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Write emails in Markdown with markdown-here

Name: Write emails in Markdown with markdown-here
Author: adam-p

Founders get easy Markdown email writing with markdown-here, a Chrome and Firefox extension.

60,236 stars11,036 forksJavaScriptGuide quality 8/10Updated 8/22/2025100% free · open source

What it does

Markdown Here is a Chrome and Firefox extension that allows founders to easily write Markdown-formatted emails directly in their email client

When to use it

•When sending emails that require formatting, such as company updates or newsletters
•When collaborating with team members and need to create formatted notes or agendas
•When creating email templates that require consistent styling

Ready-to-paste prompt

Type '# Introduction' followed by '**bold text**' to create a formatted email heading with bold text

Heads up: The extension requires the 'https://github.com/adam-p/markdown-here/blob/master/README.md#installation' Chrome or Firefox permission to access and modify web pages, which may prompt a warning during installation

Saves to your device

Use with Claude

New

Skip the builder — one click puts this in Claude, Cursor, Antigravity and more.

🛠️ Technical setup

Expect 20–40 minutes in a terminal — or let your AI agent drive it.

Try it instantly — no install

Claude Code

mkdir -p ~/.claude/skills/markdown-here && curl -fsSL https://workflowstacks.com/api/skills/markdown-here/claude-skill -o ~/.claude/skills/markdown-here/SKILL.md

Open in another AI app

Opens the app with this repo with the prompt ready to go — no copy-paste needed.

Connect the whole catalog (MCP)

claude mcp add --transport http workflowstacks https://workflowstacks.com/api/mcp

Adds a WorkflowStacks connector to Claude Code: search and load any skill here by chatting.

How Write emails in Markdown with markdown-here works

Codeflow

Free to inspect

Write emails in Markdown with markdown-here is a medium JavaScript project (~4.4k lines across 16 code files, plus 11 test files). Expect some technical setup — comfortable with a terminal, or ask a developer. Last commit 12 months ago, MIT license, has a test suite.

Size

Medium codebase

~4.4k lines · 16 code files · 37 min skim

Setup

Some technical setup

Comfortable with a terminal? 20–40 min. Otherwise ask a dev.

Runs on

JavaScript

No API keys detected

JavaScript 72%CSS 27%HTML 1%

Where to start reading

1
README.md
Start here — what it does and how to install it
2
src/chrome/backgroundscript.js
Inside src/ — the main logic begins here

What's in each folder

src/Core code — the actual logic417 files

store-assets/Folder18 files

contributors/Folder5 files

utils/Helper scripts2 files

.github/CI / automation (GitHub Actions)1 files

test/Tests — proof it works1 files

READMEHas testsDocumentedNo CIMIT licenseLast update 12 mo ago