(Not in order of preference)

Audio & Music

• Audacity
• HandBrake
• Rythmbox music player

Video

• OpenShot
• VLC
• Open Broadcaster Software

Text editing

• Emacs
• Vim
• Geany
• GNU Nano
• Gedit

Image manipulation & 3D Modeling

• GIMP
• Inkscape
• Blender

Programming

• Geany
• Eclipse
• NetBeans
• Visual Studio Code

Email

• Mozilla Thunderbird
• Geary
• Evolution

Web Browsing

• Mozilla Firefox
• Chromium
• GNOME Web
• Midon (Midori Browser)
• Pale Moon
• Konqueror

Astronomy

• Stellarium
• Sky Chart (Cartes du Ciel)
• Celestia

Office Suite

• Libre Office