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Flappy Bird in 1234 bytes of Bash

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flappybash

Can you beat the Unix pipes?

FLAPPY BASH

Features

  • State-of-the-art terminal graphics
  • Procedurally generated sound effects
  • Adjustable difficulty to challenge beginners and pros alike
  • Hours of engaging gameplay

Requirements

  • Pentium processor or higher
  • Unix-like operating system with a modern terminal (xterm, UTF-8)
  • bash 4.0+ or compatible shell

Recommended

  • Linux operating system supporting ALSA
  • Sound Blaster 16 or higher
  • Speakers

Manual

Run it normally:

./flappybash.sh

Press SPACE for things to happen.

Press q to quit.

You can change the effective screen width by passing an argument:

./flappybash.sh 120

Lower values make the game more difficult. Anything below 80 is probably not for the faint of heart.

Troubleshooting

I only see gibberish, and then the game ends.

Your bash is too old. This most likely means you're running OSX and you'd want to use Homebrew to install an up to date one:

brew install bash

Check that bash --version is at least 4.0 and run the script again.