jEdit is a programmer's text editor written in Java.
Ada Class Library - an object orientated library for Ada.
Portable multi-file text editor & the smallest full-function vi clone
wxMEdit, Cross-platform Text/Hex Editor, Improved Version of MadEdit
An Easy to use Browser Based MarkDown Editor With Live Preview Panel
A hackable text editor for the 21st Century
A modern, lightweight yet powerful text editor
HTML/CSS/JS and Markdown Playground For Web Designers and Developers
Multi-format web publishing system based on Texinfo
Localization tools built by localizers for localizers
Aspose for Spring.Java provides Aspose API samples for Spring.Java.
Library of linguistic tools
Lite weight editor designed to allow basic editing of text file.
A prototype extensible XML editor based on Mozilla technology
A wysiwyg HTML editor that uses the Mozilla Composer codebase