Created: 2013-04-05 14:51
Updated: 2019-03-05 15:47
License: apache-2.0


CotEditor is a lightweight plain-text editor for macOS.

Source Code

Build Status GitHub release

CotEditor is a pure document-based Cocoa application written in Swift.

Development Environment

  • macOS 10.14 Mojave
  • Xcode 10.2
  • Swift 5
  • Sandbox enabled

How to Build

  1. git submodule update --init
  2. Update frameworks (you can skip this process if you only wanna build).
    1. carthage update --platform macOS
    2. Build Sparkle's XPCs by running "Sparkle XPCs" scheme in CotEditor.xcworkspace
  3. Open CotEditor.xcworkspace in Xcode.
  4. Build.


© 2005-2009 nakamuxu, © 2011, 2014 usami-k, © 2013-2019 1024jp.

The source code is licensed under the terms of the Apache License, Version 2.0. The image resources are licensed under the terms of the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License. See LICENSE for details.

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