File Types and Fonts Supported in Box Content Preview

Content Preview supports viewing the following file types:

Notes: 

  • This section is only applicable to file types supported through the Box Webapp. To learn about the file types supported through Box Platform APIs, please see our developer documentation here: https://box-content.readme.io/reference#get-embed-link
  • Preview is limited to files sized 500MB or smaller, except video files, which can be as long as 3.5 hours.
  • Using Box’s native spreadsheet viewer, Excel files are limited to files less than 100 columns and 100,000 rows.   Using the Excel Online viewer, the maximum file size that can be viewed is 5MB.

Text-Based Documents

'as', 'as3', 'asm', 'bat', 'c', 'cc', 'cmake', 'cpp', 'cs', 'css', 'csv', 'cxx', 'diff', 'doc', 'docx', 'erb', 'gdoc', 'groovy', 'gsheet', 'h', 'haml', 'hh', 'htm', 'html', 'java', 'js', 'less', 'm', 'make', 'ml', 'mm', 'msg', 'ods', 'odt', 'pdf', 'php', 'pl', 'properties', 'py', 'rb', 'rtf', 'sass', 'scala', 'scm', 'script', 'sh', 'sml', 'sql', 'txt', 'vi', 'vim', 'wpd', 'xls', 'xlsm', 'xlsx', 'xml', 'xsd', 'xsl', 'yaml'

 

Presentations

'odp', 'ppt', 'pptx' 

Images

'ai', 'bmp', 'gif', 'eps', 'jpeg', 'jpg', 'png', 'ps', 'psd', 'svg', 'tif', 'tiff', 'dcm', 'dicm', 'dicom', 'svs', 'tga'


Note:

  • Illustrator ('ai') files need to be saved in PDF compatible mode in order to preview them in Box.
  • Images do not have the option to "print" from Box's preview. Images will need to be downloaded to be printed.
  • Image Preview for 'ai', 'eps', and 'ps' file types is available for Business level Box accounts and above upon requestFree or personal users can preview files owned by these accounts.

 

Audio Files

'aac', 'aifc', 'aiff', 'amr', 'au', 'flac', 'm4a', 'mp3', 'ogg', 'ra', 'wav', 'wma'

  

Video Files

'3g2', '3gp', 'avi', 'm2v', 'm2ts', 'm4v', 'mkv', 'mov', 'mp4', 'mpeg', 'mpg', 'ogg', 'mts', 'qt', 'wmv'

Notes:

  • Video Preview is only available to Business level Box accounts and above. Free or personal users can preview video files owned by these accounts.
  • You can preview videos up to 3.5 hours in length
  • AVCHD (Advanced Video Coding High Definition) is not supported in preview. (Note: this is a specific video format, and does not refer to all high definition video. Several high definition video formats are supported, as listed above.)

Flash/Mobile Video Files

'flv', 'f4v', 'swf' 

  • For security reasons, Flash files requiring network or script access are not supported in preview.  
  • Support for Flash Video will be ending on September 5th, 2016. After this date, you will not be able to preview flash videos in Box, and will need to download and view them on your desktop.

  

3D (Graphics and Modeling) Files*

'obj', 'stl', 'fbx', '3ds', 'dae', 'ply'

Notes:

  • 3D Preview is only available to Business Plus level Box accounts and above. Free or personal users can preview 3D files owned by these accounts. 

 

Content Preview supports the following fonts:

 

Microsoft Office Docs

The full list of Microsoft Office Doc fonts that are supported can be found below
 

 

PDFs

We will display any font embedded into the document itself and reference the font if it is not embedded, so you will see it only if you have that font installed on your machine.  

 

Other File Types

The remaining fonts not contained in the above sections can be found below:

 

 

 

Requesting Other Fonts

If you'd like to request for a font to be supported in Box's Content Preview that is not outlined above, please let us know at fonts@box.com - we appreciate your feedback in making Box Preview better!
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