product-on-purpose/pm-skills · skills/utility-mermaid-diagrams/SKILL.md

utility-mermaid-diagrams skillA

utility-mermaid-diagrams is agent-read markdown (skill) from product-on-purpose/pm-skills: Teaches PMs to create syntactically valid mermaid diagrams by selecting the right diagram type for their communication need, following syntax validity rules, and validating before shipping. Covers all 15 mermaid diagram types with PM-relevant examples and a dual-lens navigation system..

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 product-on-purpose/pm-skills/utility-mermaid-diagrams@v1.1.0
Exact content
mdr add product-on-purpose/pm-skills/utility-mermaid-diagrams@sha256:aeb8d8462f02be1c

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_y5qsb73whfyvrs4w.svg)](https://markdownregistry.com/a/art_y5qsb73whfyvrs4w)

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Versions

versioncommittedcommitsizeaudit
v1.1.0 latest2026-07-06 fa0111e 6,498 BA view · diff
v1.0.02026-06-10 b8ccff6 6,274 BA view · diff
v1.0.02026-05-20 be1352b 6,274 BA view · diff
v1.0.02026-04-23 8ab0f81 6,268 BA view · diff
v1.0.02026-04-08 06af8fb 6,308 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 (6498 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

product-on-purpose/pm-skills · 681 stars · license Apache-2.0 · pushed 2026-09-18 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_y5qsb73whfyvrs4w
GET https://markdownregistry.com/api/v1/resolve?ref=product-on-purpose/pm-skills/utility-mermaid-diagrams
GET https://markdownregistry.com/api/v1/blob/aeb8d8462f02be1ca2fc474a0b14025fe6d3213c6a2c3d795a6ca29f924b985a

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