# MuM — A reading-first Markdown engine for macOS
Source: https://maarket.ai/writing-and-editing/mum
Last updated: 2026-10-19

## MuM at a glance
- Category: Writing & Editing (https://maarket.ai/category/writing-and-editing)
- Best for: Startup
- Agent compatibility: Agent Ready
- Karma Points: 20
- Rank in category: #1
- Community: 0 use this, 0 recommend it, 0 all-time clicks
- Website: https://mum.jiker.ai

## About MuM
A reading-first Markdown engine for macOS, a native reader optimised for consumption rather than writing, with multiple projects, cross-project search and CJK-aware typesetting, a 0.3 second cold start and 100+ fps scrolling. MIT licensed.

## Alternatives in Writing & Editing
| Product | Karma Points | Link |
| --- | --- | --- |
| Grammarly | 17 | https://maarket.ai/writing-and-editing/grammarly |
| QuillBot | 16 | https://maarket.ai/writing-and-editing/quillbot |
| Caldera | 5 | https://maarket.ai/writing-and-editing/caldera |
| Understory Notes | 5 | https://maarket.ai/writing-and-editing/understory-notes |

## Frequently asked questions

### How is it different from a Markdown editor?
It is reading-first: a native macOS reader optimised for consumption rather than writing, with cross-project search and CJK-aware typesetting.

### How fast is it?
The project cites a 0.3 second cold start and 100+ fps scrolling, which is the case it makes against heavier editors.

### Is it open source?
Yes, it is MIT licensed, so you can read, modify and redistribute the code under those terms.

### Is it free to use?
No pricing page is published, and it is MIT licensed open source, so expect to use it on those terms.

### Is MuM agent ready?
Yes — MuM is listed as Agent Ready on Maarket.

### Who is MuM best for?
MuM is listed as a fit for Startup teams.

### What does MuM do?
A reading-first Markdown engine for macOS

### What are the alternatives to MuM?
Other Writing & Editing products on Maarket include QuillBot, Grammarly, Caldera, Understory Notes.

### How is MuM ranked on Maarket?
Purely by Karma Points earned from community actions — reviews, recommends, use signals and clicks. There is no pay-to-rank; sponsor placements are always clearly labeled.