common-architecture-diagramming SKILL.md skillA

This file is byte-identical to the first copy the registry indexed, one of 3 indexed copies. Same content hash, so the same checks give both the same grade.

common-architecture-diagramming from hoangnguyen0403/agent-skills-standard is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add hoangnguyen0403/agent-skills-standard/common-architecture-diagramming@git:20261001.320548d

Pins git:20261001.320548d in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
hoangnguyen0403/agent-skills-standard
Path
.agents/skills/common/common-architecture-diagramming/SKILL.md
Versions recorded
4
Latest version
git:20261001.320548d, committed Oct 1, 2026
First version recorded
Sep 13, 2026
Size
5,105 bytes
Repository stars
582
License
MIT

Draws architecture diagrams as editable draw.io files with a fixed house style, C4 levels, evidence-tagged shapes, and optional multi-view identity checks. Use when producing a system context, container, component, deployment, data flow, sequence, state, or ERD, or redrawing an ASCII or Mermaid one.

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

# Architecture Diagramming Standard

## **Priority: P1 (HIGH)**

## Pipeline

Never hand-write mxGraph XML. Write a spec; the scripts own every visual decision,
so diagrams stay identical across authors, repositories, and sessions.

1. Write `spec.json` — schema in [diagram-spec.md](references/diagram-spec.md). For an ERD,
   generate it: `python3 scripts/schema_to_spec.py db/schema.sql --title "<System> — ERD" -o spec.json`
2. `python3 scripts/validate_spec.py spec.json`
3. `python3 scripts/render_drawio.py spec.json -o docs/architecture/<slug>.drawio --strict`
   (exit 2 = a layout finding; change the spec, per [layout-rules.md](references/layout-rules.md))
4. For related views, optionally validate [view-manifest.md](references/view-manifest.md):
   `python3 scripts/validate_manifest.py view-manifest.json`
5. Export the image: a draw.io MCP tool if the session has one, else
   `python3 scripts/export_drawio.py docs/architecture/<slug>.drawio -f png -o docs/architecture/<slug>.png`,
   else ship the `.drawio` and say the image was not exported. See [export paths](references/mermaid-fallback.md).
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add hoangnguyen0403/agent-skills-standard/common-architecture-diagramming@sha256:0ea84fb78e9f46fc

The line at the top of this page pins the label git:20261001.320548d, 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_elavpkjfmkmszr7y.svg)](https://markdownregistry.com/a/art_elavpkjfmkmszr7y)

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

Versions

The registry has recorded 4 versions of this file, between Sep 13, 2026 and Oct 1, 2026, about one every 6 days.

versioncommittedcommitsizeaudit
git:20261001.320548d latest2026-10-01 320548d 5,105 BA view · diff
git:20260923.330e3b82026-09-23 330e3b8 4,947 BA view · diff
git:20260913.58fa4672026-09-13 58fa467 4,388 BA view · diff
git:20260913.01a8ca82026-09-13 01a8ca8 3,492 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 (5105 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

hoangnguyen0403/agent-skills-standard · 582 stars · license MIT · pushed 2026-11-03 · branch develop

API

GET https://markdownregistry.com/api/v1/artifacts/art_elavpkjfmkmszr7y
GET https://markdownregistry.com/api/v1/resolve?ref=hoangnguyen0403/agent-skills-standard/common-architecture-diagramming
GET https://markdownregistry.com/api/v1/blob/0ea84fb78e9f46fc318e84c400d2674c771c39f350a31a24b20d65af8c0a9427

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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