coco-diagram SKILL.md skillA

coco-diagram from coco-research/coco is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add coco-research/coco/coco-diagram@v2.3.2

Pins v2.3.2 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
coco-research/coco
Path
skills/coco-diagram/SKILL.md
Versions recorded
3
Latest version
v2.3.2, committed Sep 14, 2026
First version recorded
Aug 14, 2026
Size
37,299 bytes
Repository stars
797
License
a license file GitHub does not identify

Use for architecture, current-state, process, data-flow, medallion, or DP diagrams, including redrawing .drawio and Mermaid sources. Creates branded flowchart, sequence, ER, org, timeline, and chart visuals as standalone HTML/SVG/PNG.

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

# CoCo Diagram

Create visual diagrams as self-contained HTML files with inline SVG and CSS, following an opinionated editorial design system.

Twenty-seven visual types. Semantic patterns describe behavior independently; type references describe layout. Details load from `references/` only when selected.

---

## 0. First-time setup — style guide gate

**Before generating your first diagram in a new project, verify the style guide has been customized.**

Don't silently ship default-skinned diagrams into a branded project.

Open [`references/style-guide.md`](references/style-guide.md) and check the default tokens. If they're still the shipped defaults (paper `#f5f5f5`, ink `#2d3142`, accent `#BE185D` coco-magenta), **pause and ask the user**:

> *"This is your first Schematic in this project. The style guide is still at the default (neutral white-smoke + coco-magenta). Do you want to customize it to match your brand first? Options: (a) pull from your website URL, (b) extract from an installed skill, (c) extract from a local folder / design-system directory, (d) paste tokens manually, (e) proceed with the default for now."*

Then branch:
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add coco-research/coco/coco-diagram@sha256:44c12442e8381852

The line at the top of this page pins the label v2.3.2, 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_hdd2hdp73l5jcffw.svg)](https://markdownregistry.com/a/art_hdd2hdp73l5jcffw)

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

Versions

The registry has recorded 3 versions of this file, between Aug 14, 2026 and Sep 14, 2026, about one every 16 days.

versioncommittedcommitsizeaudit
v2.3.2 latest2026-09-14 e75f220 37,299 BA view · diff
v2.3.22026-08-14 1c9b38e 37,642 BA view · diff
v2.32026-08-14 0a024ee 37,406 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 (37299 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

coco-research/coco · 797 stars · license a license file GitHub does not identify · pushed 2026-11-05 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_hdd2hdp73l5jcffw
GET https://markdownregistry.com/api/v1/resolve?ref=coco-research/coco/coco-diagram
GET https://markdownregistry.com/api/v1/blob/44c12442e8381852d0054db8a43c8b1135253c9f23bf643cc4034ecae24b9ff6

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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