By default, NodeBB has nodebb-plugin-markdown, which allows users to use the common markdown format in their posts.
**this is bolded**this is bolded
It's fully documented here: https://github.com/adam-p/markdown-here/wiki/Markdown-Cheatsheet
I searched and found a TON of different additional parsers, but most of them just aren't updated in a while. If I have time I can look into updating them, or making a better parser.
Anything else besides GFM that is wanted?
Take a look at this:
It can be done via a Markdown-it plugin: https://www.npmjs.com/browse/keyword/markdown-it-plugin
Possibly this one: https://www.npmjs.com/package/markdown-it-checkbox
If there's interest, I may consider looking into integration with some plugins from npm...
Make tables responsive pls : http://www.w3schools.com/howto/howto_css_table_responsive.asp