Visioo-writer supports document formats such as KWord, and this, an open-source word processor written in C++?
AbiWord AbiWord ( ) is a free and open-source software word processor written in C++. Since version 3 it is based on GTK+ 3. The name "AbiWord" is derived from the root of the Spanish word ""abierto"", meaning "open".
OpenFrameworks openFrameworks is an open source toolkit designed for "creative coding". OpenFrameworks is written in C++ and built on top of OpenGL. It runs on Microsoft Windows, macOS, Linux, iOS, Android and Emscripten. It is maintained by Zachary Lieberman, Theo Watson and Arturo Castro with contributions by other members of the openFrameworks community.