A free and open source plain-text editor for your Mac

CotEditor for Mac

CotEditor 3.6.10

  -  27 MB  -  Open Source

Sometimes latest versions of the software can cause issues when installed on older devices or devices running an older version of the operating system.

Software makers usually fix these issues but it can take them some time. What you can do in the meantime is to download and install an older version of CotEditor 3.6.10.


For those interested in downloading the most recent release of CotEditor for Mac or reading our review, simply click here.


All old versions distributed on our website are completely virus-free and available for download at no cost.


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If you have any questions or ideas that you want to share with us - head over to our Contact page and let us know. We value your feedback!

  • CotEditor 3.6.10 Screenshots

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    CotEditor 3.6.10 Screenshot 1
  • CotEditor 3.6.10 Screenshot 2
  • CotEditor 3.6.10 Screenshot 3
  • CotEditor 3.6.10 Screenshot 4
  • CotEditor 3.6.10 Screenshot 5

What's new in this version:

New Features:
- Add syntax style for “Kotlin”

Improvements:
- Change counting method of the cursor location and column to 1-based (formerly 0-based)
- Optimize syntax highlight application so that the time displaying the rainbow cursor reduces significantly with a large document
- Make editing multiple replacement definitions undoable
- Syntax highlight regular expression patterns in the syntax style editor, multiple replacement definitions, and the custom sort dialog
- Move focus to the editor when lines are selected by clicking line numbers
- Apply update of “Line numbers”, “Page guide” and “invisible characters” visibility options in the preferences immediately to opened documents
- Suppress the dialog asking if you want to keep the document when an unsaved empty document is about to close, and silently discard the auto-saved backup file
- Change the label of the option “Count each line ending as one character” in General pane to “Ignore line endings when counting characters” (the value reversed)
-Enable the “Share” button in toolbar also in the Text Only mode
-Display also mapping conflicts of interpreters in the syntax style file mapping conflict dialog
-Make composition views for the Share feature document-modal also in macOS 10.12
-Disable “Hide Toolbar” command for the preferences window
-Improve general performance
-[trivial] Make the minimum width of outline inspector wider
-Update German localization (Thanks to J-rg!)

Update cot command-line tool:
- Accept a negative value for --column option to count from the end of the line
- Change --column count from 0-based to 1-based
- Improve error message when failed
- Fix an issue where the last empty line was ignored when specifying the cursor position with --line option

Fixes:
- Fix an issue where the final number of the replacement in the progress dialog was occasionally underrated
- Fix an issue where the cursor could not be set at the end of the document via AppleScript or cot command
- Fix an issue where syntax highlight was not updated in specific condition when deleted
- Fix an issue where line number views did not update when the editor is scrolled via script
- Fix the preferences pane switching animation under macOS 10.13 and earlier
- [trivial] Fix a potential issue where last empty line number could be drawn at the first line position under specific conditions
- [trivial] Fix an issue where editor occasionally scrolled unintendedly when an arrow key is pressed