- backups: restic
- synchronizing data between devices: Syncthing
- contacts and calendars: Radicale Cal- & CardDAV server with Cardbook Thunderbird plugin
- archiving on external HDDs: git-annex (on Windows: with Fedora on VirtualBox VM - WSL wasn't reliable enough)
- music: foobar2000
- saving complete web pages as a single HTML file: monolith
I also used to handle long-term TODO's with Org mode in Emacs & Orgzly on Android, and everyday ones with todotxt.net, but currently I just have a long plaintext file.
Firefox extensions
- Cookie AutoDelete
- Decentraleyes
- HTTPS Everywhere
- Privacy Badger
- Firefox Multi-Account Container
- Facebook Container
- KeePassXC-Browser
- text editor: Markor, supports todo.txt & markdown
- contacts and calendar synchronization: DAVx⁵
- YouTube & Soundcloud: NewPipe - allows background listening
- classic start menu (w10): Classic Shell
- manage privacy settings (w10): debotnet
- scanning: NAPS2
- CD/DVD burning: ImgBurn
Note: I recently used to work on macOS in 2018.
- text editor: TextMate