Second Brain Lint

by NicholasSpisak

Second Brain Lint is a Quality skill for Claude Code, published by NicholasSpisak in second-brain.

686 stars104 forkson NicholasSpisak/second-brainAdded 2026/08/23+1% in starsRepository updated 2026/04/07

View source on GitHub Download repo ZIP

agent-skillsaiknowledge-basellmmarkdownobsidianpersonal-wikisecond-brain

Install in seconds

Install Second Brain Lint

Copy Second Brain Lint into your Claude Code skills folder. Run the command in your terminal, or review the source on GitHub before installing.

terminal

npx degit https://github.com/NicholasSpisak/second-brain/tree/main/skills/second-brain-lint ~/.claude/skills/second-brain-lint

Requires Node.js. Downloads this skill only — not the rest of the repository — into your Claude Code skills folder.

Without Node.js

git clone https://github.com/NicholasSpisak/second-brain.git

Clones the whole repository, then copy the skill’s own directory into your skills folder yourself.

In this catalog

Source file: skills/second-brain-lint/SKILL.md in NicholasSpisak/second-brain
Installs to: ~/.claude/skills/second-brain-lint
Collection: One of 4 skills cataloged from this repository
Category: Quality — 1354 skills

What Second Brain Lint does

Second Brain Lint checks the wiki for broken links, orphan pages, contradictions, stale claims, and missing cross-references. Use it when you want to audit wiki quality or find problems.

Second Brain Lint is cataloged under Quality on DirSkills. Second Brain Lint comes from a repository tagged agent-skills, ai, knowledge-base, llm and markdown.

Documentation

README

Excerpt

# Find all wikilinks across wiki pages
grep -roh '\[\[[^]]*\]\]' wiki/ | sort -u

Cross-reference against actual files in wiki/.

2. Orphan pages

Find pages with no inbound links — no other page references them via [[wikilink]].

This is the opening of the README. Read the full README on GitHub.

Commands Second Brain Lint provides

Slash commands named in this skill’s SKILL.md, listed in the order they first appear.

/second-brain-ingest
/second-brain-query

Frequently asked about Second Brain Lint

What else does NicholasSpisak publish alongside Second Brain Lint?
Second Brain Lint is one of 4 skills that DirSkills catalogs from NicholasSpisak/second-brain, the repository it ships in. Its siblings there include Second Brain, Second Brain Ingest and Second Brain Query. Each one is a separate skill with its own page in this directory, installs the same way Second Brain Lint does, and is maintained by NicholasSpisak in that same repository. The rest of the collection is listed on the NicholasSpisak/second-brain page.
How does Second Brain Lint compare to other Quality skills?
Second Brain Lint ranks #1056 by stars among the 1354 Quality skills in this catalog. The most-starred ones next to it are Benchmark, Benchmark Optimization Loop and API Design Patterns. DirSkills ranks by the star count of the repository each skill ships in, so that order reflects how popular those repositories are rather than any review of Second Brain Lint against them. Open each page to compare what they document and how they install.