coteditor/CotEditor 5.0.0

on GitHub

system requirements: macOS 14 and later

New Features

• Folder Navigation: Open folders in CotEditor and browse their contents from the new sidebar to switch documents.
• Support macOS 15 Sequoia.
• Support Writing Tools with Apple Intelligence.
• [AppStore ver.] Now, the user can donate to the CotEditor project via in-app purchase in the new Donate settings pane.
• Add new “Select Enclosing Symbols” and “Split Selection by Lines” commands to the Edit > Select menu.
• Add new “Show in Finder” command to the File menu.
• Add new “Create Document in CotEditor” shortcut action.
• Add the “Highlight” color to the CotEditor theme format.
• Support the alpha channel for the current line in theme settings.
• Add Korean localization (Thanks to Minseok Choe!).
• Add Assembly syntax.
• Add new “Resinifictrix (Dark)” theme.

Improvements

• Change the system requirement to macOS 14 Sonoma and later.
• Add “Select Column Up/Down“ commands to the Edit > Select menu.
• Change the unit of character ranges handled in CotEditor Scripting for AppleScript from UTF-16 based to the Unicode grapheme cluster-based (This is to follow the specification change in AppleScript 2.0 introduced in Mac OS X 10.5).
• Improve VoiceOver support in the Quick Action bar.
• Update all the bundled themes to have the custom highlight color and a 70% opacity in the current line highlight.
• Improve the performance of counting values in the editor for the status bar and the document inspector to avoid flicking of the display.
• Set the editor's kerning to zero when a monospaced font is set via the Font panel.
• Update the cot command to ignore piped text if a file to open is specified.
• Rename the “New CotEditor Document with Selection” service with “New CotEditor Window Containing Selection.”
• Enable opening the Color Code window even without any documents.
• Ignore empty outline items.
• Avoid the theme loading error when a value is missing.
• Make more table columns sortable.
• Update the Swift syntax.
• Update C++ syntax (Thanks to Léo Natan!).
• Improve the User Guide contents.
• Remove Solarized themes from the bundle.
• [trivial] Organize the structure of the Edit menu.
• [trivial] Suppress display of the “Extracting” message on the navigation bar in instantaneous parsing.
• [trivial] Make names of code contributors in the About window selectable.
• [dev] Update the build environment to Xcode 16 (Swift 6, macOS 15 SDK).
• [dev] Migrate all unit tests to Swift Testing.
• [dev] Migrate the navigation bar and the Snippets settings view to SwiftUI.
• [dev] Update Yams from 5.1.2 to 5.1.3.

Fixes

• Fix an issue that the rectangular selection cannot stop the selection just until the second line from the end.
• Fix an issue that the English labels in the issue report template were unnecessarily localized.

Changes from 5.0.0-rc

Improvements

• Enable opening the Color Code window even without any documents.
• [rc][trivial] Adjust the window's appearance.
• [rc][trivial] Tweak localization.

Fixes

• Fix an issue that the English labels in the issue report template were unnecessarily localized.
• [rc] Fix an issue that variables in the Snippet settings are not highlighted.
• [rc][trivial] Fix a service name.

Full Changelog: 4.8.7...5.0.0