FOSS tools I use and enjoy
Media
ffmpeg | Command line/scriptable media editing | https://ffmpeg.org/
VLC | Media player | https://www.videolan.org/vlc/
Art
Inkscape | Vector graphics creation/editing | https://inkscape.org/
Krita | 2D art creation/editing | https://krita.org/en/
Blender | 3D art creation/editing | https://www.blender.org/
Ezgif | Gif creation/editing/optimizing | https://ezgif.com/
Openshot | Video editing | https://www.openshot.org/
Programming
Helix editor | TUI code editor | https://helix-editor.com/
Misc
qbittorrent | Torrenting utility | https://www.qbittorrent.org/
Librewolf | Privacy/security focused branch of Firefox | https://librewolf.net/