reference-hunt SKILL.md skillA

reference-hunt from jpeetz/agent-skills is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add jpeetz/agent-skills/reference-hunt@v1.0.0

Pins v1.0.0 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
jpeetz/agent-skills
Path
skills/development/finding-unknowns/skills/reference-hunt/SKILL.md
Versions recorded
2
Latest version
v1.0.0, committed Sep 14, 2026
First version recorded
Aug 31, 2026
Size
2,003 bytes
Repository stars
14
License
none declared

Use when user points at code and says "like this.".

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

# Reference hunt

Some requirements are too intricate or too tacit to write down, but working code somewhere already embodies them. The best reference is not a screenshot or a description — it's source. Read it like a spec, then reimplement the semantics, not the syntax.

## Steps

1. Get the reference: a repo path, a vendored folder, a library name, or a site whose underlying code can be read. Ask what specifically to extract from it — behavior, structure, visual system, API shape — so you don't imitate the wrong dimension.
2. Read the reference and produce a **semantics summary** before writing any code:
   - the behaviors and guarantees it implements (timing, ordering, error handling, edge cases),
   - the decisions that look deliberate versus incidental,
   - anything that won't translate to the target language or stack, with a proposed equivalent.
3. Have the user confirm the semantics summary. This is the moment misreadings get caught cheaply.
4. Reimplement in the target stack: same semantics, native idioms. Do not transliterate line by line, and do not copy code verbatim from references whose license doesn't allow it — note the license if it's unclear.
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add jpeetz/agent-skills/reference-hunt@sha256:ef6b69b55789992a

The line at the top of this page pins the label v1.0.0, 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_xgvtlnk4pqylbxii.svg)](https://markdownregistry.com/a/art_xgvtlnk4pqylbxii)

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

Versions

The registry has recorded 2 versions of this file, between Aug 31, 2026 and Sep 14, 2026, about one every 14 days.

versioncommittedcommitsizeaudit
v1.0.0 latest2026-09-14 5722530 2,003 BA view · diff
v1.0.02026-08-31 945bdcc 2,002 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 (2003 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

jpeetz/agent-skills · 14 stars · license none declared · pushed 2026-10-21 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_xgvtlnk4pqylbxii
GET https://markdownregistry.com/api/v1/resolve?ref=jpeetz/agent-skills/reference-hunt
GET https://markdownregistry.com/api/v1/blob/ef6b69b55789992a016c5bf39fb680b86b6ef32cf96e7b3cdb045e234dd7ed05

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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Every file in jpeetz/agent-skills

Other files named reference-hunt

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