Welcome to CommonMark Discussion


Markdown is a plain text format for writing structured documents. CommonMark, is a strongly defined, highly compatible specification of Markdown, along with a suite of comprehensive tests to validate implementations.

This site is for

We believe a complete, unambiguous CommonMark specification will promote adoption of Markdown and ensure that Markdown documents continue to render reliably in the future on every platform.

This effort was undertaken by:

John MacFarlane, jgm@berkeley.edu
David Greenspan, david@meteor.com
Vicent Marti, vicent@github.com
Neil Williams, neil@reddit.com
Benjamin Dumke-von der Ehe, ben@stackexchange.com
Jeff Atwood, jatwood@codinghorror.com

With the lion’s share of the spec and implementation by John.