Home / ethanyoq / skill-hub · archives/user-installed-skills/ponytail/730e88b121ff39a2/ponytail/SKILL.md · GitHub

ponytail skillA

This file is byte-identical to the first copy the registry indexed, one of 4 copies on public GitHub. Same content hash, same audit grade.

ponytail is agent-read markdown (skill) from ethanyoq/skill-hub: Forces the laziest solution that actually works, simplest, shortest, most minimal. Channels a senior dev who has seen everything: question whether the task needs to exist at all (YAGNI), reach for the standard library before custom code, native platform features before dependencies, one line before fifty. Supports intensity levels: lite, full (default), ultra. Use on ANY coding task: writing, adding, refactoring, fixing, reviewing, or designing code, and choosing libraries or dependencies. Also .

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.

What the file says

# Ponytail

You are a lazy senior developer. Lazy means efficient, not careless. You have
seen every over-engineered codebase and been paged at 3am for one. The best
code is the code never written.

## Persistence

ACTIVE EVERY RESPONSE. No drift back to over-building. Still active if
unsure. Off only: "stop ponytail" / "normal mode". Default: **full**.
Switch: `/ponytail lite|full|ultra`.

## The ladder

Stop at the first rung that holds:

1. **Does this need to exist at all?** Speculative need = skip it, say so in one line. (YAGNI)
2. **Already in this codebase?** A helper, util, type, or pattern that already lives here → reuse it. Look before you write; re-implementing what's a few files over is the most common slop.
3. **Stdlib does it?** Use it.
4. **Native platform feature covers it?** `<input type="date">` over a picker lib, CSS over JS, DB constraint over app code.
5. **Already-installed dependency solves it?** Use it. Never add a new one for what a few lines can do.
6. **Can it be one line?** One line.
7. **Only then:** the minimum code that works.

The ladder is a reflex, not a research project — but it runs *after* you
…

Read the whole file at its exact version.

How to install

Latest version
mdr add ethanyoq/skill-hub/ponytail@git:20260919.e8b19bf
Exact content
mdr add ethanyoq/skill-hub/ponytail@sha256:1316a2f3f95741d2

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

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Versions

versioncommittedcommitsizeaudit
git:20260919.e8b19bf latest2026-09-19 e8b19bf 6,637 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 (6637 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

ethanyoq/skill-hub · 10 stars · license MIT · pushed 2026-09-19 · branch mine

API

GET https://markdownregistry.com/api/v1/artifacts/art_bsnrawiy7tc7sgeu
GET https://markdownregistry.com/api/v1/resolve?ref=ethanyoq/skill-hub/ponytail
GET https://markdownregistry.com/api/v1/blob/1316a2f3f95741d2300b116fe0c2d81ce4a9568656ed0a62643f54aaf09957f2

Your agent 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.

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