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demo.scichart.com screenshot

Report Summary

  • 41

    Performance

    Renders faster than
    60% of other websites

  • 92

    Accessibility

    Visual factors better than
    that of 78% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

demo.scichart.com

JavaScript Chart Examples | SciChart.js - Realtime JavaScript Charts

Page Load Speed

1.4 sec in total

First Response

80 ms

Resources Loaded

741 ms

Page Rendered

539 ms

demo.scichart.com screenshot

About Website

Welcome to demo.scichart.com homepage info - get ready to check Demo Sci Chart best content for Switzerland right away, or after learning these important things about demo.scichart.com

Examples for SciChart.js: High Performance JavaScript Charts. Featuring 2D & 3D JavaScript Chart types, performance demos, JavaScript stock charts, Heatmaps, Bubble charts

Visit demo.scichart.com

Key Findings

We analyzed Demo.scichart.com page load time and found that the first response time was 80 ms and then it took 1.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

demo.scichart.com performance score

41

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.1 s

80/100

10%

LCP (Largest Contentful Paint)

Value2.9 s

81/100

25%

SI (Speed Index)

Value6.0 s

47/100

10%

TBT (Total Blocking Time)

Value4,270 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.256

48/100

15%

TTI (Time to Interactive)

Value18.3 s

3/100

10%

Network Requests Diagram

demo.scichart.com

80 ms

gtm.js

67 ms

css2

32 ms

css

42 ms

icon

47 ms

Our browser made a total of 30 requests to load all elements on the main page. We found that 17% of them (5 requests) were addressed to the original Demo.scichart.com, 27% (8 requests) were made to Fonts.gstatic.com and 13% (4 requests) were made to Cdnjs.cloudflare.com. The less responsive or slowest element that took the longest time to load (406 ms) belongs to the original domain Demo.scichart.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 85.6 kB (79%)

Content Size

108.4 kB

After Optimization

22.8 kB

  • HTML
  • JavaScript

In fact, the total size of Demo.scichart.com main page is 108.4 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. 35% of websites need less resources to load. HTML takes 100.2 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 85.3 kB

  • Original 100.2 kB
  • After minification 99.4 kB
  • After compression 15.0 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 85.3 kB or 85% of the original size.

JavaScript Optimization

-4%

Potential reduce by 317 B

  • Original 8.2 kB
  • After minification 8.2 kB
  • After compression 7.8 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 16 (76%)

Requests Now

21

After Optimization

5

  • Images
  • JavaScript
  • CSS

The browser has sent 21 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Demo Sci Chart. 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 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

demo.scichart.com

demo.scichart.com

80 ms

gtm.js

gtm.js

67 ms

css2

css2

32 ms

css

css

42 ms

icon

icon

47 ms

prism-okaidia.min.css

prism-okaidia.min.css

204 ms

prism-line-numbers.min.css

prism-line-numbers.min.css

352 ms

style.css

style.css

20 ms

bundle.js

bundle.js

406 ms

prism.min.js

prism.min.js

218 ms

prism-line-numbers.min.js

prism-line-numbers.min.js

403 ms

scichart-logo-app-bar.svg

scichart-logo-app-bar.svg

84 ms

npm.svg

npm.svg

43 ms

js

js

65 ms

destination

destination

96 ms

insight.min.js

insight.min.js

41 ms

bgejhyrm9f

bgejhyrm9f

92 ms

insight_tag_errors.gif

insight_tag_errors.gif

118 ms

clarity.js

clarity.js

33 ms

diffuser.js

diffuser.js

95 ms

hotjar-1333176.js

hotjar-1333176.js

131 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCtr6Ew-.ttf

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCtr6Ew-.ttf

59 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCtr6Uw-.ttf

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCtr6Uw-.ttf

68 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCu170w-.ttf

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCu170w-.ttf

86 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCuM70w-.ttf

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCuM70w-.ttf

95 ms

KFOlCnqEu92Fr1MmWUlfBBc9.ttf

KFOlCnqEu92Fr1MmWUlfBBc9.ttf

96 ms

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

94 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

95 ms

KFOlCnqEu92Fr1MmSU5fBBc9.ttf

KFOlCnqEu92Fr1MmSU5fBBc9.ttf

95 ms

modules.a4fd7e5489291affcf56.js

modules.a4fd7e5489291affcf56.js

14 ms

Accessibility Review

demo.scichart.com accessibility score

92

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

demo.scichart.com best practices score

83

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

High

Browser errors were logged to the console

SEO Factors

demo.scichart.com SEO score

100

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

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 Demo.scichart.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 Demo.scichart.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

demo.scichart.com

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