r/PKMS↗
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.
80k subscribers76 posts / mo in Sep 202673 authors / mosince 2021
r/PKMS has 80k members (+39% over the last 12 months). It gets about 76 posts a month from 73 people. Top topics: Obsidian Notes Plugin Usage, Note Taking Apps and Notion Usage.
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How r/PKMS has grown
Subscriber growth
Subscribers over time
Monthly activity
Posts, comments and authors per month
Topics and brands on r/PKMS
Top topics
Share of the subreddit's posts
- Obsidian Notes Plugin Usage4.2%
- Note Taking Apps3.6%
- Notion Usage3.3%
- Notes Features & Tags2.9%
- BookmarksSyncManagement2.0%
Brands people mention
Most-mentioned brands and sites, last 12 months
- Apple
- Coda
- Raindrop
- Obsidian
- Medium
Everything else about r/PKMS
Posting rules and account requirements, how often posts get removed, who writes here (age, gender, countries), what people ask for, how they talk, and related subreddits — all in the full report.
Posts and activity for Sep 2026. Members from Reddit's subscriber counts. Read from the same data the app runs on. Our research