GNU TeXmacs is a text editing platform which is specialized for scientists. It is ideal for editing structured documents with different types of content. It has robust support for mathematical formulas and plots. It can also act as an interface to external mathematical programs such as R and Octave. TeXmacs is completely extensible via Guile.

Jupp is the portable version of JOE’s Own Editor. It has been enhanced by functions intended for programmers or other professional users. It comes with the editor flavors known from joe, specifically, jmacs, joe, jpico, jstar, and rjoe.

dte is a portable console text editor with features like multiple buffers/tabs, syntax highlighting, customizable color scheme (including support for 24-bit true colours), kitty keyboard protocol, editorconfig support, amongst other features.

Text Pieces is a tool for quick text transformations such as checksums, encoding, decoding, etc.

The basic features of Text Pieces are:

• Base64 encoding and decoding

• SHA-1, SHA-2 and MD5 checksums

• Prettify and minify JSON

• Covert JSON to YAML and vice versa

• Count lines, symbols and words

• Escape and unescape string, URL and HTML

• Remove leading and trailing whitespaces

• Sort and reverse sort lines

• Reverse lines and whole text

• You can write your own scripts and create custom tools

Leafpad is a GTK+ text editor that emphasizes simplicity. As development focuses on keeping weight down to a minimum, only the most essential features are implemented in the editor. Leafpad is simple to use, is easily compiled, requires few libraries, and starts up quickly.

L3afpad is a GTK+ 3 text editor that emphasizes simplicity. As development focuses on keeping weight down to a minimum, only the most essential features are implemented in the editor. L3afpad is simple to use, is easily compiled, requires few libraries, and starts up quickly. L3afpad is a fork of Leafpad that uses GTK+ 3 instead of GTK+ 2.

EditorConfig makes it easy to maintain the correct coding style when switching between different text editors and between different projects. The EditorConfig project maintains a file format and plugins for various text editors which allow this file format to be read and used by those editors.

Vis aims to be a modern, legacy free, simple yet efficient vim-like text editor. It extends vim's modal editing with built-in support for multiple cursors/selections and combines it with sam's structural regular expression based command language.

e3 is a micro text editor with an executable code size between 3800 and 35000 bytes. Except for ``syntax highlighting'', the e3 binary supports all of the basic functions one expects plus built in arithmetic calculations. UTF-8 coding of unicode characters is supported as well. e3 can use Wordstar-, EMACS-, Pico, Nedit or vi-like key bindings. e3 can be used on 16, 32, and 64-bit CPUs.

parinfer-rust-emacs is an Emacs-centric fork of parinfer-rust, itself an implementation of Shaun Lebron’s Parinfer. This builds a shared library intended to be loaded by the emacs-parinfer-rust-mode Emacs plugin, though a standalone binary is built also.

XNEdit is a fast and classic X11 text editor, based on NEdit, with full unicode support and antialiased text rendering.

Ed is a line-oriented text editor: rather than offering an overview of a document, ed performs editing one line at a time. It can be executed both interactively and via shell scripts. Its method of command input allows complex tasks to be performed in an automated way. GNU ed offers several extensions over the standard utility.

Manuskript provides a rich environment to help writers create their first draft and then further refine and edit their masterpiece. With Manuskript you can:

• Grow your premise from one sentence, to a paragraph, to a full summary,

• Create characters,

• Conceive plots,

• Construct outlines (Outline mode and/or Index cards),

• Write with focus (Distraction free mode),

• Build worlds,

• Track items,

• Edit and re-organize chapters and scenes,

• View Story line,

• Compose with fiction or non-fiction templates and writing modes,

• Import and export document formats such as HTML, ePub, OpenDocument, DocX, and more.

Additionally Manuskript can help in many more ways with a spell checker, markdown highlighter, frequency analyzer, and automatic save in plain text file format.

micro is a terminal-based text editor that aims to be easy to use and intuitive, while also taking advantage of the capabilities of modern terminals.

The edlin program is a small line editor, written for FreeDOS as a functional clone of the old MS-DOS program edlin.

GNU TeXmacs is a text editing platform which is specialized for scientists. It is ideal for editing structured documents with different types of content. It has robust support for mathematical formulas and plots. It can also act as an interface to external mathematical programs such as R and Octave. TeXmacs is completely extensible via Guile.

This package provides a modeless text editor with menu bar. It supports syntax highlighting, regular expressions, configurable menus, keybindings, autocomplete and unlimited undo. It can pipe a marked block of text through any command line filter. It can also open very large binary files. It was originally developed on the Amiga 3000T.

mle is a small, flexible, terminal-based text editor written in C. Notable features include: full Unicode support, syntax highlighting, scriptable rc file, macros, search and replace (PCRE), window splitting, multiple cursors, and integration with various shell commands.

Lem is a Common Lisp editor/IDE with high expansibility.

Tecoc is a portable version of the venerable TECO written in C that strives to keep the original behavior.

Fe is a small folding editor. It folds arbitrary text regions; it is not bound to syntactic units.

Fe has no configuration or extension language and requires no setup. Its user interface is emacs-like and it has menus for the very most important functions to help beginners. Further there is a reference card. It offers:

• Regions and Emacs-like kill ring

• Incremental search

• Keyboard macros

• Editing binary files

• Multiple windows and views

• Compose function for Latin 1 characters

Hexer is a multi-buffer editor for binary files for Unix-like systems that displays its buffer(s) as a hex dump. The user interface is kept similar to vi/ex.

Mg (mg) is a GNU Emacs style editor, with which it is "broadly" compatible. This is a portable version of the mg maintained by the OpenBSD team.

GNU nano is a small and simple text editor for use in a terminal. Besides basic editing, it supports: undo/redo, syntax highlighting, spell checking, justifying, auto-indentation, bracket matching, interactive search-and-replace (with regular expressions), and the editing of multiple files.