I have commenced our migration to markdown-it , all rejoice :confetti_ball: markdown-it is a compliant CommonMark JavaScript library that is super fast, well maintained and straight forward to extend. I already have it working on a branch, but so many of our extensions are broken that I do not wan…

Also … AN ENORMOUS thank you goes out to @Vitaly and team for creating the markdown.it engine!!!

Sam, there are CM spec related things, worth to resolve: quotes syntax (with refer to original) tables syntax may be… math formulas embedding syntax/language

I came here by way of the official CommonMark forum, and am morbidly curious: isn’t Discourse a Ruby stack? Why not use the Ruby implementation ( GitHub - gjtorikian/commonmarker: Ruby wrapper for the comrak (CommonMark parser) Rust crate · GitHub ) instead of a new JS one? Will the rendering be clien…

We have always shipped with a js pipeline, cause its a lot more friendly network wise. We have a live preview going.[quote=“gjtorikian, post:4, topic:64234”] Will the rendering be client-side or server-side? [/quote]We support both, and radical :surfing_man:t5: extensions that need :thinking: [i…

I may pull this out to another topic, but I feel that I need to :hammer_and_wrench: :hamster: some stuff. Inline multiline quote[quote]that spans lines and blocks [/quote]Is a terrible format should not be supported Instead :joy_cat: :man_in_tuxedo:t4: Inline multiline quote [quote] that span…

A big milestone today, I merged all my work-in-progress into core. We still ship the old markdown engine as default, but now have a special flag you can set to turn on commonmark. I plan to turn this on early next week on meta.

Update Phase 2 has been initiated, we have commenced testing on meta.discourse: CommonMark testing started here!

Short of more documentation and more samples I feel like we are mostly done now. We even integrated the “core plugin” test suite into our build process to catch regression going forward. Old engine is gone, many plugins have been migrated to new engine. Documentation is out: Developer's guide to …

Discourse CommonMark migration plans 🎊 🎈

Development

sam (Sam Saffron) June 26, 2017, 12:46pm 8

Update

Phase 2 has been initiated, we have commenced testing on meta.discourse: CommonMark testing started here!

Topic		Replies	Views
Discourse and CommonMark Feature	19	4745	December 4, 2025
CommonMark testing started here! Feature	117	17132	December 2, 2017
Repackaging a markdown-it extension as a Discourse plugin Developer Guides plugin-guides , explanation	1	2431	March 13, 2026
WYSIWYG Plugin (again) Feature completed	28	9736	March 12, 2025
Markdown link not parsed when prepended with `[Text] ` Bug markdown-it-review	6	1728	June 26, 2017

Discourse CommonMark migration plans 🎊 🎈

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