lythoskill-hello-world SKILL.md skillA

lythoskill-hello-world from lythos-labs/lythoskill is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add lythos-labs/lythoskill/lythoskill-hello-world@{{PACKAGE_VERSION}}

Pins {{PACKAGE_VERSION}} in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
lythos-labs/lythoskill
Path
packages/lythoskill-hello-world/skill/SKILL.md
Versions recorded
4
Latest version
{{PACKAGE_VERSION}}, committed May 28, 2026
First version recorded
May 2, 2026
Size
528 bytes
Repository stars
3
License
MIT

A minimal hello-world skill. No scripts, no dependencies. Demonstrates the simplest possible thin-skill: just a SKILL.md.

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

# lythoskill-hello-world

The simplest possible skill. No scripts, no complexity.

## What It Does

Prints a greeting when activated. Used to verify:
- Skill discovery works
- Deck inclusion works
- Thin-skill pattern handles zero-script skills correctly

## Usage

No scripts required. The skill is purely descriptive.

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add lythos-labs/lythoskill/lythoskill-hello-world@sha256:ff58f8cffc8ad421

The line at the top of this page pins the label {{PACKAGE_VERSION}}, 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_d67qzye5mqk2y3u2.svg)](https://markdownregistry.com/a/art_d67qzye5mqk2y3u2)

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

Versions

The registry has recorded 4 versions of this file, between May 2, 2026 and May 28, 2026, about one every 9 days.

versioncommittedcommitsizeaudit
{{PACKAGE_VERSION}} latest2026-05-28 7f02285 528 BA view · diff
{{PACKAGE_VERSION}}2026-05-02 e4ab7a6 847 BA view · diff
{{PACKAGE_VERSION}}2026-05-02 1f6d6d3 829 BA view · diff
{{PACKAGE_VERSION}}2026-05-02 556742b 543 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 (528 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

lythos-labs/lythoskill · 3 stars · license MIT · pushed 2026-10-31 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_d67qzye5mqk2y3u2
GET https://markdownregistry.com/api/v1/resolve?ref=lythos-labs/lythoskill/lythoskill-hello-world
GET https://markdownregistry.com/api/v1/blob/ff58f8cffc8ad421d2fff26ac75a2c87321b2646dca24d214e91ec792c011a58

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 lythos-labs/lythoskill

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