CotEditor

CotEditor is a lightweight plain-text editor for macOS. The project aims to provide a general plain-text editor for everyone with an intuitive macOS-native user interface.

Requirement: macOS 13 Ventura or later
Web Site: https://coteditor.com
Mac App Store: https://itunes.apple.com/app/coteditor/id1024640650?ls=1
Languages: English, Czech, French, German, Italian, Japanese, Portuguese, Spanish, Simplified Chinese, Traditional Chinese, Turkish

Source Code

CotEditor is a purely macOS native application written in Swift. It adopts Cocoa's document-based application architecture and respects the power of NSTextView.

Development Environment

macOS 14 Sonoma
Xcode 15.3
Swift 5.10
Sandbox enabled

Contribution

CotEditor has its own contributing guidelines. Read CONTRIBUTING.md through before you create an issue or make a pull-request.

How to Build

Build for Ad-hoc usage

For those people who just want to build and play with CotEditor locally.

Run the following commands to resolve dependencies.
- git submodule update --init --recursive
Open CotEditor.xcodeproj in Xcode.
Change to ad-hoc build mode:
1. Open Configurations/CodeSigning.xcconfig.
2. Comment out #include "CodeSigning-Default.xcconfig".
3. Uncomment #include "CodeSigning-AdHoc.xcconfig".
Build "CotEditor" scheme in the workspace.

Build for distribution

Run the following commands to resolve dependencies.
- git submodule update --init --recursive
Open CotEditor.xcodeproj in Xcode.
Build "CotEditor" scheme in the workspace.

License

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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