Top Alternatives to Aquamacs 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.

GNU Emacs is the most popular and most ported Emacs text editor.

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.

Notepad is a simple text editor for Microsoft Windows and a basic text-editing program which enables computer users to create documents.

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.

HxD is a hex editor, disk editor, and memory editor.

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

TextPad is a text editor for the Windows.

Qt Creator is a cross-platform C++, JavaScript and QML integrated development environment which is part of the SDK for the Qt GUI Application development framework.

EditPad Lite a text editor with all the necessary basic features. Free for non-commercial use. An ideal replacement for Notepad.

ReText: Simple but powerful editor for Markdown and reStructuredText.

TextEdit is a simple, open source word processor and text editor, first featured in NeXTs NeXTSTEP and OpenStep.

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.

Scribes is a minimalist text editor that combines simplicity with power.

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

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.

wxHexEditor is an open source cross-platform hex editor written in C++ and wxWidgets. It can work as low-level disk editor too.

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.

MadEdit is a cross-platform text/hex editor.

Hex Workshop is a hex editor software.

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