Document datasets, variables, sources, and merge keys for replication

Custom licenceAuto-check passedDatabases

Install Data Doc

skills CLI
$ npx skills add brycewang-stanford/Auto-Empirical-Research-Skills --skill data-doc -a claude-code

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

GitHub CLI
$ gh skill install brycewang-stanford/Auto-Empirical-Research-Skills data-doc --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/brycewang-stanford/Auto-Empirical-Research-Skills.git skills-src && mkdir -p .claude/skills && cp -r skills-src/skills/30-zirui-song-claude-skills/data-doc .claude/skills/data-doc && 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
data-doc
GitHub stars
4.5k
Token cost
~1k tokens
SKILL.md length
281 words
Files
1
Skills in repo
369
Repo updated
First seen
Licence
Custom licence

At a glance

Document datasets, variables, sources, and merge keys for replication

  • Works in 6 steps: Dataset Overview → Source Data → Key Variables → …
  • Databases work in your project
  • SKILL.md covers Dataset Documentation Template, Quick Commands, Codebook Format (for… and Data Provenance Checklist
  • Instructions only: no scripts, shell commands, URLs or credentials in SKILL.md

What it does

Data Doc is an agent skill from brycewang-stanford/Auto-Empirical-Research-Skills. Document datasets, variables, sources, and merge keys for replication

Its SKILL.md is about 1k tokens, which your agent loads only when the skill is triggered. It is a single SKILL.md file with no bundled scripts.

It sits in Databases. The repository describes itself as: 🔬 A curated collection of 23,000+ agent skills for empirical research across 8 social science disciplines. | 精选 23,000+ AI Agent 技能库,覆盖8大社会科学学科的实证研究。CoPaper.AI…

When your agent uses it

  • Databases work in your project

Example prompts

  • “/data-doc”

Workflow steps

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

  1. Dataset Overview
  2. Source Data
  3. Key Variables
  4. Variable Construction
  5. Sample Filters
  6. Merge Keys

What it can do on your machine

Read from SKILL.md and the folder at commit 9fa87d8. 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

    No scripts in the folder and no shell commands in SKILL.md.

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

  • Network

    No URLs in SKILL.md.

    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

Data Doc loads about 1k tokens when it runs. Until then it costs about 20 tokens; SKILL.md has 281 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~20
When it runs · the whole SKILL.md, loaded when a task matches
~1k

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 281 words (~1,020 tokens).

“Help document datasets systematically for replication packages, co-author handoffs, and future reference.”

— opening of SKILL.md by brycewang-stanford, Custom licence
name
data-doc

Read the full SKILL.md on GitHub

Files

Just SKILL.md in skills/30-zirui-song-claude-skills/data-doc of brycewang-stanford/Auto-Empirical-Research-Skills.

Open the folder on GitHubat commit 9fa87d8

Compare with similar skills

Data Doc 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.

Data Doc compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Data Doc this skillbrycewang-stanford/Auto-Empirical-Research-Skills4.5k—~1kAutomated safety check: PassCustom licence
Investigating Anomalous ResultsK-Dense-AI/science-superpowers348—~1.9kAutomated safety check: PassCustom licence
LamindbK-Dense-AI/scientific-agent-skills48k1 repos~2.1kAutomated safety check: PassApache-2.0
Bio Chipseq Cut And Run TagGPTomics/bioSkills1.2k2 repos~4kAutomated safety check: PassMIT
Bio Chipseq Spike In NormalizationGPTomics/bioSkills1.2k2 repos~4.4kAutomated safety check: PassMIT
Bio Methylation Array PreprocessingGPTomics/bioSkills1.2k1 repos~4.5kAutomated safety check: PassMIT

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Questions about Data Doc

What does Data Doc do?

Document datasets, variables, sources, and merge keys for replication. Data Doc is an agent skill from brycewang-stanford/Auto-Empirical-Research-Skills.

When should I use Data Doc?

Data Doc fits situations like: databases work in your project.

How do I install Data Doc in Claude Code?

Run `npx skills add brycewang-stanford/Auto-Empirical-Research-Skills --skill data-doc -a claude-code`. Or copy the skill folder (skills/30-zirui-song-claude-skills/data-doc in brycewang-stanford/Auto-Empirical-Research-Skills) into .claude/skills/data-doc in your project. Claude Code loads it when a task matches its description.

How do I install Data Doc in Codex?

Run `npx skills add brycewang-stanford/Auto-Empirical-Research-Skills --skill data-doc -a codex`. Or copy the skill folder (skills/30-zirui-song-claude-skills/data-doc in brycewang-stanford/Auto-Empirical-Research-Skills) into .agents/skills/data-doc in your project. Codex loads it when a task matches its description.

Can I use Data Doc 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 brycewang-stanford/Auto-Empirical-Research-Skills --skill data-doc -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/data-doc, .gemini/skills/data-doc, .github/skills/data-doc and .opencode/skills/data-doc in your project.

What does Data Doc need to run?

SKILL.md names no scripts, command-line tools or credentials: Data Doc is instructions for the agent only.

Does Data Doc access the network?

SKILL.md contains no URLs. Any network use would come from the scripts or tools the agent runs. This is read from the text; nothing was executed.

Is Data Doc 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 Data Doc use?

Data Doc 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 Data Doc use?

About 1k tokens (SKILL.md is roughly 4.1k 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 Data Doc?

Skills that share tags, products or a category with Data Doc: Investigating Anomalous Results (K-Dense-AI/science-superpowers, 348 stars), Lamindb (K-Dense-AI/scientific-agent-skills, 48k stars), Bio Chipseq Cut And Run Tag (GPTomics/bioSkills, 1.2k stars) and Bio Chipseq Spike In Normalization (GPTomics/bioSkills, 1.2k stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Data Doc?

brycewang-stanford (a GitHub user) maintains it in brycewang-stanford/Auto-Empirical-Research-Skills, which has 4,517 GitHub stars. The repository holds 369 skills in this directory. The repository was last updated on October 5, 2026.

Source: brycewang-stanford/Auto-Empirical-Research-Skills on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.