Blog - #gfm
Markdown guides, tutorials, and tips for developers, writers, and students.
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Preview GitHub Markdown Before You Push: 4 Methods
Preview GitHub Markdown before you commit: the Preview tab, VS Code's GitHub pack, an online editor and the API, plus a GFM checklist. Try our free editor.
September 11, 2026·9 min read
Markdown Specification: CommonMark and GFM Explained
What the markdown specification is, how CommonMark and GFM relate, the rules behind ambiguous input, and which spec each parser uses. Try our free editor.
September 11, 2026·9 min read