Tools & Wizards About Us

Report Summary

  • 79

    Performance

    Renders faster than
    85% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

qcustomplot.com

Qt Plotting Widget QCustomPlot - Introduction

Page Load Speed

2.4 sec in total

First Response

298 ms

Resources Loaded

1.8 sec

Page Rendered

330 ms

About Website

Visit qcustomplot.com now to see the best up-to-date Q Custom Plot content for China and also check out these interesting facts you probably never knew about qcustomplot.com

QCustomPlot is a Qt C++ widget for plotting. This plotting library focuses on making good looking, publication quality 2D plots, graphs and charts, as well as offering high performance for realtime vi...

Visit qcustomplot.com

Key Findings

We analyzed Qcustomplot.com page load time and found that the first response time was 298 ms and then it took 2.1 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

qcustomplot.com performance score

79

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

59/100

10%

LCP (Largest Contentful Paint)

Value4.4 s

40/100

25%

SI (Speed Index)

Value3.1 s

93/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.045

99/100

15%

TTI (Time to Interactive)

Value3.9 s

88/100

10%

Network Requests Diagram

qcustomplot.com

298 ms

www.qcustomplot.com

542 ms

css

33 ms

layout.min.css

101 ms

shCoreDefault_qcp.min.css

200 ms

Our browser made a total of 37 requests to load all elements on the main page. We found that 86% of them (32 requests) were addressed to the original Qcustomplot.com, 11% (4 requests) were made to Fonts.gstatic.com and 3% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (575 ms) belongs to the original domain Qcustomplot.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 45.0 kB (14%)

Content Size

324.8 kB

After Optimization

279.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Qcustomplot.com main page is 324.8 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 25% of websites need less resources to load. Images take 271.0 kB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 8.4 kB

  • Original 11.4 kB
  • After minification 11.2 kB
  • After compression 3.0 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 8.4 kB or 73% of the original size.

Image Optimization

-3%

Potential reduce by 8.8 kB

  • Original 271.0 kB
  • After minification 262.2 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. Q Custom Plot images are well optimized though.

JavaScript Optimization

-49%

Potential reduce by 9.9 kB

  • Original 20.4 kB
  • After minification 20.0 kB
  • After compression 10.5 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 9.9 kB or 49% of the original size.

CSS Optimization

-81%

Potential reduce by 17.9 kB

  • Original 22.0 kB
  • After minification 22.0 kB
  • After compression 4.2 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. Qcustomplot.com needs all CSS files to be minified and compressed as it can save up to 17.9 kB or 81% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

31

After Optimization

31

  • Images
  • JavaScript
  • CSS

The browser has sent 31 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Q Custom Plot. According to our analytics all requests are already optimized.

Network Requests Diagram

Accessibility Review

qcustomplot.com accessibility score

78

Accessibility Issues

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

qcustomplot.com 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

SEO Factors

qcustomplot.com SEO score

85

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

Image elements do not have [alt] attributes

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 doesn't use legible font sizes

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 Qcustomplot.com 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 Qcustomplot.com 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 description is not detected on the main page of Q Custom Plot. 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: