Report Summary

  • 16

    Performance

    Renders faster than
    30% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    18% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

marketplace.visualstudio.com

Extensions for Visual Studio family of products | Visual Studio Marketplace

Page Load Speed

2.7 sec in total

First Response

142 ms

Resources Loaded

2.1 sec

Page Rendered

448 ms

marketplace.visualstudio.com screenshot

About Website

Welcome to marketplace.visualstudio.com homepage info - get ready to check Marketplace Visual Studio best content for China right away, or after learning these important things about marketplace.visualstudio.com

One place for all extensions for Visual Studio, Azure DevOps Services, Azure DevOps Server and Visual Studio Code. Discover and install extensions and subscriptions to create the dev environment you n...

Visit marketplace.visualstudio.com

Key Findings

We analyzed Marketplace.visualstudio.com page load time and found that the first response time was 142 ms and then it took 2.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

marketplace.visualstudio.com performance score

16

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.4 s

7/100

10%

LCP (Largest Contentful Paint)

Value11.3 s

0/100

25%

SI (Speed Index)

Value14.1 s

1/100

10%

TBT (Total Blocking Time)

Value16,700 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.058

98/100

15%

TTI (Time to Interactive)

Value24.4 s

0/100

10%

Network Requests Diagram

marketplace.visualstudio.com

142 ms

marketplace.visualstudio.com

281 ms

vss-bundle-commoncss-1975725055-vqh-hCNsK_30zVdURpofL1Q==

377 ms

jquery.min.js

31 ms

require.min.js

34 ms

Our browser made a total of 52 requests to load all elements on the main page. We found that 10% of them (5 requests) were addressed to the original Marketplace.visualstudio.com, 33% (17 requests) were made to I1.visualstudiogallery.msdn.s-msft.com and 19% (10 requests) were made to Cdn.vsassets.io. The less responsive or slowest element that took the longest time to load (866 ms) relates to the external source I1.visualstudiogallery.msdn.s-msft.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 797.1 kB (71%)

Content Size

1.1 MB

After Optimization

322.5 kB

In fact, the total size of Marketplace.visualstudio.com main page is 1.1 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. 45% of websites need less resources to load. Javascripts take 667.7 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 135.5 kB

  • Original 156.8 kB
  • After minification 119.9 kB
  • After compression 21.3 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. This page needs HTML code to be minified as it can gain 36.9 kB, which is 24% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 135.5 kB or 86% of the original size.

Image Optimization

-12%

Potential reduce by 10.5 kB

  • Original 86.1 kB
  • After minification 75.6 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, Marketplace Visual Studio needs image optimization as it can save up to 10.5 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-71%

Potential reduce by 473.2 kB

  • Original 667.7 kB
  • After minification 653.1 kB
  • After compression 194.4 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 473.2 kB or 71% of the original size.

CSS Optimization

-85%

Potential reduce by 177.8 kB

  • Original 209.1 kB
  • After minification 208.5 kB
  • After compression 31.2 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. Marketplace.visualstudio.com needs all CSS files to be minified and compressed as it can save up to 177.8 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 14 (31%)

Requests Now

45

After Optimization

31

The browser has sent 45 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Marketplace Visual Studio. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

marketplace.visualstudio.com accessibility score

100

Accessibility Issues

Best Practices

marketplace.visualstudio.com best practices score

50

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

marketplace.visualstudio.com SEO score

69

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Marketplace.visualstudio.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Marketplace.visualstudio.com main page’s claimed encoding is . Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

Open Graph description is not detected on the main page of Marketplace Visual Studio. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: