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Edmund for Mac

Lightweight Markdown editor with live preview.

By I7T5. Free and open source, Apache-2.0 licence.

Get it with OpenDMG View source on GitHub

Edmund at a glance

Version
0.8.2
Released
5 October 2026
Download size
6.4 MB
Works on
Apple silicon and Intel
Licence
Apache-2.0
Category
Writing and Editors
Developer
I7T5
GitHub stars
249

About Edmund

A native, lightweight macOS markdown editor with inline live preview

Screenshots

Edmund screenshot 1Edmund screenshot 2Edmund screenshot 3Edmund screenshot 4

How to install Edmund on a Mac

  1. Get OpenDMG. It is a free app store for open source Mac apps. Download OpenDMG.
  2. Search for Edmund and press Get. OpenDMG downloads version 0.8.2 from I7T5's own GitHub release.
  3. Open it. The download is checked against its SHA-256 fingerprint and its signature is checked on your Mac before it lands in Applications.

Updates to Edmund show up in OpenDMG and install with one button. No account is needed.

Prefer to do it by hand? The developer's file is on GitHub: Edmund-0.8.2.dmg (6.4 MB).

What is new in Edmund 0.8.2

### Added
- Remember window position from last opening (#382)

### Changed
- Various performance improvements for long documents; Edmund now handles 1 MB files with ease (#383)
 - Opening a long document is much faster
 - Scrolling is smoother
 - Edit/Read switching is faster
 - Zoom, font size, light/dark switching is faster

### Fixed
- Editor: IME input on line above a table no longer cuts off mid-composition, and the table keeps its borders (#381)
- Editor: Dragging across table cells no longer lags in long documents (#383)
- Editor: Zooming in a long document no longer drifts viewport(#383)
- Editor: Viewport no longer creeps up with Edit/Read switch (#383)

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