skill-authoring SKILL.md skillA

skill-authoring from frnkgns/gentjinskills is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add frnkgns/gentjinskills/skill-authoring@git:20261021.7da3b89

Pins git:20261021.7da3b89 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
frnkgns/gentjinskills
Path
skills/skill-authoring/SKILL.md
Versions recorded
2
Latest version
git:20261021.7da3b89, committed Oct 21, 2026
First version recorded
Oct 7, 2026
Size
4,760 bytes
Repository stars
7
License
none declared

Author, extend, or retire a skill in Overgeared Skills safely. Use when creating a new skill, changing an existing skill's triggers or scope, deciding whether a new skill is justified, or auditing skills for overlapping triggers, contradictory rules, broken references, or recursive delegation.

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

# Skill Authoring

## Decide whether a skill is justified

A new skill is permanent maintenance surface: it must stay consistent with the other skills, the router catalog, the documentation, and the installed payload. Adding one is not free.

Create a new skill only when all of these hold:

- No existing skill owns the concern.
- The concern recurs, so it will be needed again.
- It is coherent on its own rather than being two workflows stapled together.

Extend an existing skill instead when the concern is adjacent, shares the same trigger conditions, or would need to defer to the same neighbors. Most proposed skills are a specific workflow assembled from existing ones, and that assembly belongs in the caller's instructions.

When a new skill overlaps an existing one, merge it in and delete the weaker trigger. Two skills that both answer the same request make routing a coin flip.

## Required content

A new skill defines:

- **Purpose** — the one thing it exists to do.
- **Triggers** — the specific phrasings and situations that should load it, and what must not.
- **Inputs and preconditions** — what must be true before it runs.
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add frnkgns/gentjinskills/skill-authoring@sha256:207c59222f95b25d

The line at the top of this page pins the label git:20261021.7da3b89, 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_bhcra5dxsmkml3ul.svg)](https://markdownregistry.com/a/art_bhcra5dxsmkml3ul)

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

Versions

The registry has recorded 2 versions of this file, between Oct 7, 2026 and Oct 21, 2026, about one every 14 days.

versioncommittedcommitsizeaudit
git:20261021.7da3b89 latest2026-10-21 7da3b89 4,760 BA view · diff
git:20261007.d5780842026-10-07 d578084 4,747 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 (4760 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

frnkgns/gentjinskills · 7 stars · license none declared · pushed 2026-10-21 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_bhcra5dxsmkml3ul
GET https://markdownregistry.com/api/v1/resolve?ref=frnkgns/gentjinskills/skill-authoring
GET https://markdownregistry.com/api/v1/blob/207c59222f95b25d0b24e5028bc8b2a11739238635e51aa66f0061ed6c9fb2b1

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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