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MacMD Viewer

ChatGPT, Claude, and Cursor keep writing markdown. MacMD Viewer is the native Mac app that reads it — syntax highlighting, Mermaid diagrams, scroll-spy sidebar, QuickLook built in. One purchase, yours forever.

Productivity · Founded 2026 · France

Productivity
Dev Tools
Utilities

Visit macmdviewer.com ↗Founder interest ↓

Can you vibecode this?

Yes

Mac users pay once for a native Markdown viewer that renders AI-generated .md files as formatted documents.

Build This with Leapd →

The business

Total revenue

$10K+

Verified recently

Monthly revenue

$2K+/mo

↑ Growing · 60-day average

Peak month

~$3K

Best single month

Growth

~2147×

Early months vs recent

For owners

Own MacMD Viewer? List it for sale.

Founders read this page looking for a business to build like your $2K+/mo one — some would rather buy one that already works. They skip the line, you get a clean exit. $25 one-time, no commission.

Why it works

Value proposition
Renders AI-generated Markdown files as formatted documents in the browser.
Problem
macOS opens .md files as raw text, making AI output hard to read.
Audience
Mac users working with AI tools that output Markdown files.
Business model
One-time purchase per license: single, family pack and team tiers charged through Stripe.

Good to know14-day money-back guaranteeNo free trialHomebrewSetappTrustpilot

Can you vibecode this?

Yes

The whole product, with AI coding tools and public APIs.

Moat

Distribution advantage
Brand & trust

Why people pay MacMD Viewer

MacMD is already listed on Homebrew and Setapp, has 491 active installs, and holds verified Trustpilot reviews. A fresh copy starts with none of that presence, no organic search footprint, and no word-of-mouth from existing buyers.

Product complexity
Low
A web-based Markdown viewer with live rendering, Mermaid support and theme selection is standard software.
Data
Low
No external data sources are needed; the product renders files the user already has.
Integrations & infrastructure
Low
No third-party service integrations are required to deliver the core product.
Human operations
Low
Delivery is fully automated: payment triggers a license key and download link by email.
Regulation / hardware
Low
Selling a Markdown viewer carries no licensing or regulatory requirements.

Build this business

Use the build specification below with any AI coding tool, or build it directly with Leapd.

Build This with Leapd →

Leapd builds

Markdown viewer web app with Mermaid rendering, syntax highlighting and themes
One-time license key purchases, family and team tier pricing, with Stripe
A landing page

Leapd runs

Meta ads
LinkedIn and X posts
SEO and AI-search visibility
A daily report of what shipped

Opportunity check

Passes: Proven market: $2K+/mo already paid for it
Passes: Proven model: One-time purchase: single, 3-key family pack and team tiers from 10 to 100 licenses
Passes: Proven demand: 7K+ visitors a month
Passes: Buildable: Leapd builds it end to end

build-spec.txt

Build a web app that renders Markdown files as formatted documents and sells one-time license keys through Stripe.

Product:
- Free trial before any charge
- Markdown rendering engine with headings, tables, syntax-highlighted code blocks and Mermaid diagrams
- Twelve document themes including GitHub, Dracula and Nord, following the user's system theme preference
- Scroll-spy table of contents sidebar for navigating long documents
- Live file watching that updates the rendered view automatically when the source file changes
- Zoom support for diagrams, tables and code blocks
- License key delivery by email after purchase, with no account required
- 14-day money-back guarantee applied at checkout

Billing:
- One-time payment tiers: single license, 3-key family pack and team packs of 10, 25, 50 and 100 keys, charged once with Stripe.