GNU IceCat is the GNU version of the Firefox browser. Its main advantage is an ethical one: it is entirely free software.
Gmsh
A three-dimensional finite element mesh generator with built-in pre- and post-processing facilities.
Dupeguru
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.
Coreimage
An image viewer for C Suite.
Detwinner
Detwinner is the simplest and the fastest tool for removing duplicate files from your Linux PC.
Clapper
A GNOME media player built using GJS with GTK4 toolkit. The media player uses GStreamer as a media backend and renders everything via OpenGL.
Vnote
VNote is a Qt-based, free and open source note-taking application, focusing on Markdown now. VNote is designed to provide a pleasant note-taking platform with excellent editing experience.
processing
Processing is a flexible software sketchbook and a language for learning how to code within the context of the visual arts. Since 2001, Processing has promoted software literacy within the visual arts and visual literacy within technology. There are tens of thousands of students, artists, designers, researchers, and hobbyists who use Processing for learning and prototyping.
opensnitch
OpenSnitch is a GNU/Linux application firewall.