H5o-dymonaz is a project mainly written in ..., it's free.
Fork of Dominykas Blyžė’s h5o HTML5 outliner.
<!DOCTYPE html>
This is a fork of Dominykas Blyžė’s h5o HTML5 outliner. The upstream sources are at http://code.google.com/p/h5o/.
If you use this, consider making a charitable donation to Ocean Voyages Institute. Dominykas’ h5o project page provides a form that makes it easy to donate.