r/PKMS is a subreddit with 71k members. The most common kinds of discussions are solution requests and advice requests, and the community frequently discusses pkm, notes, ai, app, and pkms, and they frequently recommend/review note-taking app, notes app, and ai tools.
Personal Knowledge Management (PKM) includes methods and tools used for individuals to classify, store, and organize the information they learn and experience in their daily lives. There are a few objectives to this, including improving memory/recollection and creativity/idea creation.
Personal Knowledge Management Systems (PKMS) include methods like the Zettlekasten System and digital tools such as [[Logseq]]. Mind mapping could also be considered a method of PKM.
Popular Themes in r/PKMS
#1
Solution Requests
: "Notion, Obsidian, Jira... still not happy. What am I missing?"
23 posts
#2
Advice Requests
: "Course-ification of Jhonny Decimal..."
11 posts
#3
Self-Promotion
: "I built the opposite of Notion. It's a notes/second brain tool where you can't customize anything. It launches today!"
4 posts
#4
Ideas
: "1000 hours building a canvas-based second brain - what I learned about spatial PKM vs hierarchical vaults (won't promote)"
3 posts
Popular Topics in r/PKMS
#1
Pkm
: "Who has had a Pkm system used for 3+ years that they can truly say is working for them?"
62 posts
#2
Notes
: "How do you turn daily Notes and work experience into reusable skills, not just more Notes?"
38 posts
#3
Ai
: "Lore: an Ai personal knowledge management agent powered by local models"
36 posts
#4
App
: "Why do voice notes still feel so clunky in most productivity Apps in 2026?"
24 posts
#5
Pkms
: "For those that are using Pkms for years, what are the lessons that you learned? Did it improve anything in your work or life?"
24 posts
#6
Obsidian
: "Notion, Obsidian, Jira... still not happy. What am I missing?"
22 posts
#7
Knowledge
: "An open-source approach to removing the Knowledge-base maintenance tax"
19 posts
#8
Tool
: "in the age of AI, what's the actual edge of a PKM Tool?"
18 posts
#9
Notion
: "Notion, Obsidian, Jira... still not happy. What am I missing?"
13 posts
#10
Capture
: "Why most PKM systems are good at Capture but bad at maintenance"
10 posts
Products Discussed in r/PKMS
Note-taking App
24 reviews
#1
Joplin
4.5★ from 2 reviews
#2
SiYuan
4.5★ from 2 reviews
#3
Anytype
4.0★ from 2 reviews
Notes App
12 reviews
#1
Obsidian
4.7★ from 3 reviews
#2
Heptabase
4.0★ from 2 reviews
#3
AnyType
4.0★ from 2 reviews
Ai Tools
5 reviews
#1
Qolaba AI
4.0★ from 1 review
#2
Suno AI
4.0★ from 1 review
#3
Otter AI
5.0★ from 1 review
Flair Used in r/PKMS
#1
Discussion
: "Karpathy's LLM Wiki is just a worse version of what Tiago Forte has been teaching since 2017"
100 posts
#2
Method
: "Does anyone track and plan their day to day like this?"
28 posts
#3
Other
: "Built an offline-first PKM with real-time sync - would love feedback"
10 posts
#4
Feature
: "Canvas and documents should be one workflow"
9 posts
#5
Feedback welcome
: "If Pinterest+Notion+Obsidian+Miro+TickTick had a baby."
1 post
#6
Resources
: "Why most PKM systems are good at capture but bad at maintenance"
1 post
#7
Help
: "I need recommendations"
1 post
#8
Need Testing
: "Built a free, open-source markdown editor with live math and diagram preview"
1 post
Member Growth in r/PKMS
Yearly
+22k members(43.5%)
Similar Subreddits to r/PKMS
r/EntrepreneurRideAlong
701k members
19.8% / yr
r/micro_saas
105k members
1273.8% / yr
r/PersonalKnowledgeMgmt
3k members
11.6% / yr
r/ProductivityApps
176k members
126.2% / yr
r/SaaS
724k members
128.0% / yr
r/studying
69k members
35.6% / yr
r/studytips
260k members
61.0% / yr
r/theVibeCoding
15k members
330.1% / yr
r/VibeCodersNest
20k members
478.6% / yr
About
GummySearch helps people research Reddit communities by organizing activity, growth, themes, and post-level signals into one place.
This page gives a focused view of r/PKMS, including current member size, discussion patterns, product reviews, and related communities to explore.
This data is synced periodically so insights stay current and useful for ongoing research.
Last updated: June 15, 2026