current time for me is:
Architecture: X86_64
OS: CachyOS Linux
DE: KDE Plasma 6.6 X11
Code OSS (Arch package name is vscode)
doc/docx: LibreOffice Writer supports doc/docx along with writing PDF files
ppt/pptx: LibreOffice Impress supports all major filetypes used by MS powerpoint
Emails: Betterbird is a fork of Mozilla's Thunderbird allowing easy access and filtering for multiple emails with local storage of emails being an option
PDF: LibreOffice Writer can write PDF files, and for viewing/editing/creating I can use OnlyOffice's PDF reader or Okular
Images: Krita is the most powerful OpenSource image editor on both Windows and Linux and is widely used among 2D artists
Video Editing Kdenlive