duo-games SKILL.md skillA

duo-games from kimeur/duology is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add kimeur/duology/duo-games@git:20261020.d843148

Pins git:20261020.d843148 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
kimeur/duology
Path
plugins/duology-features/skills/duo-games/SKILL.md
Versions recorded
3
Latest version
git:20261020.d843148, committed Oct 20, 2026
First version recorded
Oct 20, 2026
Size
22,229 bytes
Repository stars
13
License
MIT

Builds games for iPhone Duo, Apple's foldable. The game fills the closed outer display, the open inner display, book pose and tabletop by changing its aspect ratio instead of letterboxing, as Apple's HIG asks; touch controls stay off the fold; and in tabletop the world sits above the fold with the controls below it, like a handheld console. Use when you build or port a SpriteKit, Metal or SwiftUI game, when a game letterboxes, restarts or loses input on fold or unfold, or when you add touch…

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

# duo-games

A game on iPhone Duo resizes every time someone opens, closes, rotates or folds the phone, often in the middle of play. This skill keeps the game running through all of it, fills every pose, keeps thumbs off the fold, and turns the bottom half into a controller when the phone sits on a table.

Load neighbours when the task needs them: `duo-shared-screen` and `recipe-two-player-game` (two people on one phone), `duo-postures` (every pose, and hinge effects), `duo-layout` (reserved regions in depth), `duo-continuity` (state through a fold), `duo-ergonomics` (thumb reach).

"Book" and "tabletop" are Duology's words for Apple's "partially folded, like a book" and "seated on a table like a laptop". No API reports them. Labels: *measured* means we ran it in a probe app on the iPhone Duo simulator (Xcode 27.1, iOS 27.1, 20 Oct 2026); logs in [references/measurements.md](references/measurements.md). *Unverified* means we could not confirm it. Everything else links to Apple.

## Rules
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add kimeur/duology/duo-games@sha256:e910972c247151b5

The line at the top of this page pins the label git:20261020.d843148, 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_a2qtaegeaqmj4lzf.svg)](https://markdownregistry.com/a/art_a2qtaegeaqmj4lzf)

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

Versions

The registry has recorded 3 versions of this file, all committed on Oct 20, 2026.

versioncommittedcommitsizeaudit
git:20261020.d843148 latest2026-10-20 d843148 22,229 BA view · diff
git:20261020.021b4172026-10-20 021b417 21,719 BA view · diff
git:20261020.78dc83f2026-10-20 78dc83f 21,430 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 (22229 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

kimeur/duology · 13 stars · license MIT · pushed 2026-10-20 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_a2qtaegeaqmj4lzf
GET https://markdownregistry.com/api/v1/resolve?ref=kimeur/duology/duo-games
GET https://markdownregistry.com/api/v1/blob/e910972c247151b5cc08b8e479888e52f30e79c465d67020f7cc0364ff61dec8

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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