Agent skill

Schema Author

by inbrainfun in inbrainfun/inbrain

Evolve your brain's schema pack. An agent skill from inbrainfun/inbrain.

Custom licenceAuto-check passed

Install Schema Author

skills CLI
$ npx skills add inbrainfun/inbrain --skill schema-author -a claude-code

Project install by default; add -g for ~/.claude/skills/.

GitHub CLI
$ gh skill install inbrainfun/inbrain schema-author --agent claude-code

Project scope by default; add --scope user for a personal install. Needs GitHub CLI 2.90.0 or later (public preview).

Manual copy
$ git clone --depth 1 https://github.com/inbrainfun/inbrain.git skills-src && mkdir -p .claude/skills && cp -r skills-src/skills/schema-author .claude/skills/schema-author && rm -rf skills-src

Use ~/.claude/skills/ instead of .claude/skills for a personal install. The folder must contain SKILL.md.

Claude Code skills documentation · loads skills from .claude/skills/

Facts

Skill name
schema-author
GitHub stars
142
Used in
1 other repo
Token cost
~3.3k tokens
SKILL.md length
1,204 words
Files
1
Skills in repo
54
Repo updated
First seen
Licence
Custom licence

At a glance

Evolve your brain's schema pack. An agent skill from inbrainfun/inbrain.

  • Works in 7 steps: Brain (know which pack is active) → Assess (what does the current pack cover?) → Propose (what types should the pack add?) → …
  • An agent notices untyped pages
  • SKILL.md covers Non-goals (use these other…, Convention, When to invoke and Tutorial + vision, plus 6 more sections
  • Calls git

What it does

Schema Author is an agent skill from inbrainfun/inbrain. Evolve your brain's schema pack. Add page types, propose new ones from corpus scans, backfill page.type on existing pages, audit pack health. Triggers when an agent notices untyped pages, custom domains needing typed entities (researcher, contract, deposition), or wants to see what types the pack declares.

Its SKILL.md is about 3.3k tokens, which your agent loads only when the skill is triggered. It is a single SKILL.md file with no bundled scripts.

When your agent uses it

  • An agent notices untyped pages
  • Custom domains needing typed entities (researcher
  • Wants to see what types the pack declares

Example prompts

  • “/schema-author”

Workflow steps

7 steps, taken from the step headings in SKILL.md.

  1. Brain (know which pack is active)
  2. Assess (what does the current pack cover?)
  3. Propose (what types should the pack add?)
  4. Apply (mutate the pack)
  5. Sync (backfill existing pages with the new types)
  6. Verify
  7. Commit (preserve the change)

What it can do on your machine

Read from SKILL.md and the folder at commit 5231990. It shows what the files ask for, not the result of running them.

  • Tool permissions

    Pre-approves nothing: there is no allowed-tools line, so your agent's usual permission prompts apply.

    From allowed-tools in the SKILL.md frontmatter.

  • Runs code

    Shell commands in SKILL.md call:

    • git

    From the folder's file list and the shell code blocks in SKILL.md.

  • Network

    No URLs in SKILL.md. Its commands use git, which can reach the network depending on how they are called.

    From URLs in SKILL.md, links to its own repository left out.

  • Credentials

    Names no API keys, tokens, secrets or passwords.

    From names ending in _API_KEY, _TOKEN, _SECRET, _KEY or _PASSWORD in SKILL.md.

Context cost

Schema Author loads about 3.3k tokens when it runs. Until then it costs about 80 tokens; SKILL.md has 1,204 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~80
When it runs · the whole SKILL.md, loaded when a task matches
~3.3k

Estimates: characters ÷ 4, the usual rule of thumb; real counts depend on the model's tokenizer. Scripts and assets cost tokens only if the agent reads them.

Safety

Auto-check passed

The automated check found no risky patterns in SKILL.md.

Automated static check — not a guarantee. Review scripts before installing. It scans the text of SKILL.md for risky patterns (piping downloads into a shell, reading credential files, hidden Unicode, destructive commands); files beside SKILL.md are not scanned.

SKILL.md

Its licence (Custom licence) doesn't allow us to republish the file, so here is its outline and opening line. It has 1,204 words (~3,308 tokens).

“This skill AUTHORS the schema pack (adds page types, link verbs, prefixes, flags). For these adjacent jobs, route elsewhere:”

— opening of SKILL.md by inbrainfun, Custom licence
name
schema-author
tools
inbrain schema active, inbrain schema list, inbrain schema stats, inbrain schema review-orphans, inbrain schema detect, inbrain schema suggest, inbrain schema…
triggers
add a page type, add a type to my schema, my brain has untyped pages, schema isn't matching my notes, propose new types from my corpus, backfill page types…
brain_first
exempt

Read the full SKILL.md on GitHub

Files

Just SKILL.md in skills/schema-author of inbrainfun/inbrain.

Open the folder on GitHubat commit 5231990

Used in 1 other repository

We found 2 copies of this SKILL.md (exact, near-identical or edited) in other folders, from 1 other GitHub owner. This page covers the copy in inbrainfun/inbrain, which our catalogue first saw on October 7, 2026.

Compare with similar skills

Schema Author next to the 5 skills that share the most tags, products or categories with it. Stars are the repository's; “used in” counts other GitHub owners with a copy.

Schema Author compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Schema Author this skillinbrainfun/inbrain1421 repos~3.3kAutomated safety check: PassCustom licence
NotebookLM Research AssistantPleasePrompto/notebooklm-skill7.8k13 repos~2.4kAutomated safety check: NotesMIT
Hypothesis Generationspacering-net/codeg3.8k15 repos~3.6kAutomated safety check: NotesMIT
GitHub Deep Researchbytedance/deer-flow83k5 repos~1.3kAutomated safety check: PassMIT
Tavily Web Searchallenpeng0705/EnvoyMesh3.1k4 repos~2.5kAutomated safety check: NotesNone
Nature Paper CardYuan1z0825/nature-skills46k2 repos~2.1kAutomated safety check: PassApache-2.0

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All 54 skills in this repo
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  • Enrich

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  • Idea Lineage

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    142 GitHub starsUsed in 1 repo~2.2k tokens
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  • Maintain

    inbrainfun/inbrain

    Brain health checks: back-link enforcement, citation audit, filing validation, stale info detection, orphan pages, and benchmarks.

    142 GitHub starsUsed in 1 repo~4.4k tokens
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  • Idea Ingest

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Questions about Schema Author

What does Schema Author do?

Evolve your brain's schema pack. An agent skill from inbrainfun/inbrain. Schema Author is an agent skill from inbrainfun/inbrain. Evolve your brain's schema pack.

When should I use Schema Author?

Schema Author fits situations like: an agent notices untyped pages; custom domains needing typed entities (researcher; wants to see what types the pack declares.

How do I install Schema Author in Claude Code?

Run `npx skills add inbrainfun/inbrain --skill schema-author -a claude-code`. Or copy the skill folder (skills/schema-author in inbrainfun/inbrain) into .claude/skills/schema-author in your project. Claude Code loads it when a task matches its description.

How do I install Schema Author in Codex?

Run `npx skills add inbrainfun/inbrain --skill schema-author -a codex`. Or copy the skill folder (skills/schema-author in inbrainfun/inbrain) into .agents/skills/schema-author in your project. Codex loads it when a task matches its description.

Can I use Schema Author in Cursor, Gemini CLI or GitHub Copilot?

Cursor, Gemini CLI, GitHub Copilot and OpenCode also load SKILL.md folders. With the skills CLI, run `npx skills add inbrainfun/inbrain --skill schema-author -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/schema-author, .gemini/skills/schema-author, .github/skills/schema-author and .opencode/skills/schema-author in your project.

What does Schema Author need to run?

Going by SKILL.md and its folder, Schema Author needs the command-line tools its instructions call (git).

Does Schema Author access the network?

SKILL.md contains no URLs. Its commands use git, which can reach the network depending on how they are called. This is read from the text; nothing was executed.

Is Schema Author safe to install?

Our automated static check of SKILL.md found no risky patterns, such as piping downloads into a shell, reading credential files or hidden Unicode. It is not a guarantee. Review the folder before installing.

What licence does Schema Author use?

Schema Author has a licence file (the repository's licence) that doesn't match a standard licence. Read it on GitHub before reusing the skill.

How many tokens does Schema Author use?

About 3.3k tokens (SKILL.md is roughly 13k characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full.

What are the alternatives to Schema Author?

Skills that share tags, products or a category with Schema Author: NotebookLM Research Assistant (PleasePrompto/notebooklm-skill, 7.8k stars), Hypothesis Generation (spacering-net/codeg, 3.8k stars), GitHub Deep Research (bytedance/deer-flow, 83k stars) and Tavily Web Search (allenpeng0705/EnvoyMesh, 3.1k stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Schema Author?

inbrainfun (a GitHub user) maintains it in inbrainfun/inbrain, which has 142 GitHub stars. The repository holds 54 skills in this directory. The repository was last updated on July 17, 2026.

Source: inbrainfun/inbrain on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.