W is a basic editor that runs at browser

I'll use these libraries.

http://orthes.github.io/medium-editor-insert-plugin/

https://github.com/RadLikeWhoa/Countable

https://github.com/usablica/widearea

http://mailru.github.io/FileAPI/

https://github.com/ccampbell/mousetrap

W by Hüseyin Mert is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License. Based on a work at http://hmert.com/w. Permissions beyond the scope of this license may be available at http://hmert.com/w.

Other used libraryes have own licenses.