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CotEditor is a open sourced, Cocoa-based plain text editor for OS X. It supports syntax highlighting, powerful find and replace with OniGmo (regular expression engine) and other small goodies for coding. It can handle also CJK languages well.

What's New

Version 2.0.3:
  • Add Chinese (Simplified) localization. (Thanks to Wei Wang!)
  • Add feature to scale font size up by pinch gesture.
  • Add "Traditional Chinese (Big 5 HKSCS)", "Traditional Chinese (Big 5-E)" and "Traditional Chinese (Big 5)" to encoding list.
  • Add "show invisible characters" option to set visibility of all invisible characters at once.


  • OS X 10.7 or later

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5 8


Current Version (2.x)


Downloads 3,946
Version Downloads 313
License Free
Date 14 Dec 2014
Platform Intel 64 / OS X
Price Free
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