Top Alternatives to GNU Emacs

Notepad++ is a free open source notepad replacement and code editor with nice features. It supports syntax highlighting for many languages and has an extension system as well.

Sublime Text is a code editor and syntax highlighter with advanced features which can be enhanced with extensions too.

Eclipse is a free and open source IDE - Integrated Development Platform.

Vim is an open source advanced text editor.

Atom is a free open-source code editor from Github.

gedit is a free and open-source code editor.

Geany is a text editor using the GTK+ toolkit with basic features of an integrated development environment.

TextMate is a graphical text editor for OS X 10.8+.

PSPad is a freeware programmer's editor for Microsoft Windows operating systems.

Visual Studio Code is a source code editor developed by Microsoft for Windows, Linux and macOS.

GNU nano is a text editor for Unix-like computing systems or operating environments using a command line interface.

KDE Advanced Text Editor (KATE) is a free and opensource text editor.

UltraEdit is the world's best text editor for Windows, Mac, and Linux.

SciTE is a SCIntilla based Text Editor.

Bluefish is a free software advanced text editor with a variety of tools for programming in general and the development of dynamic websites.

Leafpad is an open source text editor for Linux, BSD, and Maemo.

VSCodium is an OpenSource repo of Free or Libre Open Source Software Binaries of VSCode.

TextPad is a text editor for the Windows.

Haroopad is a markdown enabled document processor for creating web-friendly documents.

Light Table is the next generation code editor. Light Table Connects you to your creation with instant feedback and showing data values flow through your code.

Orwell Dev-C++ is a free, portable, fast and simple C/C++ IDE.

eXnicCenter is an editor which provides exciting and time saving features like syntax highlighting, auto completion, bracket matching and spell checking.

Vim text editor for Mac OS X.

RJ TextEd is a freeware Unicode text and source code editor for Windows, that can also be used as a simple web development tool.

Textadept is a free software minimalist text editor designed for computer programming.

SynWrite is a free source code editor, HTML editor, and Notepad replacement for Windows systems.

Lime Text is an Open Source, Elegant, and Free Text Editor.

Vim is a clone of vi text editor program for Unix.

Caret is a professional text editing for Chrome and Chrome OS.

Editra is a cross-platform, open-source text editor, released under a wxWindows license.

wxMEdit is a cross-platform Text/Hex Editor written in C++ & wxWidgets. wxMEdit is an improved version of MadEdit which has been discontinued.

JOE is a full featured terminal-based screen editor.

CotEditor is a text editor for macOS.

Zed is a fully offline-capable, open source, keyboard-focused, text and code editor for power users.

GNOME Builder is a general purpose integrated development environment (IDE) for the GNOME desktop environment.

MadEdit is a cross-platform text/hex editor.

HippoEDIT is a fast and easy to use Windows text editor.