Blog - #code-blocks
Markdown guides, tutorials, and tips for developers, writers, and students.
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Markdown Code Block Languages: Identifier Cheat Sheet
Markdown code block languages in one table: every identifier and alias that works on GitHub, Discord, Obsidian, and VS Code, with examples. Try our free editor.
September 11, 2026·10 min read
Markdown Diff: Compare Files and Write Diff Blocks
Learn markdown diff two ways: the diff code block that colors added and removed lines, and git word-diff or GitHub rich diff to compare .md files. Try it free.
September 11, 2026·9 min read