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eugeniughelbur/obsidian-second-brain

Persistent memory for Claude Code and 6 other CLI agents, stored as plain markdown in your Obsidian vault. Stop re-explaining your projects, decisions and people every session. 45 commands: hybrid semantic search, self-rewriting notes, key-less web research, and scheduled agents that maintain the vault while you sleep.

This agent is preserved in the Radar archive and is not in the current homepage selection.

81/100Transparent Radar Score
★ 4,553GitHub stars
9/20/2026Last code update
agent-skillsai-agentsai-note-takingai-second-brainanthropicclaudeclaude-codeclaude-code-skillclaude-memoryclaude-pluginclaude-skillkarpathy-llm-wikiknowledge-graphknowledge-managementnote-takingobsidianobsidian-mdpersonal-knowledge-managementpkmsecond-brain

What does eugeniughelbur/obsidian-second-brain do?

Persistent memory for Claude Code and 6 other CLI agents, stored as plain markdown in your Obsidian vault. Stop re-explaining your projects, decisions and people every session. 45 commands: hybrid semantic search, self-rewriting notes, key-less web research, and scheduled agents that maintain the vault while you sleep.

Adoption21/25
Maintenance20/20
Project quality20/20
Agent relevance20/20
Demand evidence0/10
Momentum0/5

Adoption uses stars and forks; maintenance uses code activity; quality checks license and metadata; demand uses high-engagement open Issues; momentum uses star growth.

EDITOR'S RADAR TAKE

Editorial take

eugeniughelbur/obsidian-second-brain stands out in developer tooling because its launch connects a focused product promise with measurable community attention. It is most useful to evaluate as a workflow tool—not as a replacement for human judgment.

WHO IT IS FOR

Best suited for

Developers, engineering teams and technical founders.

Main capabilities

  • Persistent memory for Claude Code and 6 other CLI agents, stored as plain markdown in your Obsidian vault.
  • Stop re-explaining your projects, decisions and people every session.
  • 45 commands: hybrid semantic search, self-rewriting notes, key-less web research, and scheduled agents that maintain the vault while you sleep.

Practical use cases

eugeniughelbur/obsidian-second-brain may be useful for speeding up software delivery, testing, debugging or infrastructure workflows. The strongest fit depends on how well it integrates with a team’s existing tools, data and review process.

Open demand signals

No high-engagement open demand signal matched this project in the current scan. This does not mean demand is absent.

Potential advantages

  • Focused on developer tooling.
  • Shows ★ 4,553 GitHub stars and 568 forks.
  • Provides public source code and project history that can be independently verified.

Limits to consider

  • The listing is based on public launch information rather than a hands-on product review.
  • Features, pricing and availability may change; verify important details with the provider.
  • Compare it with 3 related Radar listings before choosing a workflow.

Similar agents to compare

OPEN-SOURCE SIGNAL

What the evidence suggests

eugeniughelbur/obsidian-second-brain ranks #1 among 36 tracked projects using public GitHub adoption, maintenance, quality, relevance, demand and momentum signals.

Automatically generated from public repository and Issue metadata. It is not a paid placement, endorsement, security audit or hands-on review.