Atomic
Self-hosted, semantically-connected personal knowledge base
Details
- External ID
- 47470433
- Source
- HN
- Company
- —
- Product
- Atomic
- Website domain
- github.com
- Launched
- March 21, 2026
- Cohort
- —
- Upvotes
- 152
- Upvotes percentile
- 0.9458794587945879
- Tags
- —
- Fetched at
- Sept. 7, 2026, 9:26 p.m.
- Updated at
- Sept. 7, 2026, 9:26 p.m.
Enrichment
- Theme
- alternative social platforms and feed readers
- Vertical
- Horizontal
- Function
- Data infrastructure
- Audience
- B2C
- AI stance
- Not AI
- Project type
- Commercial product
- Normalized one-liner
- personal knowledge base for organizing information
- Manually corrected
- False
Could you build this?
Yes Building a self-hosted personal knowledge base with semantic search and interconnected notes can be implemented with standard CRUD, SQLite/libsql, and open-source vector embedding libraries.
Discussion
20 comments analyzed.
Competitors mentioned: Obsidian, greywall.io, Other AI memory tools
Concerns raised: Graph view not currently useful at scale, Storage scalability for large knowledge bases, Claude forgetting information despite repeated mentions
Feature requests: Automatic atomization of session insights without manual prompting, PDF ingestion and OCR support, iOS app share target for mobile article capture, Stop hook to wire automatic learning from code sessions, Graph view improvements to prevent semantic hairball at scale
Competitors
Other products that read as similar to this one — 629 launches clear the similarity bar, closest 8 shown.
Attention rank: #37 of 630 (itself plus its competitors, highest first — normalized so YC and Product Hunt are compared fairly).
Launched 143 days after the earliest competitor.
- self-hydrating-notebook · github · 2026-09-13 · 7 upvotes · similarity 0.60
- Akashic · hn · 2026-07-19 · 11 upvotes · similarity 0.54
- A Local-First Agentic Knowledge Manager · hn · 2026-05-08 · 16 upvotes · similarity 0.53
- elementera-coast-source · github · 2026-09-19 · 9 upvotes · similarity 0.53
- doca · github · 2026-09-27 · 14 upvotes · similarity 0.52
- Kiso, an open-source publishing engine for Open Knowledge Format · hn · 2026-06-27 · 21 upvotes · similarity 0.51
- Ghostmeet · hn · 2026-07-08 · 17 upvotes · similarity 0.51
- fastjev · github · 2026-09-20 · 20 upvotes · similarity 0.50
Other launches for this product
- No other launches for this product.
Same idea, different domain
Nobody's really built a data infrastructure tool for Media & entertainment yet.