Open source PDF editor
Open-source, cross platform Qt based IDE for reverse-engineering
JUCE is an open-source cross-platform C++ application framework
Cross-platform SDK for creating and modifying PDF documents
C++ Qt ORM (Object Relational Mapping) and ODM library
Free Educational Tool for Beginner LOGO Coding (STEM Students / Kids)
Kile is a feature-rich LaTeX editor
Simple and flexible programming language for applications development
Delphi : VRCalc++ OOSL & + (Paged List, TextEditor, VRAstroVision ...)
Thinking notebook and Markdown editor
Fractals generator with powerful functionality.
Plugin performs preview of documents written in some markup languages.
The solution to all your problems
Android on PXA270