C++ Qt ORM (Object Relational Mapping) and ODM library
XML editor
Kile is a feature-rich LaTeX editor
Editor for Fixed Width, Csv and Existing Xml files.
Another drawing editor for LaTeX with PSTricks & TikZ
An editor for structured documents
Minimalistic address book in web browser. No server or plugin needed.
An easy to edit webpage template / cheatsheet
A hex editor Eclipse plugin and multi-platform desktop application
CAM XML Editor for XML+JSON+Hibernate+SQL Open-XDX sponsored by Oracle
Vector drawing program for LaTeX using PSTricks
Music score editor
DocBook Editing and Processing for Eclipse
Small, powerful, full featured WYSIWYG editor
2D Editor to manage garden or flat plan
Clean, powerful templates for Java
XML bindings and a GUI for creating and editing XBMC Scrapers
A free universal Braille Transcriber