The Nota text editor features a simple interface by default.
Gnome Text Editor
A simple text editor.
Pulsar
A Community-led Hyper-Hackable Text Editor.
Thorium Reader
Thorium Lector facile est uti EPUB legendi applicatione.
Linwood Gloria
Powerful, minimalistic, cross-platform, opensource note-taking app.
Core PDF
A simple lightweight PDF viewer.
Mouse pad
Mousepad is a simple text editor for Xfce .
Sleek
nitens est todo app ex todo.txt, gratuito et aperto fonte.
Windows
dupeGuru is a cross-platform (Linux, OS X, Windows) GUI tool to find duplicate files in a system.
Corepad
A document editor for C Suite.