Report Summary

  • 90

    Performance

    Renders faster than
    91% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 72% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

ceylon-lang.org

Eclipse Ceylon™ | projects.eclipse.org

Page Load Speed

844 ms in total

First Response

80 ms

Resources Loaded

632 ms

Page Rendered

132 ms

ceylon-lang.org screenshot

About Website

Click here to check amazing Ceylon Lang content for United States. Otherwise, check out these important facts you probably never knew about ceylon-lang.org

The Eclipse Ceylon™ project encompasses development of the language itself (the language specification), the compiler frontend (typechecker), the compiler backends for Java and JavaScript

Visit ceylon-lang.org

Key Findings

We analyzed Ceylon-lang.org page load time and found that the first response time was 80 ms and then it took 764 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.

Performance Metrics

ceylon-lang.org performance score

90

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.9 s

86/100

10%

LCP (Largest Contentful Paint)

Value3.0 s

78/100

25%

SI (Speed Index)

Value3.2 s

92/100

10%

TBT (Total Blocking Time)

Value110 ms

97/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value4.2 s

85/100

10%

Network Requests Diagram

ceylon-lang.org

80 ms

technology.ceylon

199 ms

google_tag.script.js

37 ms

css_UFeM_iqJ0tUqYm5L33o0qOA-1vjHeNg0UqRYGDNverE.css

64 ms

css_9d2BGanOh0D39cBh8uW-jXEKrdtQ_bg-8KCSXOMOmS8.css

171 ms

Our browser made a total of 11 requests to load all elements on the main page. We found that 9% of them (1 request) were addressed to the original Ceylon-lang.org, 82% (9 requests) were made to Projects.eclipse.org and 9% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (215 ms) relates to the external source Projects.eclipse.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 47.0 kB (16%)

Content Size

285.8 kB

After Optimization

238.8 kB

In fact, the total size of Ceylon-lang.org main page is 285.8 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. 30% of websites need less resources to load. Javascripts take 173.5 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 42.5 kB

  • Original 50.8 kB
  • After minification 42.1 kB
  • After compression 8.3 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 8.7 kB, which is 17% 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 42.5 kB or 84% of the original size.

Image Optimization

-62%

Potential reduce by 4.2 kB

  • Original 6.8 kB
  • After minification 2.6 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, Ceylon Lang needs image optimization as it can save up to 4.2 kB or 62% 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 24 B

  • Original 173.5 kB
  • After minification 173.5 kB
  • After compression 173.5 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.

CSS Optimization

-0%

Potential reduce by 242 B

  • Original 54.6 kB
  • After minification 54.6 kB
  • After compression 54.4 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. Ceylon-lang.org has all CSS files already compressed.

Requests Breakdown

We found no issues to fix!

Requests Now

8

After Optimization

8

The browser has sent 8 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ceylon Lang. According to our analytics all requests are already optimized.

Accessibility Review

ceylon-lang.org accessibility score

89

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

Buttons do not have an accessible name

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.

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

ceylon-lang.org 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

High

Missing source maps for large first-party JavaScript

SEO Factors

ceylon-lang.org SEO score

90

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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 Ceylon-lang.org 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 Ceylon-lang.org 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 Ceylon Lang. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: