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MiaoYan vs MacDown 3000: catalog facts
MiaoYan	MacDown 3000
Free Free to download from the GitHub releases page.	Free Free and open source.
macOS, iOS	macOS
Native Swift app, not Electron Notes stay as plain Markdown files in your own folder	Side-by-side live preview GitHub Flavored Markdown support
macOS only No WYSIWYG editing mode	macOS only A focused editor without note organisation or sync
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 1, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.