Development

• PyPE
  PyPE (Python Programmers Editor) is a lightweight but powerful editor. Tools for the new and seasoned user alike are included out of the box, including syntax coloring, multiple open documents with t...
  
• Exchanger XML Browser
  Exchanger XML Browser - Visualising elements in a XML document. ...
  
• MSBang!
  MSBang! is a text editor featuring macro operations, multi-threaded search capabilities and syntax highlighting. ...
  
• Bless
  Bless - Gtk# Hex Editor ...
  
• Meddle
  Meddle is a programmer's text editor that provides semantic information of the text being edited. The editor maintains a complete parse tree of its current contents, using an algorithm known as in...
  
• Ektron eWebEditPro+XML
  Browser-based XML word processor-like editor. ...
  
• O-Zone's EDITor
  O-Zone's EDITor is a simple GTK+ 2 editor that is designed to be used for coding. Its design is based on SSEX, and it aims to be an integrated IDE. ...
  
• Gminied
  Gminied is a C editor which aims to be a GNOME KDevelop. ...
  
• Tulip IDE
  Tulip is a PHP-GTK based editor for PHP. It has an interface that allows you to set up your projects and deal with them in a distinct way through an intuitive file explorer tree. It has CVS controls,...
  
• MlView
  The MlView project is an on going effort to develop an xml editor for GNOME environment. ...
  
• e93
  e93 is a portable window-based text editor oriented to the needs of programmers. It uses the mouse, selections, cut/copy/paste, and closely follows the model of editors on the Macintosh and NeXT plat...
  
• Script Editor
  Text Editor for testing and develope of scripts. ...
  
• XED
  XED is a text editor for XML document instances. It is designed to support hand-authoring of small-to-medium-sized XML documents, and is optimized for keyboard input. It works very hard to ensure tha...
  
• XMLEditor
  XMLEditor is an application for editing XML files. It is written using the GTK widget set. ...
  
• LinuText
  LinuText is a text editor for Linux written in Tcl/Tk. It has all the basic features of the major text editors. It could edit many file at the same time. ...
  
• VladEd
  VladEd je textový a HTML editor napsaný v Tcl/Tk. ...
  
• lpe
  Lpe is a small, fast, visual text editor designed to make editing code easier. It provides simultaneously all the features that may be required in a good code editor while preserving a light and intu...
  
• Phpmode
  Phpmode is a mode for editing php files in jed. ...
  
• DigiPad
  DigiPad is a simple terminal mode text editor for Linux systems. It has been developed in C++ and uses the nCurses library. ...
  
• HT Editor
  HT Editor is a console-only user interface editor, using curses (or direct access). ...
  
• MIME-Editor
  MIME-Editor is a GTK frontend to the freedesktop.org shared MIME database, which is used by ROX. ...
  
• HexCurse
  Hexcurse is an user-friendly ncurses-based hex editor that contains many useful features. Some of its features include hex and decimal address output, ASCII/EBCDIC output, searching, jumping to speci...
  
• SKEdit
  a simple text editor for X11 using the GTK toolkit ...
  
• biew
  BIEW (Binary vIEW) is a free, portable, advanced file viewer with a built-in editor for binary, hexadecimal, and disassembler modes. It contains a highlight PentiumIII/K7Athlon/Cyrix-M2 disassembler,...
  
• tkXMLive
  tkxmlive is a Tcl/Tk XML editor. It has a fully configurable user interface based on XML description. ...