CotEditor

Utilities · Dev tools

Mac

Plain-text editor for macOS with syntax highlighting for more than 60 languages, powerful find and replace and scripting support.

Get it

Install with Homebrew: brew install --cask coteditor

This app has paid upgrades — but its free tier is the complete product. Most people who use it never feel the need to pay.

Optional donation in-app purchases (Espresso $4.99 and Coffee Beans $19.99) support the project and unlock nothing; every feature is free.

✓ Open source ✓ Works offline ✓ No account needed

Reports go to a human review queue. No timeline promised — this is a small pilot, but every report gets read.