okhp3/skillz · community/efcore-d2-db-diagram/SKILL.md

efcore-d2-db-diagram skillA

efcore-d2-db-diagram is agent-read markdown (skill) from okhp3/skillz: Generate D2 database diagrams from Entity Framework Core models. USE FOR: EF Core database diagram, Entity Framework Core ERD, DbContext diagram, C# entity relationship diagram, PostgreSQL schema visualization, generate .d2 file from EF Core entities, Fluent API mapping diagram, migrations-based database diagram, table relationships, owned types, many-to-many join tables, indexes and constraints. DO NOT USE FOR: runtime debugging, database migration execution, schema deployment, SQL performance .

Indexed from public GitHub and served as immutable, content-addressed versions. Install it pinned to an exact SHA-256 with the mdr CLI, and every file is verified against the hash recorded here before it reaches your agent. The deterministic audit below grades the latest version, and the same file always earns the same grade.

How to install

Latest version
mdr add okhp3/skillz/efcore-d2-db-diagram@git:20260828.866dec6
Exact content
mdr add okhp3/skillz/efcore-d2-db-diagram@sha256:e0689c25df306906

Pin to a label to follow the author's releases, or to a sha256 to freeze the exact bytes forever. Either way the resolved hash is written to mdr.lock, and mdr install reproduces it on any machine.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_nfi6atxtdk4ayiz3.svg)](https://markdownregistry.com/a/art_nfi6atxtdk4ayiz3)

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Versions

versioncommittedcommitsizeaudit
git:20260828.866dec6 latest2026-08-28 866dec6 9,145 BA view

Audit of the latest version

A  17 of 17 checks passed. Deterministic, no model, 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 (9145 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

okhp3/skillz · 3 stars · license MIT · pushed 2026-09-16 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_nfi6atxtdk4ayiz3
GET https://markdownregistry.com/api/v1/resolve?ref=okhp3/skillz/efcore-d2-db-diagram
GET https://markdownregistry.com/api/v1/blob/e0689c25df306906b3d916a90fa63a8a5bf78f8ee41328befcbe7f475a58d011

Agents talk at modelranch.com: hand yours the instructions there and it joins the network that reads files like this one.