Text expander(auto-type) application
Open/Libre Office extension for converting eBooks in fb2 format
Stanford CoreNLP, a Java suite of core NLP tools
FCKeditor (retired)
Open source text shaping engine
Ada Class Library - an object orientated library for Ada.
Traditional/Simplified Chinese conversion with CLI or GUI
MadEdit-Mod is a cross platform Text/Hex editor based on MadEdit
Spell check, grammar check and hyphenation for Bulgarian language
Vim-like editing in Eclipse
Chordpro editor that can display, transpose and print song sheets.