diagram-in-chat SKILL.md skillA

diagram-in-chat from jeong-sik/masc is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add jeong-sik/masc/diagram-in-chat@git:20261017.545ebb3

Pins git:20261017.545ebb3 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
jeong-sik/masc
Path
skills/diagram-in-chat/SKILL.md
Versions recorded
4
Latest version
git:20261017.545ebb3, committed Oct 17, 2026
First version recorded
Sep 15, 2026
Size
4,804 bytes
Repository stars
5
License
MIT

Draws a flow, pipeline, state machine, message exchange or set of groups as a mermaid fence in chat, within what the terminal renderer can draw: graph or flowchart, sequenceDiagram, and stateDiagram/stateDiagram-v2, one-row boxes, and a pane about 80 cells wide. Use when explaining steps, states or groupings to the operator instead of writing them out as a list.

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

# 채팅에 그림을 그린다

```` ```mermaid ```` 펜스는 채팅에서 그림이 된다. 대시보드는 브라우저의 mermaid
라이브러리로 그리고, TUI 는 자기 렌더러(`bin/masc_tui_mermaid.ml`)로 상자와 선을 그린다.
운영자가 어느 쪽으로 읽을지 모르니 TUI 가 그릴 수 있는 범위 안에서 쓴다.

TUI 가 그리는 것은 세 종류다. `graph`/`flowchart`, `sequenceDiagram`, 그리고 `stateDiagram`/`stateDiagram-v2`. 나머지
(`classDiagram`, `erDiagram`, `gantt`, `pie` …)는 그리지 않고, 소스를 그대로
보여주면서 그 위에 이렇게 한 줄 적는다.

```
mermaid: classDiagram is not drawn here; the source follows
```

상태 머신은 `stateDiagram-v2` 로 쓰거나 `graph TD` 로 쓴다. `[*]` 는 시작/종료 상태로 그려진다.
전이 화살표는 `-->` 하나다. `note` 는 읽기만 하고 TUI 에 그려지지 않으니, 꼭 보여야 하는 말은
전이 라벨이나 상태 설명(`상태 : 설명`)에 넣는다.

## 폭이 제일 자주 문제다

터미널 창은 대개 80칸 언저리다. 옆으로 늘어놓은 사슬은 같은 사슬을 아래로 놓은 것보다
몇 배 넓다. **세로가 기본이다.** `graph TD` 로 쓰고, 정말 가로가 나은 것만 `LR` 로 쓴다.

안 들어가면 그림 대신 이런 줄과 소스가 나온다.

```
mermaid: the drawing needs 150 cells and this pane has 81 (as TD it fits); the source follows
```

`(as TD it fits)` 나 `(as LR it fits)` 가 붙으면 그 방향으로 다시 쓰면 들어간다. 괄호가 없으면
반대 방향으로도 안 들어간다는 뜻이니 라벨을 줄이거나 그림을 쪼갠다. `sequenceDiagram` 은
모양이 하나뿐이라 괄호가 붙지 않는다.

## 모양

| 쓰는 법 | 나오는 것 |
|---|---|
| `A[사각]` · `A>깃발]` | 각진 상자 (`┌───┐`) |
| `A[[서브루틴]]` | 이중선 상자 (`╔═══╗`, 서브루틴/프로세스) |
| `A[(데이터베이스)]` | 원통/실린더 상자 (`╓───╖`, 데이터베이스) |
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add jeong-sik/masc/diagram-in-chat@sha256:f8353818552162ad

The line at the top of this page pins the label git:20261017.545ebb3, 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_i7gshuyynf6syrku.svg)](https://markdownregistry.com/a/art_i7gshuyynf6syrku)

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

Versions

The registry has recorded 4 versions of this file, between Sep 15, 2026 and Oct 17, 2026, about one every 11 days.

versioncommittedcommitsizeaudit
git:20261017.545ebb3 latest2026-10-17 545ebb3 4,804 BA view · diff
git:20260920.c712cf72026-09-20 c712cf7 4,773 BA view · diff
git:20260919.e50d2892026-09-19 e50d289 4,554 BA view · diff
git:20260915.1b5578d2026-09-15 1b5578d 4,279 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 (4804 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

jeong-sik/masc · 5 stars · license MIT · pushed 2026-11-07 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_i7gshuyynf6syrku
GET https://markdownregistry.com/api/v1/resolve?ref=jeong-sik/masc/diagram-in-chat
GET https://markdownregistry.com/api/v1/blob/f8353818552162ad44690858e254988433fdff4d9ba1ca5774dbe3b9620a2571

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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