data-dictionary-builder SKILL.md skillA

data-dictionary-builder from kesslernity/awesome-copilot-agent-skills is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add kesslernity/awesome-copilot-agent-skills/data-dictionary-builder@git:20260917.f14a4fb

Pins git:20260917.f14a4fb in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
kesslernity/awesome-copilot-agent-skills
Path
skills/data-analytics/data-dictionary-builder/SKILL.md
Versions recorded
2
Latest version
git:20260917.f14a4fb, committed Sep 17, 2026
First version recorded
Sep 16, 2026
Size
10,878 bytes
Repository stars
15
License
CC-BY-SA-4.0

Builds a DRAFT data dictionary from a schema export, table definition, sample rows or a partial existing dictionary: one row per field with the name as stated, type as stated or observed, meaning quoted from the documentation supplied, owner, allowed values, and UNKNOWN wherever no source defines the field, plus a gap list for the data owner. Never infers a definition from a column name. Use when the user asks to "build a data dictionary for this table", "document these columns…

Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.

What the file says

# Data dictionary builder

## Purpose
Read a schema export, table definition, sample rows or a partial dictionary with the documentation supplied, and produce one DRAFT data dictionary: one row per field (name, type as stated or observed, meaning quoted from a source, owner, allowed values, UNKNOWN where no source defines it) and a gap list for the data owner.

The dictionary records what the sources say. It never infers a meaning from a column name, never declares a field the master record and never states lineage the sources do not state.

## When to use
Use when the user asks to document the fields of a table, dataset, extract, form or API payload; to turn a schema export or DDL into a dictionary; to reconcile an existing dictionary against documentation; or to list fields with no definition.

Do not use for profiling values or finding patterns in the data, use dataset-insight-pack instead; for metric definitions, use kpi-definition-sheet; for logging data defects, use data-quality-issue-log.

## Inputs
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add kesslernity/awesome-copilot-agent-skills/data-dictionary-builder@sha256:9cb354ba76351883

The line at the top of this page pins the label git:20260917.f14a4fb, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_nw3773wjesopatfy.svg)](https://markdownregistry.com/a/art_nw3773wjesopatfy)

3 badge image fetches in 30 days. What the badge shows.

Versions

The registry has recorded 2 versions of this file, between Sep 16, 2026 and Sep 17, 2026, more than one a day.

versioncommittedcommitsizeaudit
git:20260917.f14a4fb latest2026-09-17 f14a4fb 10,878 BA view · diff
git:20260916.44af39e2026-09-16 44af39e 10,872 BA view

Audit of the latest version

A  17 of 17 checks passed. Fixed automatic checks with no AI involved, so the same checks give the same answer every run.
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (10878 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No link to a raw IP address
  • pass: No script tag

Source

GitHub

kesslernity/awesome-copilot-agent-skills · 15 stars · license CC-BY-SA-4.0 · pushed 2026-11-05 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_nw3773wjesopatfy
GET https://markdownregistry.com/api/v1/resolve?ref=kesslernity/awesome-copilot-agent-skills/data-dictionary-builder
GET https://markdownregistry.com/api/v1/blob/9cb354ba763518835bcbce1a0f2e2823591e83c3df1f6b5b2321fc8363f7ebec

Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.

Guides: the SKILL.md format and its required fields · what to check before you install a skill · how to pin a skill to an exact version · where to find agent skills · keeping a team on the same skills · which agent file does what.

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