MuM · House #24,976

What it is

Calls itself “Markdown engine”.

• Calls itself: Markdown engine

“A reading-first Markdown engine”

Where it puts itself

Rules out “accounts”, “plugin store” and “telemetry” and 1 more.

• Says it will not: accounts · plugin store · telemetry · +1

“Every Markdown tool is a writing app with a preview pane. MuM is the opposite: a native macOS reader with no web engine inside — all AppKit.”

“…no accounts, no telemetry, no plugin store.”

What it costs

No free plan.

• Free plan: no

“Open source, MIT.”

Who it sells to

Sells to consumers. Made for agents. In English.

• Sells to: consumers
• Made for: agents
• Languages: English

“For humans, and for agents.”

“English”

How it runs

A command-line tool and desktop app for macOS. Runs locally and works offline. Distributed through the GitHub. No API. Open source.

• Kind: cli · desktop
• Runs on: macOS
• Runs where: on the device, offline
• Distributed via: GitHub
• API: no
• Open source: yes

“Windowless rendering — the same hand-built typesetting engine (CJK spacing, code highlighting, reading themes), straight to PNG / PDF from the CLI.”

“…a native macOS reader with no web engine inside — all AppKit.”

What it works with

Names Ghostty, Terminal.app and 1 more on its pages.

• Names: Ghostty · Terminal.app · iTerm

“…auto-detects Ghostty → iTerm → Terminal.app.”

“MuM = Mu lti-project M arkdown”

What it offers as proof

Live, no waitlist. Try it without signing up.

• Instant signup: yes
• Trial asks for: nothing

“Download for macOS”