Plugin driven WYSIWYG markdown editor framework
jEdit is a programmer's text editor written in Java.
Vim - the ubiquitous text editor
Save time and effort of converting into Unicode through native2ascii
MadEdit-Mod is a cross platform Text/Hex editor based on MadEdit
A hex editor Eclipse plugin and multi-platform desktop application
vi vim plugin for netbeans
Small, powerful, full featured WYSIWYG editor
VTL (Velocity Template Language) edit support for the NetBeans IDE.
LaTeX, AscciMath and MathML editor developed in Javascript and HTML
jEdit plugin that opens a file if clicked or in selected text.
A Gedit plugin for exact, character based change logging