Top Alternatives to UltraEdit

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.

Vim is an open source advanced text editor.

NetBeans is Integrated Development Environment (IDE) for developing complex applications.

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

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

Aptana Studio is a free open-source web development IDE

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

Coda is a distributed file system developed as a research project.

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

Code::Blocks is a free, open-source, cross-platform C, C++ and Fortran IDE built to meet the most demanding needs of its users.

Komodo Edit is a free text editor for dynamic programming languages.

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.

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.

jEdit is a free software text editor available under the GNU General Public License version 2.0. It is written in Java and runs on any operating system with Java support, including BSD, Linux, macOS and Windows.

Espresso helps you write, code, design, build and publish with flair and efficiency.

EmEditor is a lightweight extensible commercial text editor for Microsoft Windows.

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

Programmers Notepad(PN1) is an open-source text editor targeted at users who work with source code.

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.

Peppermint is a Code editor for OSX.

BBEdit is a proprietary text editor.

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.

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

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.

Codiad is an open source, web-based, cloud IDE and code editor with minimal footprint and requirements.

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

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

HTML-Kit is an HTML editor for Microsoft Windows.

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

PhpED is a PHP IDE integrated development environment for developing web sites using PHP, HTML, Perl, JScript and CSS.

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

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.

Aquamacs is an Emacs text editor for macOS.

010 Editor is a text editor.

CotEditor is a text editor for macOS.

TweakStyle is an advanced Code editor for creating and customizing the Web.

Icecoder is a open-source code editor, providing a modern approach to building websites.

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