1. Download binary build of WebKit-based Opera
  2. tar xvzf opera-reader-build-053-linux64.tar.gz
  3. cd opera-reader-build-053
  4. ./opera

If you get an error message about libudev, try: cd /lib/x86_64-linux-gnu/; sudo ln -s libudev.so.1 libudev.so.0

Here are some demo documents that work with the build:

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