SlickEdit is a cross-platform, multi-language code editor that gives programmers the ability to code in over 40 languages on 7 platforms.

RJ TextEd is a full featured text and source editor with Unicode support, syntax highlighting and code folding. The functionality extends beyond text files and includes support for HTML editing with integrated preview, spell checking, auto completion, HTML validation, templates...

CodeLobster - Free portable PHP IDE with support Drupal, Smarty, WordPress, Joomla, JQuery, CodeIgniter, HTML, CSS, JavaScript, CakePHP, Facebook, Symfony

Intype is a powerful and intuitive code editor for Windows with lightning fast response. It is easily extensible and customizable, thanks in part to its support for scripting and native plug-ins. It makes development in any programming or scripting language quick and easy.

Notepad-like VB.Net multi-tab source code editor for Windows XP, Vista and Windows 7 that supports ASM, ASP.Net, Boo, C#, C++, CSS, HTML, INI, Java, JavaScript, Lua, Perl, PHP, Python, Ruby, SQL, VB.Net, XML and plain text files.

Jane is Just Another Nasty Editor, designed to view and edit all kind of ASCII files. There are millions of similar editors already available, but the choice is yours: those who try this might discover nice features they'll soon don't want to miss anymore.

Text.app is a simple text editor for Chrome OS and Chrome. It's fast, lets you open multiple files at once, has syntax highlighting, and saves to Google Drive on Chrome OS.

TEA is free text editor for Linux, *BSD, OS/2, Windows, Haicu. It depends on Qt 4.6+ or Qt 5 or Qt6, zlib and, optionally, on Aspell or Hunspell. The old (but renewed) branch, TEA-GTK depends on GTK+ 3 and GtkSourceView 3.

Thunderpad (formerly Textpad) is a simple, general-purpose and cross-platform text editor written in C++ using the Qt libraries. Thunderpad aims to be faster and more lightweight than most text editors, but as useful as them.

Extensible and light programmers' text editor.

SuperbEdit features Syntax Highlighting, Folder Management, Source Control Integration and much more...

Extensible SuperbEdit has been developed from the start to be extensible via Plugins (called Packages)

It's easy to cr.

vy is a modal editor with a very modular architecture. vy is built on top of Tkinter which is one of the most productive graphical toolkits; It permits vy to have such a great programming interface for plugins.

It is a comfortable text editor and a Windows Notepad replacement. In this program are combined: extended functionality, comfortable interface, flexible adjustment and all of this is absolutely free-of-charge!