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An AI-augmented second brain you can self-host

3 starsTypeScript

Domvault – self-hostable second brain with consent-based note sharing

by quietdrift_04·Jun 21, 2026·2 points·0 comments
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AI Analysis

●●SolidBig BrainShip ItNiche Gem

Self-synthesis loop creates note connections overnight, but Constellation sharing stays speculative.

Strengths
  • •Scheduled synthesis job generates 'sparks' linking two notes without manual effort
  • •CLAUDE.md agent contract standardizes AI workflows across ingestion and synthesis
  • •Attribution tracking preserves credit when published nodes get pulled into other brains
Weaknesses
  • •Constellation marketplace is design-only spec with no working implementation yet
  • •Only 15 commits and 3 stars signals very early MVP stage
Category
Productivity
Target Audience

Obsidian users, knowledge workers, researchers who self-host

Similar To

Obsidian · Mem.ai · Logseq

Post Description

Hi HN, wanted to translate this into a more human-readable post - please see below and would love any and all feedback!

What is it: A second brain you self-host and engine to compound itself and spark new ideas, from your own ideas.

Why: ROI on your own knowledge, actually realize the value from your ideas. Down the line I'd love for this to evolve into a wider / shareable concept -- Haven't fully figured this out yet which is part of the reason I am posting. View the /constellation folder for the specs on that concept. (Self hosting engine is all in the repo as well)

Looking forward to hearing from anyone!

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