Markdown tutorials, tips, and tools

A tutorial on Markdown as a data format — convert JSON to tables or lists, sort and transpose tables, extract every code block as a file, and track task-list progress for content pipelines.

A tutorial on adding diagrams and equations to Markdown using ready-made libraries — browse and copy Mermaid templates and KaTeX/LaTeX equations, then validate them before you commit.

A tutorial for authoring and publishing polished Markdown — generate a table of contents, manage frontmatter, add reading-time and callouts, create README badges, and present from Markdown.

A tutorial for auditing Markdown quality — catch broken links and missing alt text, validate MDX before builds fail, extract every URL, and roll it all into a single README health score.

LLMs return Markdown that's usually right and occasionally broken — unbalanced fences, bad tables, skipped headings, dead links. Here's how to validate AI output programmatically before you trust it.

LLMs output Markdown. Rendering it naively opens an XSS hole. Here's how to convert ChatGPT, Claude, and Gemini Markdown into sanitized HTML safely — with a hosted API or a hardened local pipeline.

A power-user tutorial for advanced Markdown tasks — diffing revisions, validating Mermaid, redacting secrets, normalizing structure, merging and splitting docs, and managing footnotes.

Ship documentation from Git with Markdown — repo structure, Hugo, Docusaurus, MDX, review workflows, CI linting, API automation, and patterns documentation teams use at scale.

A tutorial on pulling insight out of Markdown — accurate word and readability counts, clean plain-text excerpts for meta descriptions, and GitHub-compatible heading slugs for anchors and TOCs.

A layered strategy for catching Markdown problems — editor checks, a pre-commit hook, and a CI gate on every PR — so broken headings, dead links, and bad tables never reach main.

Turn inconsistent, hand-edited Markdown into clean, consistent documents — normalize whitespace, bullets, and headings with a formatter, and build perfect tables with a visual generator.

A complete, copy-paste GitHub Action that lints changed Markdown on every pull request using the Markdown Viewer validate API — fail builds on real issues, annotate the diff, and keep docs clean.

A hands-on tutorial for converting between Markdown, HTML, and PDF — clean sanitized HTML for any CMS, watermark-free PDFs, and HTML-to-Markdown for rescuing rich text. With a CI-ready API.

Master Markdown in Visual Studio Code — built-in preview, essential extensions, keyboard shortcuts, markdownlint, Mermaid, math, and README workflows that ship faster.

Typora is paid. Here are the best free Markdown editors that replace it — browser and desktop, WYSIWYG and split-pane — with honest notes on what each does and doesn't match.

A head-to-head of StackEdit and Dillinger — cloud sync, publishing, diagrams, math, offline support, and simplicity. Plus a free third option with diagrams and a full toolkit.

A hands-on tutorial for editing and previewing Markdown online — when to use a live editor, a paste-and-render previewer, or a read-only viewer, with keyboard shortcuts and a real workflow.

Marked is a macOS preview-and-export companion to your text editor; Markdown Viewer is a cross-platform browser editor with 48+ tools and an API. Understand which you actually need.

Substack's editor supports Markdown shortcuts for headings, bold, lists, quotes, and links. Here's exactly what works, what doesn't, and how to draft newsletters in Markdown and paste clean.

Convert HTML, Word exports, and CMS content to clean GitHub Flavored Markdown — browser tools, CLI, API pipelines, and cleanup workflows for migrations and AI output.

Typora is a polished paid desktop WYSIWYG Markdown app; Markdown Viewer is a free browser editor with 48+ tools and an API. Compare preview style, export, price, and workflow.

Medium has no true Markdown editor — but keyboard shortcuts, the import-from-URL trick, and a paste pipeline let you draft in Markdown and publish clean stories without reformatting.

HackMD is built for real-time collaborative Markdown; Markdown Viewer is a free solo editor with 48+ tools and an API. A fair comparison of collaboration, features, and pricing.

Write WordPress posts in Markdown — block editor keyboard shortcuts, enabling Jetpack Markdown, importing .md files, and a clean Markdown → WordPress publishing pipeline.

Dillinger is a clean, minimal browser Markdown editor with cloud sync. Markdown Viewer adds a 48-tool suite and a REST API. A fair comparison to help you choose.

Master Markdown in Microsoft Teams — chat compose formatting, the differences from GitHub GFM, Adaptive Card markdown, and incoming-webhook message formatting for bots and CI.

Convert Markdown to clean HTML for CMS, email, and static sites — browser tools, CLI, JavaScript libraries, static generators, and API pipelines compared with code examples.

A fair, detailed comparison of Markdown Viewer and StackEdit — cloud sync, offline support, diagrams, export, privacy, and the extra tooling that sets them apart. Plus who should pick which.

Every WhatsApp formatting trick — bold, italic, strikethrough, monospace, bulleted and numbered lists, block quotes, and inline code — plus what breaks when you paste from elsewhere.

An honest, feature-by-feature comparison of the most popular Markdown editors — browser vs desktop, free vs paid, collaboration, export, diagrams, and which one fits your workflow.

Complete Telegram formatting guide — MarkdownV2 vs legacy Markdown vs HTML parse modes, the full escaping rules, spoilers, custom emoji, and in-app shortcuts that actually work.

Every Slack Markdown feature explained — bold, italic, code, lists, quotes, links, block Kit vs mrkdwn, Canvas formatting, and the quirks that break when you paste from GitHub.

Master GitLab Flavored Markdown — issues, merge requests, wikis, task lists, Mermaid, math, cross-references, alerts, and differences from GitHub GFM.

Master Obsidian-flavored Markdown — wikilinks, tags, YAML frontmatter, callouts, embeds, block references, plugins, and Git sync patterns for a future-proof personal knowledge base.

Everything Notion supports from Markdown — headings, lists, code, tables, callouts, math, import/export quirks, and the workarounds power users rely on when standard syntax does not paste cleanly.

Fix broken ChatGPT and Claude Markdown — copy raw vs rendered, HTML paste problems, table cleanup, safe rendering in apps, and API pipelines for AI-generated docs.

Master Reddit snoomark formatting — bold, spoilers, superscript, tables, code blocks, old vs new Reddit quirks, and how to preview before you post.

Write Mermaid flowcharts, sequence diagrams, and Gantt charts in Markdown — GitHub README syntax, supported diagram types, styling, limits, and troubleshooting broken renders.

How to write Markdown footnotes on GitHub, GitLab, and Obsidian — reference syntax, multi-paragraph notes, citations, export quirks, and tools to validate footnote pairs.

CommonMark and GitHub Flavored Markdown explained — syntax differences, portability matrix, platform support tables, and a decision framework for READMEs, docs, chat, and AI pipelines.

Markdown vs HTML — how they differ, which is faster to write, which works where, and a practical decision framework for picking the right tool every time.

Five reliable ways to convert Markdown to PDF — browser print, Pandoc, VS Code, Marp, and cloud APIs. Pros, cons, and which to pick for your workflow.

A complete reference for Discord Markdown — bold, italics, code blocks, spoilers, headers, lists, quotes, and the hidden tricks power users rely on every day.

The in-depth GitHub README playbook — star-winning structure, GFM tables and alerts, Mermaid diagrams, profile READMEs, badges, CI snippets, anti-patterns, and a copy-paste template.

How to write Markdown code blocks — fenced and indented, with syntax highlighting, line numbers, inline code, escape sequences, and tips for technical writing.

Master Markdown links — basic syntax, internal anchors, reference-style links, automatic linking, link titles, opening in new tabs, and SEO best practices.

A complete guide to adding images in Markdown: basic syntax, resizing with HTML, alignment, alt text best practices, and hosting options for GitHub READMEs, blogs, and docs.

Everything you need to know about Markdown tables — syntax, alignment, escape sequences, GFM extensions, accessibility tips, and how to generate them faster.

A complete Markdown syntax guide. Covers CommonMark, GitHub Flavored Markdown extensions, and modern conventions for technical writing.

A practical one-page Markdown cheat sheet covering syntax, GitHub Flavored Markdown, and common gotchas. Bookmark it.

An opinionated comparison of the most popular Markdown editors — including web-based, desktop, and mobile options for writers and developers.

Learn what Markdown is, why developers love it, and how to start writing your first Markdown document in minutes.