Tools & Wizards About Us

Report Summary

  • 42

    Performance

    Renders faster than
    61% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 96

    SEO

    Google-friendlier than
    90% of websites

devexpress.dev

.NET UI Controls & Components for Developers of Mobile, Desktop, Web, BI Reporting Apps

Page Load Speed

2.2 sec in total

First Response

34 ms

Resources Loaded

1.1 sec

Page Rendered

1.1 sec

About Website

Welcome to devexpress.dev homepage info - get ready to check Devexpress best content right away, or after learning these important things about devexpress.dev

DevExpress provides best-in-class UI controls, tools, and frameworks for WinForms, ASP.NET, MVC, Blazor, ASP.NET Core, WPF, VCL, Xamarin, and JavaScript developers.

Visit devexpress.dev

Key Findings

We analyzed Devexpress.dev page load time and found that the first response time was 34 ms and then it took 2.2 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

devexpress.dev performance score

42

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

50/100

10%

LCP (Largest Contentful Paint)

Value7.2 s

5/100

25%

SI (Speed Index)

Value4.4 s

74/100

10%

TBT (Total Blocking Time)

Value970 ms

28/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value7.7 s

45/100

10%

Network Requests Diagram

devexpress.dev

34 ms

www.devexpress.com

209 ms

OtAutoBlock.js

44 ms

otSDKStub.js

59 ms

FontsBundle

78 ms

Our browser made a total of 72 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Devexpress.dev, 90% (65 requests) were made to Devexpress.com and 4% (3 requests) were made to Cdn.cookielaw.org. The less responsive or slowest element that took the longest time to load (521 ms) relates to the external source Devexpress.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 354.8 kB (33%)

Content Size

1.1 MB

After Optimization

730.5 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Devexpress.dev 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. 50% of websites need less resources to load. Images take 699.2 kB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 271.9 kB

  • Original 374.5 kB
  • After minification 365.8 kB
  • After compression 102.6 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 271.9 kB or 73% of the original size.

Image Optimization

-12%

Potential reduce by 82.8 kB

  • Original 699.2 kB
  • After minification 616.4 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, Devexpress needs image optimization as it can save up to 82.8 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

-0%

Potential reduce by 57 B

  • Original 11.5 kB
  • After minification 11.5 kB
  • After compression 11.5 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. This website has mostly compressed JavaScripts.

Requests Breakdown

Number of requests can be reduced by 15 (22%)

Requests Now

69

After Optimization

54

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 69 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Devexpress. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

devexpress.dev accessibility score

96

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Links do not have a discernible name

Best Practices

devexpress.dev best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

devexpress.dev SEO score

96

Search Engine Optimization Advices

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Devexpress.dev can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Devexpress.dev main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

Open Graph data is detected on the main page of Devexpress. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: