Use AWS Lambda to Generate PDFs using the  Api2Pdf REST API
Api2Pdf.com is a REST API for instantly generating PDF documents from HTML, URLs, Microsoft Office Documents (Word, Excel, PPT), and images. The API also supports merge / concatenation of two or more PDFs. Api2Pdf is a wrapper for popular libraries such as wkhtmltopdf, Headless Chrome, and LibreOffice.
This plugin adds a Save to PDF functionality to CKEditor4. It will take the HTML contents of your editor, convert it to PDF, and request the web browser to download it.
The plugin will add an icon to the toolbar to Save to PDF. 
A server side handler is required, sample code is provided for PHP and .NET
     
        
    
    
  
 
  
  
    Online builder
    The recommended way to install all CKEditor add-ons is to create a custom build by using Online builder. To do that, click the Add to my editor button on the plugin page. When you are done, click the Build my editor button on the right side of the page to go to Online builder.
    Note: This add-on is already selected to be a part of your current build.
    Add-on installation instructions
    If you want to add the plugin manually, you will need to:
    
      - Extract the downloaded plugin .zipinto thepluginsfolder of your CKEditor installation. Example:http://example.com/ckeditor/plugins/save-to-pdf 
- Enable the plugin by using the extraPluginsconfiguration setting. Example:config.extraPlugins = 'save-to-pdf'; 
- Download and configure all its dependencies, too.
Add-on dependencies
          No additional dependencies.
    
          Note: The plugin may have additional requirements. Check the add-on page and documentation for more details.
       
      
      Releases
      
    
    
      
        
          
            | Plugin versions | CKEditor versions | 
          
                      | 4.25 | 4.24 | 4.23 | 
        
        
                    
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