CotEditor is a lightweight, concise, but powerful text editor for editing plain text files (such as web page HTML, CSS), program source code (Python, Ruby, Perl, etc.), structured text (Markdown, Textile , TeX, etc.) or any other type of plain text.

CotEditor 4.5 is officially released, and the updated content of this version is as follows:

System Requirements:

new function:

• Updated code snippet functionality to be able to name, change order, and execute from the menu
• Add a submenu for inserting code snippets in the text menu
• Added a new scope “syntax style” in code snippet function to execute code snippet function only in specific syntax style
• Added a new variable “selection” to the snippet function to place the currently selected text in the inserted text.
• Enables the character inspector to examine more information about each Unicode scalar that makes up a character.

Improve:

• Rebuilt “Snippets” (e.g. “File Drop”) and “Key Bindings” panels in the “Settings” window
• Allow keyboard shortcuts to use single function keys.
• Update item order of edit menu
• Changed count char/line/word count to count all elements in multiple selections
• Changed trigger autocompletion threshold to 3 letters to optimize computation time for large files
• allow _ as a character to complete the candidate
• Synchronizes the visibility of all navigation/status bars in the application
• Optimize text editing performance when URL links are enabled
• Made filter highlighting for outline lists clearer in dark mode
• Update Swift syntax style, add Swift 5.8 keywords
• Obsolete Insert Encoding Name command (use AppleScript instead)
• Update help content
• [非 AppStore 版本] Update Sparkle from 2.3.1 to 2.3.2
• [dev] Update Yams from 5.0.4 to 5.0.5

repair

• Fixed an issue in the search window where an error dialog for an invalid regular expression would also appear when incrementally searching.
• Fixed an issue where the app was not terminated when the app entered the background when no files existed.
• Fixed an issue where the replace button in the find window would not select the next match
• Fixed bottom buttons misalignment on macOS 12
• Fixed an issue where all URL links were removed when an external process updated the document
• Fixed redo action tags for line ending conversions and file encoding changes

For more details, please check: https://github.com/coteditor/CotEditor/releases/tag/4.5.0