[gofreddygo]

TLDR version of what's in the comments :

  Anki
  Bear
  Bulletproof Workspace
  Commonplace
  Dokuwiki
  Emacs (org-mode)
  Evernote
  Everything
  Folder structure with files
  GTD
  GitJournal
  Github
  Google Docs
  Google Keep
  Joplin
  Markdeep
  Markdown
  Mental Pivot
  Mr. Dewey and his decimal numbering
  NeuraCache
  Notepad++
  Notion
  Obsidian
  OneNote
  Pen & Paper
  plain text (awk, sort, grep)
  Roam Research
  Spaceli
  Sublime
  SyncThing
  Synology
  Trello
  Trove
  Twitter
  Typora
  Vim
  Wiki
  Zettelkasten

[quickpost]

Laughed at this list.... But you missed org mode devotees!

[gofreddygo]

Hah... I was being tongue in cheek with this list of usual suspects and assumed emacs implied org-mode for this. Made it explicit.

[eddof13]

Also DevonThink