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

CotEditor for Mac

CotEditor 3.8.10

  -  16.1 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 3.8.10.

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.

We would love to hear from you

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 3.8.10 Screenshots

    The images below have been resized. Click on them to view the screenshots in full size.

    CotEditor 3.8.10 Screenshot 1
  • CotEditor 3.8.10 Screenshot 2
  • CotEditor 3.8.10 Screenshot 3
  • CotEditor 3.8.10 Screenshot 4
  • CotEditor 3.8.10 Screenshot 5

What's new in this version:

- Optimize the performance of the invisible character drawing, the hanging indent calculation, and the line number view drawing
- Make space to draw the invisible symbol for ZERO WIDTH SPACE (U+200B) when the “other invisible characters” option is enabled
- Enable “Move Line Down” and “Move Line Up” commands swap lines with the last empty line
- Improve general performance while typing
- Update “CSS” syntax style
- [trivial] Keep the visible area after resizing a document window even if overscrolling is enabled
- [trivial] Adjust the theme “Note”

- Fix an issue where the Unicode code point field in the document inspector displayed always “not selected
- Fix an issue where insertion points multiplied too many when adding them with ^⇧↑ or ^⇧↓ shortcut under specific conditions
- Fix an issue where default theme change in the preferences was not applied to opened documents under specific conditions
- Fix an issue where unescaping replacement string in the regular expression replacement failed with specific text patterns
- Fix an issue where the editor's line height and tab width in the opened windows did not update even the setting is changed
- Fix an issue where the rainbow cursor could appear when finding the brace pair in the latter part of a large document
- Fix an issue where the application crashed when moving lines down under specific conditions
- Fix an issue where the “Sort by Pattern” with column sort key dropped the last character from the sort key string
- Fix an issue where the current line highlight remained when quickly moving selection by dragging
- Fix an issue where the writable area of newly added split editors shrank
- Fix an issue in scripting where settings some properties, such as tab width, tab expands and wrap lines, in the document creation phase were ignored
- Improve stability