Finaly
use  

  • ruby gem  “redcarpet”

then  online edit

css file

use on website
https://github.com/chjj/marked/
http://strapdownjs.com/

https://github.com/showdownjs/showdown
https://github.com/showdownjs/showdown/tree/master/compressed
https://github.com/showdownjs/showdown/tree/master/compressed/extensions

https://code.google.com/p/pagedown/wiki/PageDown
https://code.google.com/p/pagedown/source/browse/

online editor
http://daringfireball.net/projects/markdown/
http://daringfireball.net/projects/markdown/dingus

online editor
https://stackedit.io/
https://stackedit.io/editor#

http://strapdownjs.com/

https://github.com/evilstreak/markdown-js
http://markdownlivepreview.com/

http://www.codingdrama.com/bootstrap-markdown/

http://demo.neutrinoboy.jp/jquery-markdown/