Access open.xamarin.com. Xamarin App Development with Visual Studio

name

value

score

weighting

FCP (First Contentful Paint)

Value4.6 s

14/100

10%

LCP (Largest Contentful Paint)

Value8.7 s

1/100

25%

SI (Speed Index)

Value5.5 s

54/100

10%

TBT (Total Blocking Time)

Value1,570 ms

13/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value12.5 s

14/100

10%

43 ms

vscom-swimlane.css

20 ms

microsoft-uhf.css

33 ms

vscom-video-player.min.css

35 ms

vscom-feature-hero.min.css

46 ms

Our browser made a total of 113 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Open.xamarin.com, 4% (5 requests) were made to C.s-microsoft.com and 3% (3 requests) were made to Microsoft.com. The less responsive or slowest element that took the longest time to load (237 ms) relates to the external source Microsoft.com.

Content Size

1.0 MB

After Optimization

369.1 kB

In fact, the total size of Open.xamarin.com main page is 1.0 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 70% of websites need less resources to load. Javascripts take 486.3 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 216.8 kB

Original 267.6 kB
After minification 253.4 kB
After compression 50.8 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 216.8 kB or 81% of the original size.

Image Optimization

-18%

Potential reduce by 1.7 kB

Original 9.5 kB
After minification 7.8 kB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Obviously, Open Xamarin needs image optimization as it can save up to 1.7 kB or 18% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-67%

Potential reduce by 325.4 kB

Original 486.3 kB
After minification 486.3 kB
After compression 160.9 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 325.4 kB or 67% of the original size.

CSS Optimization

-39%

Potential reduce by 93.8 kB

Original 243.3 kB
After minification 243.1 kB
After compression 149.5 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Open.xamarin.com needs all CSS files to be minified and compressed as it can save up to 93.8 kB or 39% of the original size.

Requests Now

100

After Optimization

The browser has sent 100 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Open Xamarin. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 68 to 1 for CSS and as a result speed up the page load time.