Report Summary

  • 41

    Performance

    Renders faster than
    60% of other websites

  • 52

    Accessibility

    Visual factors better than
    that of 21% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

zentao.net

禅道项目管理软件 - 开源、免费的项目研发测试管理工具

Page Load Speed

19.2 sec in total

First Response

1.8 sec

Resources Loaded

17.2 sec

Page Rendered

133 ms

zentao.net screenshot

About Website

Click here to check amazing Zentao content for China. Otherwise, check out these important facts you probably never knew about zentao.net

禅道 项目管理软件 是国产的开源免费项目管理软件,专注研发项目管理,内置需求管理、任务管理、bug管理、缺陷管理、用例管理、计划发布等功能,实现了软件的完整生命周期管理及全面支持IPD管理流程,是一款好用的项目管理平台。

Visit zentao.net

Key Findings

We analyzed Zentao.net page load time and found that the first response time was 1.8 sec and then it took 17.3 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.

Performance Metrics

zentao.net performance score

41

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.1 s

9/100

10%

LCP (Largest Contentful Paint)

Value7.7 s

3/100

25%

SI (Speed Index)

Value9.5 s

12/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.774

5/100

15%

TTI (Time to Interactive)

Value5.1 s

76/100

10%

Network Requests Diagram

www.zentao.net

1829 ms

all.css

5699 ms

all.js

7971 ms

style.css

1124 ms

stat.php

1315 ms

Our browser made a total of 21 requests to load all elements on the main page. We found that 62% of them (13 requests) were addressed to the original Zentao.net, 14% (3 requests) were made to Cdn.chanzhi.org and 5% (1 request) were made to S4.cnzz.com. The less responsive or slowest element that took the longest time to load (8 sec) relates to the external source Cdn.chanzhi.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 327.3 kB (34%)

Content Size

956.3 kB

After Optimization

629.0 kB

In fact, the total size of Zentao.net main page is 956.3 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. Images take 572.4 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 28.5 kB

  • Original 37.2 kB
  • After minification 31.9 kB
  • After compression 8.7 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 5.3 kB, which is 14% 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 28.5 kB or 77% of the original size.

Image Optimization

-8%

Potential reduce by 46.9 kB

  • Original 572.4 kB
  • After minification 525.5 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. Zentao images are well optimized though.

JavaScript Optimization

-66%

Potential reduce by 133.4 kB

  • Original 201.5 kB
  • After minification 201.5 kB
  • After compression 68.1 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 133.4 kB or 66% of the original size.

CSS Optimization

-82%

Potential reduce by 118.5 kB

  • Original 145.2 kB
  • After minification 144.7 kB
  • After compression 26.7 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. Zentao.net needs all CSS files to be minified and compressed as it can save up to 118.5 kB or 82% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

18

After Optimization

18

The browser has sent 18 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zentao. According to our analytics all requests are already optimized.

Accessibility Review

zentao.net accessibility score

52

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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible 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.

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

zentao.net best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

zentao.net 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

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    ZH

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zentao.net can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it matches the claimed language. Our system also found out that Zentao.net 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 Zentao. 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: