Tools & Wizards About Us
wled.ge screenshot

Report Summary

  • 32

    Performance

    Renders faster than
    52% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

wled.ge

GitHub - wled/WLED: Control WS2812B and many more types of digital RGB LEDs with an ESP32 over WiFi!

Page Load Speed

2.5 sec in total

First Response

457 ms

Resources Loaded

1.3 sec

Page Rendered

782 ms

wled.ge screenshot

About Website

Click here to check amazing WLED content for United States. Otherwise, check out these important facts you probably never knew about wled.ge

Control WS2812B and many more types of digital RGB LEDs with an ESP32 over WiFi! - wled/WLED

Visit wled.ge

Key Findings

We analyzed Wled.ge page load time and found that the first response time was 457 ms and then it took 2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

wled.ge performance score

32

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

20/100

10%

LCP (Largest Contentful Paint)

Value4.7 s

33/100

25%

SI (Speed Index)

Value7.1 s

31/100

10%

TBT (Total Blocking Time)

Value1,950 ms

8/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value14.0 s

10/100

10%

Network Requests Diagram

WLED

457 ms

light-3e154969b9f9.css

84 ms

dark-9c5b7a476542.css

85 ms

primer-primitives-4cf0d59ab51a.css

87 ms

primer-af846850481e.css

97 ms

Our browser made a total of 103 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Wled.ge, 14% (14 requests) were made to Avatars.githubusercontent.com and 9% (9 requests) were made to Camo.githubusercontent.com. The less responsive or slowest element that took the longest time to load (457 ms) relates to the external source Github.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 407.0 kB (16%)

Content Size

2.5 MB

After Optimization

2.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Wled.ge main page is 2.5 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. 70% of websites need less resources to load. Images take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 334.1 kB

  • Original 394.0 kB
  • After minification 383.3 kB
  • After compression 59.9 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 334.1 kB or 85% of the original size.

Image Optimization

-1%

Potential reduce by 6.1 kB

  • Original 1.1 MB
  • After minification 1.1 MB

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. WLED images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 17.9 kB

  • Original 832.8 kB
  • After minification 832.8 kB
  • After compression 814.9 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

-26%

Potential reduce by 48.9 kB

  • Original 189.7 kB
  • After minification 183.6 kB
  • After compression 140.9 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. Wled.ge needs all CSS files to be minified and compressed as it can save up to 48.9 kB or 26% of the original size.

Requests Breakdown

Number of requests can be reduced by 81 (79%)

Requests Now

102

After Optimization

21

  • Images
  • JavaScript
  • CSS

The browser has sent 102 CSS, Javascripts, AJAX and image requests in order to completely render the main page of WLED. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 65 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

WLED

WLED

457 ms

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87 ms

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97 ms

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132 ms

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129 ms

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95 ms

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106 ms

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Accessibility Review

wled.ge accessibility score

85

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

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

wled.ge 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

High

Missing source maps for large first-party JavaScript

SEO Factors

wled.ge SEO score

83

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

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 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 Wled.ge 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 Wled.ge 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

wled.ge

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