Kroman is ultimate Korean hangul romanization tool. It has a lot of implementations.

This is the Command line tool.

On OS X, you can install kroman with brew

brew tap cheunghy/kroman
brew install kroman

You may download the source code and make it. No dependencies are needed.

make install

kroman < nice_korean_song.txt > nice_singable.txt

Before:

희망은 잠들지 않는 꿈

After:

heui-mang-eun jam-deur-ji anh-neun ggum

• kroman command line tool

• kroman ruby gem
• kroman python package
• kroman nodejs package
• kroman Objective-C pod
• kroman swift pod

• kroman emacs plugin
• kroman Sublime Text plugin
• kroman atom plugin
• kroman TextMate plugin

Bug reports and pull requests are welcome on Github at https://github.com/cheunghy/kroman.

Kroman is available as open source under the terms of the MIT License.