Latest commit 6f18558 Jun 6, 2015 @siuying Update


Create snapshot of webpage. Uses wkhtmltoimage on the backend which renders HTML using Webkit.


  1. Install wkhtmltoimage (optional)

    • WebSnap comes bundled with wkhtmltoimage binaries for Linux i386 (OSX i386 will be bundled, when it is available from [wkhtmltopdf] site)
    • WebSnap defaults to user installed versions of wkhtmltoimage if found
    • Installing wkhtmltoimage binary
    • Download the latest binary from
    • Place the binary somewhere on your path (e.g /usr/local/bin)
  2. Install WebSnap

    $ gem install websnap


# takes the HTML and any options for wkhtmltoimage
# run `wkhtmltoimage -H` for a full list of options
snap ='', :format => 'png')

# Get the binary image data
png = snap.to_bytes

# Save the PDF to a file
file = snap.to_file('/path/to/save/png')

# can optionally accept a URL or a File.
kit ='')
kit ='/path/to/html'))



  • Added supports on x86_64 platform, thanks @willywos for the PR


  • This application use wkhtmltoimage as backend
  • This gem is a clone of PDFKit, which use wkhtmltopdf to generate PDF

Note on Patches/Pull Requests

  • Fork the project.
  • Make your feature addition or bug fix.
  • Add tests for it. This is important so I don't break it in a future version unintentionally.
  • Commit, do not mess with rakefile, version, or history. (if you want to have your own version, that is fine but bump version in a commit by itself I can ignore when I pull)
  • Send me a pull request. Bonus points for topic branches.


Copyright (c) 2010 Francis Chong. See LICENSE for details.