http://www.lighttable.com/ (follow the "Learn more" link.)
Seems nice, but I have not tried it yet. (installing tryout soon)
Posting in case there are some people that:
- have used it. (Like to share your thoughts about it ?)
- like to try it. (same deal)
Archive page with supported code info.
http://www.chris-granger.com/2013/04/28 ... table-040/
Note: Alpha!