# Key Features

Learn about all key features of PdfDocumentSource.

## Content



Listed below are the key features of PdfDocumentSource:

*   **Load document**
    
    [Load PDF documents](/componentone/docs/win/online-documentlibrary/pdfdocument-source-overview/pdfdocument-source-load-document) from both files and streams.
    
*   **View document**
    
    [View PDF documents](/componentone/docs/win/online-documentlibrary/pdfdocument-source-overview/pdfdocument-source-view-document) in the FlexViewer control, and make use of its navigation, zoom, page setup, print, export, text search and selection capabilities.
    
*   **Support embedded fonts**
    
    Most [PDF features](/componentone/docs/win/online-documentlibrary/pdfdocument-source-overview/pdfdocument-source-view-document), including embedded fonts, are supported. which can be observed while rendering in FlexViewer.
    
*   **Search text**
    
    [Search for text](/componentone/docs/win/online-documentlibrary/pdfdocument-source-overview/pdfdocument-source-text-search) in a PDF document using code.
    
*   **Protect document with password**
    
    [Protect your PDF documents](/componentone/docs/win/online-documentlibrary/pdfdocument-source-overview/pdfdocument-source-password-protection) with password using code.
    
*   **Export document**
    
    [Export PDF documents](/componentone/docs/win/online-documentlibrary/pdfdocument-source-overview/pdfdocument-source-export-document) to HTML or image formats, such as as JPEG, TIFF, GIF etc., programmatically.
    
*   **Print document**
    
    [Print](/componentone/docs/win/online-documentlibrary/pdfdocument-source-overview/pdfdocument-source-print-document) the loaded document to default or specified printer using code.
    
*   **Independent of third party software**
    
    Does not depend on a third party software, such as Acrobat.