CotEditor

Syntax Highlighting: Colorize more than 50 pre-installed major languages like HTML, PHP, Python, Ruby or Markdown. You can also create your own settings.

Free
Open Source
Mac OS X

syntax highlighting: colorize more than 50 preinstalled major languages like html, php, python, ruby or markdown. you can also create your own settings.

scriptable: make your own macro in your favorite language, whether it is python, ruby, perl, php, unix shell, applescript or javascript.

outline menu: extract specified lines with the predefined syntax, and you can jump to the corresponding line.

powerful find & replace: super powerful find and replace using the icu regular expression engine.

split editor: split a window into multiple panes to see different parts of your document at the same time.

incompatible characters: check and listup the characters in your document that cannot convert into the desired encoding.

cjk language friendly: estimate various file encodings accurately, toggle to vertical text mode and keep its line height correctly.

open source: coteditor is developed as an opensource project that allows anyone to contribute. (github https://github.com/coteditor/coteditor )

Links to official CotEditor sites

Features

File Versioning Colored Text macOS like

The Best 31 CotEditor Alternatives

syntax-highlighting filter is active.

1651 Like

Sublime Text

Sublime Text is a sophisticated text editor for code, html and prose - any kind of text file. You'll love the slick user interface and extraordinary features.

Freemium Mac OS X Windows Linux

Customizable Extensible by Plugins/Extensions Portable Lightweight Auto saving Distraction free UI Syntax Highlighting Minimap Optimized for fast boot Autocompletion Plugin API Code completion Automatic packaging Memory footprint Multiple cursors Package Control Plugins Feature Scriptwriting Assistant
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Vim

Vim ("Vi IMproved") is an advanced text editor that allows syntax highlighting, word completion and has a huge amount of contributed content. It also has a GUI version called GVim.

Free Open Source Mac OS X Windows Linux BSD Haiku OpenSolaris

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Atom

A hackable text editor for the 21st Century. At GitHub, we're building the text editor we've always wanted. A tool you can customize to do anything, but also use productively on the first day without ever touching a config file.

Free Open Source Mac OS X Windows Linux BSD Electron / Atom Shell

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gedit

Official text editor of the GNOME desktop environment. Has syntax highlighting and is suitable for programming, with support for several languages. It is extensible with plugins.

Free Open Source Mac OS X Windows Linux BSD GNOME OpenSolaris

Extensible by Plugins/Extensions Lightweight Spell checking Syntax Highlighting Autocompletion
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Geany

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Customizable Minimalistic Portable Lightweight Spell checking Syntax Highlighting Support for Large File Code navigation
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Visual Studio Code

Code combines the streamlined UI of a modern editor with rich code assistance and navigation, and an integrated debugging experience – without the need for a full IDE.

Free Open Source Mac OS X Windows Linux Electron / Atom Shell

Customizable Extensible by Plugins/Extensions Support for Javascript MarkDown support Lightweight Syntax Highlighting Mercurial support Version and Source control Dark theme Plugin support Autocompletion Bugs GIT support Code completion Intellisense Multiple cursors C# Scripting Embedded debugger Built in Terminal Git integration
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Notepad2

Notepad2 is a fast and light-weight Notepad-like text editor with syntax highlighting. Simple as possible, but yet powerful. Has full Unicode support.

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Portable Lightweight Syntax Highlighting Small size
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GNU Emacs

GNU Emacs is an extensible, customizable text editor—and more. At its core is an interpreter for Emacs Lisp, a dialect of the Lisp programming language with extensions to support text editing.

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Customizable Extensible by Plugins/Extensions Scripting Syntax Highlighting Package Control Terminal based Self documenting
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PSPad

PSPad is a freeware programmers editor in 8 languages for Microsoft Windows operating systems. Some features are highlighted syntax, ftp, projects and so on.

Free Windows

Portable Lightweight Syntax Highlighting
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Kate

Text editor for the KDE desktop environment with support for multiple languages and syntax highlighting. It is extensible with plugins. Features a MDI interface.

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Qt Creator

qt creator is a cross-platform c++, javascript and qml integrated development environment which is part of the sdk for the qt framework.

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Syntax Highlighting Autocompletion Refactoring
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A modified version (fork) of Notepad2 based on Kai Liu's and other people's patches.

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Portable Support for Unicode Syntax Highlighting Bookmarks Feature
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SynWrite

SynWrite is a free source code editor and notepad replacement for Microsoft Windows Operating Systems.

Free Open Source Windows Total Commander

Portable Syntax Highlighting
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RJ TextEd

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Portable Syntax Highlighting
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EditPlus

EditPlus is a text editor, HTML editor and programmers editor for Windows. While it can serve as a good Notepad replacement, it also offers many powerful features for Web page authors and programmers.

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Integrated Web Browser Tabbed interface Support for FTP Support for Unicode Syntax Highlighting Support for regular expressions Shell integration Search and replace
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Caret

professional text editing for chrome and chrome os. caret is a graphical text editor modeled on http://alternativein .

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Scratch is the text editor that works for you. It auto-saves your files, meaning they're always up-to-date. Plus it remembers your tabs so you never lose your spot, even in between sessions. Make it yours.

Free Open Source Linux

Extensible by Plugins/Extensions Tabbed interface Lightweight Scripting Syntax Highlighting
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Zed Code Editor

Zed is a fully offline-capable text and code editor you can use to edit files locally, on Dropbox, or remotely on any server.

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TwistPad

Twistpad is a fully featured text and code editor for Windows. Twistpad can be used as a simple notepad replacer, or a featured packed editor targeting web and software developers.

Commercial Windows

Portable Tabbed interface Support for Unicode Syntax Highlighting Search and replace

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CotEditor

Links to official CotEditor sites

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Categories

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The Best 31 CotEditor Alternatives

Sublime Text

Vim

Atom

gedit

Geany

Visual Studio Code

Notepad2

GNU Emacs

PSPad

Kate

Qt Creator

Notepad2-mod

SynWrite

RJ TextEd

EditPlus

Caret

slap

Scratch

Zed Code Editor

TwistPad

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