Mozc - a Japanese Input Method Editor designed for multi-platform
Open source plain text editor designed for writing novels
Cut videos with a text editor
Personal mini-web in text
The Markdown Editor for Linux
A free and powerful office suite
General-purpose editor using subset of HTML5 as storage format
Text.ly - An alternative for Notepad.
Simple SQL-like syntax on top of Perl text processing
Music score editor
Configurable Editor in Python
IDE/Advanced text editor
Small, powerful, full featured WYSIWYG editor
A personal wiki created by your directory structure
So many tools to help a writer work but not all of them are free!
Complete tool for constructing/manipulating languages in digital form
The all in one solution for collaborative academic writing.