Our free online web source code viewer helps you easily view and analyze the HTML, CSS, and JavaScript code of any webpage, quickly understanding the webpage structure and functionality. Just enter the URL of the target website to get the source code of the webpage.

Instructions:

• Enter the website address you want to view in the "URL" input box, for example: https://www.example.com
• You can choose the "Customize" option to set UserAgent, Referer, POST parameters and Cookie to simulate different access environments.
• Click the "View Source Code" button to get the source code of the webpage.
• You can choose options such as "Original Code", "Extract Text", "Extract Form", "Extract Link", etc. to view different types of web content.
• You can choose the "Code Highlight" option to make the code easier to read.
• You can copy or download the source code for easy analysis and research.

Common Questions:

• Why can't I view the source code of some websites? Some websites may use anti-crawler mechanisms to prevent you from viewing their source code. You can try using different UserAgents or Referers, or use other tools to view the source code.
• How to use POST parameters? Enter the POST parameters you want to send in the "POST Parameters" input box, for example: user=admin&pass=123456 or in JSON format.
• How to use Cookie? Enter the Cookie you want to use in the "COOKIE" input box, for example: user=admin; pass=123456;

Security Guarantee:

We promise not to save any of your personal information, all operations are completed in your browser, ensuring your privacy security.