PKM 個人知識管理

date-create:: 2023-02-21

PKM stands for personal knowledge management.

A PKM system is used for Note-taking, as opposed to Consecutive Note-Taking, and for managing notes and documents in various formats.

PKM Systems

(broadly, including spaced repetition systems and some note-taking apps)

In use

(By frequency)

Obsolete

Heard of

(New to old)

Lattics (Official)
Innos Note
Nota.md
Minddode
XMind (Official)
Snipd (Official) - Note-taking from podcasts
Arc - A new browser
Sunsama - Daily planner
VimCal - Calendar and time management
Superhuman - Email
Lazy AI - Official
Drafts - Mobile-only app
Trilium Notes
Transno
MindMup
Ulysses
iWriter
Legend (was Moo.do)
Dynalist
Markdown Memo
Athens
Microsoft Loop - "Dead," per some user but "still usable"
Napkin
Miro - Whiteboard
Flomo 浮墨筆記 - personal microblog
Heptabase Official - Whiteboard
Foam, FoamBubble (Official ) - Inspired by Roam Research and written in VS Code as a collection of extensions
Zettlr - Markdown editor
Capacities.io (Official - Akin to Notion. Object-based note-taking.
Notesnook - End-to-end encryption.
Workflowy
Craft.do - Block-based
Mochi Cards - SRS in markdown, web
Reflect
MEM.ai (Official) - PKM with killer AI
Matter
Highlights
Joplin (Official ) - New Evernote, markdown, open source, cross-platform, bad at linking notes.
TheBrain - Zsolt started with this.
Glasp
DEVONthink
Tiddlywiki (Official )
Scrintal
Dendron
Todoist
Zettelkasten
Not an app but a method with apps implementing it to some degree, notably Roam
Remnote (Official）
Roam Research
A famous block-based note-taking system but not a Freemium (zh:Freemium) at $165/year. Zsolt used this after The Brain before Obsidian.
Mnemosyne
Notion - Database, AI, strong in publishing
SuperMemo
Out of which came Anki.
OneNote
GoodNotes
Quizlet

Note-taking/Annotation Apps

Apps that clearly don't count as PKM are listed here.
(Update 2023-07-18) I have neglected categorization of the long list above for long. It's futile trying to pigeon hole each of them. It's an exercise best suited for dataview and Tana)

Highlights

Tools for research

Search tools

A PKM system without good search functionality is not worth having.

Digital Gardening

People in PKM