browsers can show it to the user. Vitaly Friedman.

Media 105

Media Cache Google Best Practices 105

Smashing Magazine

JANUARY 11, 2021

This guide has been kindly supported by our friends at LogRocket , a service that combines frontend performance monitoring , session replay, and product analytics to help you build better customer experiences. Assets Optimizations Brotli, AVIF, WebP, responsive images, AV1, adaptive media loding, video compression, web fonts, Google fonts.

Performance 145

Performance Cache Media Metrics 145

KeyCDN

JUNE 6, 2019

WebP has become a popular image format. Therefore, we’ve developed a solution to even better integrate WebP into our service. We’re happy to announce that WebP Caching has landed! How Does WebP Caching Work? If a request contains the header accept: image/webp the asset will be delivered as WebP.

Cache 81

Cache Servers Website Traffic 81

KeyCDN

SEPTEMBER 12, 2019

WebP conversion is supported with a paid license. File Formats - PNG, JPEG, WebP, and SVG One of the final ways you can optimize images for web performance is to have a good strategy for the file formats you use. However, there are two other formats that you should also be considering, and that is WebP and SVG.

Social Media 106

Social Media Media Google Website 106

KeyCDN

AUGUST 8, 2019

The srcset , sizes , and media attributes allow the and elements to be extended by offering the browser additional information, such as different image sources as well as different display sizes and media conditions. This offers browsers the ability to display a specific image when a rule is met.

Media 68

Media Website Internet Internet 68

Smashing Magazine

APRIL 28, 2021

Image optimization , loading behavior and rendering in the browser require understanding of image formats and image compression techniques, image decoding and browser rendering, image CDNs and adaptive media loading, not to mention effective caching and preloading. Let’s explore how to use WebP images in production today.

Media 92

Media Cache Google Best Practices 92

Smashing Magazine

JANUARY 16, 2023

LCP measures the time it takes for the browser to load the main content in the viewport. Some explanations on the browsers’ behavior for this <img> tag and its attributes, so you can really understand and integrate your LCP image correctly. The sizes attribute tells the browser the intended display width of the image.

Media 104

Media Mobile Website Metrics 104

Smashing Magazine

OCTOBER 14, 2021

Of course you could export images as PNGs, WebP or AVIFs, but ideally we’d want to add “noise” on top of SVGs, so we can always turn and off noise if we wanted to. Chromium-based browsers and Safari have supported it for some years now, Firefox followed just recently. Oct 25 – Nov 8, 2021. CSS Grainy Gradients.

Games 144

Games Design Strategy Code 144

Alex Russell

APRIL 29, 2021

Apple forces developers of competing browsers to use their engine for all browsers on iOS , restricting their ability to deliver a better version of the web platform. Misdirections often derail the debate around browsers, the role of the web, and App Store policies on iOS. No browser is always fastest in every area today.

Media 145

Media Games Education Engineering 145

Smashing Magazine

NOVEMBER 9, 2021

In order to deliver the most optimal version of the image, Cloudinary offers a couple of handy transformations: f_auto : Automatically uses the most suitable image format, including AVIF, WebP, PNG and JPG. Otherwise, it will serve image/webp if supported, or fall back to image/png or image/jpg (or some other format).

Website 103

Website Social Media Media Design 103

MachMetrics

JUNE 18, 2019

Image Formats – JPEG vs PNG vs WebP vs SVG. SVG’s can be animated, and support transparency, but if they contain lots of detail they can be among the larger file sizes. This brings us to WebP. The catch is that is isn’t fully supported by every browser yet. The good news is it’s easy to decide.

Speed 81

Speed Website Social Media Media 81

KeyCDN

JANUARY 16, 2019

Client hints were introduced by Google for Chrome, and other browsers have adopted (or in the process of adopting) them since the HTTP specification was released. All requests that a browser sends to a server includes HTTP request headers. There are a few others, but not all are available in every browser. What Are Client Hints?

Servers 67

Servers Google Website Energy 67

Smashing Magazine

JANUARY 6, 2020

Harry Roberts has published a guide on setting up a Google Sheet to display the impact of third-party scripts on performance, using Request Map , Jonathan Fielding’s Performance Budget Calculator , Katie Hempenius' perf-budget-calculator and Browser Calories can aid in creating budgets (thanks to Karolina Szczur for the heads up).

Performance 145

Performance Cache Network Metrics 145

CSS - Tricks

MAY 27, 2021

That’s because images don’t often complement the text they’re supposed to support and instead hurt users, taking forever to load and blowing up data caps like some sort of performance tax. We have better image formats like WebP (and soon, perhaps, JPEG XL ). You can support CSS-Tricks by being an MVP Supporter.

Website 80

Website Performance Design 80

Smashing Magazine

JANUARY 7, 2019

Jonathan Fielding’s Performance Budget Calculator , Brad Frost’s Performance Budget Builder and Browser Calories can aid in creating budgets (thanks to Karolina Szczur for the heads up). There is a JavaScript library for measuring FID in the browser. Intended as a RUM metric only.

Performance 103

Performance Cache Metrics Network 103

MachMetrics

SEPTEMBER 1, 2020

Did you know that if you’re using CSS to hide images based on the screen size that they’re still being downloaded by the visitor’s browser? Even if it looks fine, making the browser load that large image and then scaling it down to a mobile screen is not a performant solution. Ok, so what’s the problem?

Design 57

Design Media Mobile Website 57

KeyCDN

JULY 11, 2019

There are a number of file types out there that can help in image compression (*cough* WebP *cough*) and they are underutilized… - Matt Shull Images! width=600&quality=70 Combine this with our WebP caching to automatically deliver the highest performing image format. WebP conversion is supported with a paid license.

Speed 52

Speed Website Mobile Latency 52

CSS Wizardry

MARCH 3, 2019

private , on the other hand, is an explicit instruction that only the end recipient of the response (the client , or the browser ) may store a copy of the file. This Cache-Control header tells the browser that it can use this file from the cache for the next 60 seconds without having to worry about revalidating it. with a grace period.

Cache 264

Cache Latency Strategy Servers 264

MachMetrics

JULY 31, 2020

When someone enters your URL and requests your site, their browser will indicate to the web server that it understands compression (and which type it understands). Thankfully, it’s almost universally supported by web servers and all modern browsers and is also fairly easy to set up, as we’ll detail below. Gzip Compression.

Speed 67

Speed Servers Google Tuning 67

Smashing Magazine

AUGUST 23, 2019

This is because modern browsers only allow six simultaneous connections to a domain. In the worst case, the browser will load an image completely before it starts loading the next one. With Ajax, however, this is possible, provided that the server delivering the image supports HTTP Range Requests. positions[1] ?>">

Network 103

Network Servers Programming Code 103

Smashing Magazine

MAY 6, 2019

Yeah, great news, but we’ll have to wait until all browsers support it.”. Other Chromium-based browsers like Opera and Microsoft Edge will also benefit from this development by gaining the same feature in their first update based on Chromium 75. If this was the first thing that crossed your mind, keep reading.

Website 103

Website Best Practices Media Open Source 103

Smashing Magazine

MAY 16, 2022

Server-Timing is uniquely powerful, because it is the only HTTP Response header that supports setting free-form values for a specific resource and makes them accessible from a JavaScript Browser API separate from the Request/Response references themselves. Jump to table of contents ?. Consuming Server-Timing. No References Required.

Servers 92

Servers Monitoring Cache Network 92

KeyCDN

FEBRUARY 14, 2019

Thanks to their simplicity and widespread support, GIF files remain wildly popular despite the dozens of other image and video formats available today. If users have to wait longer for an animated GIF to load than the actual length of the animation, then they are likely to be disappointed and tempted to hit their browser’s back button.

Speed 50

Speed Website Latency Cache 50

Dean Hume

SEPTEMBER 6, 2016

When I built my Progressive Beer App and the Building Great Startup Teams website, I used Service Workers to return different image formats depending on whether the users browser supported them. Image formats such as WebP and JpegXR offer significant file size savings over the traditional formats (JPEG, GIF, PNG).

Website 40

Website Cache Google Code 40

Dean Hume

SEPTEMBER 6, 2016

When I built my Progressive Beer App and the Building Great Startup Teams website, I used Service Workers to return different image formats depending on whether the users browser supported them. Image formats such as WebP and JpegXR offer significant file size savings over the traditional formats (JPEG, GIF, PNG).

Website 40

Website Cache Google Code 40

Dean Hume

SEPTEMBER 6, 2016

When I built my Progressive Beer App and the Building Great Startup Teams website, I used Service Workers to return different image formats depending on whether the users browser supported them. Image formats such as WebP and JpegXR offer significant file size savings over the traditional formats (JPEG, GIF, PNG).

Website 40

Website Cache Google Code 40

KeyCDN

OCTOBER 17, 2019

Options such as JPEG 2000, WebP, and HEIF are all available and have experienced success in one form or another. This new version supports features like “high dynamic range” and “wide color gamut” to make it the most technically advanced form of high quality picture compression. AVIF version 1.0.0

Media 43

Media Internet Internet Speed 43

Dean Hume

JULY 30, 2018

service-worker.js'); } else { console.log('Service Worker functionality not supported.'); } </script> </html> The HTML code above creates a simple web page that displays an image of a dog. The best part about this is that users on older browsers will be none the wiser - this code simply won’t be executed for them.

Network 78

Network Speed Google Mobile 78

KeyCDN

AUGUST 29, 2019

We are also using the plugin because it converts our images to the WebP format. If your image dimensions are too large and should be scaled down for the browser, this recommendation will be triggered. In the settings make sure to check the “Create an additional cached version for WebP image support” setting.

Google 103

Google Cache Speed Analytics 103

Smashing Magazine

JULY 29, 2019

MB , that suggests I’ve got around 29 pages in my budget, although probably a few more than that if I’m able to stay on the same sites and leverage browser caching. If you want to see what was actually downloaded to the browser, switch to the Sources tab and find the document. Performance Tip #5: Give Resource Hints To The Browser.

Cache 96

Cache Google Mobile Network 96

CSS - Tricks

MAY 15, 2019

Most libraries work like this: The initial, server-side HTML response includes an img element without the src attribute so the browser does not load any data. We’ll go over the attribute and its values in just a bit, but let’s first get it working in our browsers so we can check it out together. data-src. <img Search for lazy.

Traffic 58

Traffic Website Network Analytics 58

Speed Curve

JULY 6, 2013

Unfortunately images are often just set to 100% width with the same large image being delivered to all browsers and platforms. Picturefill was an important step in delivering responsive images and David Newton's fork now extends that approach to include WebP and SVG images in the mix you send down the pipe. Picturefill.

Media 40

Media Google Mobile Design 40

Smashing Magazine

OCTOBER 22, 2019

What’s more, responsive websites display images in different sizes depending on the device or browser they’re viewed on. Rely on browser resizing to display your images responsively as it can cause issues. WebPs have been gaining in popularity since Google introduced them in the early 2010s. It’s time-consuming and inefficient.

Mobile 62

Mobile Media Website Storage 62

CSS - Tricks

MAY 3, 2021

It’s just now it’s not a side project anymore, it’s got the support of a company dead-focused on helping developers. image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9", image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9", Linux; Android 6.0.1;

Transportation 86

Transportation Cache Google Mobile 86

Smashing Magazine

JUNE 2, 2021

Of course, a shop needs interactive elements , be it product image zooming, some videos, a countdown to today’s shipping deadline, or a chat window to get in contact with customer support. This way, the file can be cached on the server and in the browser, and no superfluous SVGs will need to be interpreted. Legacy Support.

Performance 115

Performance Cache Website Mobile 115