31 free online tools to test the performance of your website)

Are you sure your website is fully compatible with all major browsers? Do you know how many seconds it will take to open your website? Can you confidently say that your website cannot be opened at all? ......
Although it does not seem important, it also affects the access volume of your website to a certain extent. 31 free online test tools are listed here. You can use these tools to test your website and modify your website based on the results.

No one can verify the website code carefully to ensure that your website code is correct. You can verify the website code through the following tests.

1. wdg html validator is a good tool for finding out where the website syntax is incorrect and marking it out. You can also choose to perform a single page analysis on each page of the website. (Strongly recommended)

2. W3C markup validation service can perform Code tests on both HTML and XHTML, claiming to be the first (and most used) HTML verification tool on the Internet.

3. W3C CSS validation service is used to verify the CSS source code, which can mark bad CSS code design. For example, "Same colors for color and background-color in two contexts ".

4. ruwf XML syntax checker is used to find XML file errors.

5. W3C feed validation service is used to find the error syntax in atom and RSS feed. (This is often used)

6. W3C link checker is used to find out whether all links on your website have broken links. (Strongly recommended)

7. Juicy studio link analyser tests whether the URL of the link in the website has a dead link, which is similar to W3C link checker.
Website usability
We often see that website designers focus on website attractiveness without considering whether it will affect the use of visitors. A difficult web page is doomed to fail, to make it easy for a visitor to get the information he wants (and thus become a duplicate visitor), your website should follow the wcag Section 508 usability rules.

8. watchfire webxact is a required tool for all rigorous designers and developers. It generates a very detailed report, including: website quality, ease of use, and privacy. (Strongly recommended)

9. atrc web accessibility checker tests the wcag 2.0 level2 compatibility of the website. It generates a report and provides a series of suggestions, such as how to increase the page header, link, and data, access speed of charts and text.

10. Wave 3.0 web accessibility tool is a highly customizable tool that uses a graphical model to demonstrate website compatibility issues (wcag 1.0 and Section 508 ). (Strongly recommended)

11. Test the Taw web accessibility test to test whether the webpage is in conflict (wcag 1.0 compatibility). Generate a website modification suggestion based on the wcag priority mode in the graphic mode.

12. hisoftware cynthiasays portal uses very strict rules to test the webpage (according to Section 508 and wcag 1.0 Rules). The reports generated are extremely detailed (difficult to understand ).

13. Hera accessibility testing with style uses a complex but easy-to-understand method to point out the wcag1.0 compatibility issue of the web page.

14. Juicy studio CSS analyser conducted a Color comparison test to ensure that the color of your website meets the wcag 1.0 requirements.

15. juiciy studio readability test analyzes whether there are syntactic or spelling errors in the text on your website, which is easy to understand (according to the Flesch reading rules and Flesch-Kincaid grade level algorithms rules ). (Suitable for English websites)
Website speed
The speed of opening your website is a key factor for visitors to access the website again. In general, visitors who are not on the Internet are reluctant to access a website full of pictures, Flash animations, and multimedia files. To maximize the coverage of your website, you must optimize your website so that it can be opened as quickly as possible.

16. web page analyzer from website optimization is a good tool. After analyzing a webpage, it provides optimization suggestions to reduce loading time, focusing on optimizing the number of objects, the total size of images and websites. (Strongly recommended)

17. websitepulse test tools has a series of tools to determine the website loading speed and host information.

18. Internet supervision URL check tests the loading time of your website from different servers around the world to determine whether visitors from all over the world can open your website smoothly and quickly.
Browser simulation tools
This is a common problem, because there are a lot of operating systems and browsers, and your website must be compatible with them, but this is by no means an easy task. With the following tools, you can see the effect of your web site on various browsers.

19. browsershots shows the results of your website in different browsers, including Firefox and Internet Explorer (Windows), Firefox and Safari (Mac OS X), iceweasal, and Konqueror (Linux ), however, the results will not be available until 1-3 hours.

20. ie netrenderer generates your website in real time under Internet Explorer 5.5, 6.0, and 7.0.

21. the mobiready report analyzes the compatibility problem of using a mobile phone to access webpages. It generates a detailed report and provides the possible display of your website on two different types of mobile browsers.
Search engine optimization (SEO)
If a website is more friendly to search engines, it will certainly be more competitive.

22. urltrends will show you how visitors come to your website through the search engine, and how much traffic is there. The data includes Google, Yahoo, MSN, Alexa, alltheweb, Altavista, and other websites. (Strongly recommended)

23. iwebtool backlink checker is a good tool that can find out which sites are linked to your sites and what types of sites are there.

24. iwebtool multi-rank checker displays the Alexa and Google PageRank values on your website.

25. Microsoft adcenter labs: advertising and keyword research tools is an excellent tool for analyzing and predicting visitors and markets for your website. (Strongly recommended)

26. Domain tools whois lookup A whois network tool.

27. Seo-Browser allows you to see the same website in the eyes of search engines (remove all "beautiful" accessories ).

28. Seo workers Seo analysis tool is a very useful tool for analyzing various classification features on the website, including meta tags, keyword density, and loading time. (Strongly recommended)

29. seekport seekbot can analyze website data and content to find out how the search engine can effectively interpret and analyze the website.

30. Seo chat SEO tools are used to analyze the profit potential, keyword density, meta tag, etc. of the website Google Adsense ......

31. marketleap search engine marketing tools is used to analyze webpages, so that you can know whether your website can search for and set keywords.

Original article: avivadirectory.com
Translator: peterzsk
Address: http://zsk.akaka.com.cn/2007/06/31-free-tests-online/

Keyword: website performance testing tool, performance testing, website performance testing software, performance testing software, website testing software