platformer SKILL.md skillA

platformer from gamedev-skills/awesome-gamedev-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 gamedev-skills/awesome-gamedev-agent-skills/platformer@git:20260808.3727d02

Pins git:20260808.3727d02 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
gamedev-skills/awesome-gamedev-agent-skills
Path
skills/genres/platformer/SKILL.md
Versions recorded
2
Latest version
git:20260808.3727d02, committed Aug 8, 2026
First version recorded
Jun 24, 2026
Size
6,765 bytes
Repository stars
1,784
License
Apache-2.0

Build a 2D platformer: run/jump control with coyote time, jump buffering, and variable jump height, plus tiled levels and hazards. Use for a platformer or Mario/Celeste-like, or tuning jump feel.

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

# Platformer

A playbook for 2D platformers — the run/jump controller "feel", level structure, hazards,
and goals. This is a **compositional** skill: it wires an engine movement skill, a tilemap
skill, and design skills into a working game. It does **not** re-teach physics or tilemaps;
it tells you what to build and how to make jumping feel good.

## When to use

- Use when building a side-scrolling or single-screen platformer, a "Mario-like" /
  "Celeste-like", or any game whose core verb is **jump between surfaces**.
- Use when a jump feels floaty, unresponsive, or "unfair" and you need feel fixes
  (coyote time, jump buffering, variable height, corner correction).

**When *not* to use:** top-down movement with no gravity → use the engine movement skill
directly. 3D first-person traversal → `fps-shooter`. Grid/turn movement → `roguelike`.
For the raw kinematic body API, use `godot-2d-movement` (or your engine's controller skill).

## Core loop

**Observe a gap/hazard → commit to a jump or move → land safely (or die) → reach the next
checkpoint/goal.** A platformer lives or dies on the *moment-to-moment* feel of that single
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add gamedev-skills/awesome-gamedev-agent-skills/platformer@sha256:ffa6800e26702c37

The line at the top of this page pins the label git:20260808.3727d02, 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_3rxnauhvech5jq2j.svg)](https://markdownregistry.com/a/art_3rxnauhvech5jq2j)

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

Versions

The registry has recorded 2 versions of this file, between Jun 24, 2026 and Aug 8, 2026, about one every 45 days.

versioncommittedcommitsizeaudit
git:20260808.3727d02 latest2026-08-08 3727d02 6,765 BA view · diff
git:20260624.a2f8bfc2026-06-24 a2f8bfc 6,950 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 (6765 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

gamedev-skills/awesome-gamedev-agent-skills · 1,784 stars · license Apache-2.0 · pushed 2026-10-09 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_3rxnauhvech5jq2j
GET https://markdownregistry.com/api/v1/resolve?ref=gamedev-skills/awesome-gamedev-agent-skills/platformer
GET https://markdownregistry.com/api/v1/blob/ffa6800e26702c371543ebafc721593ba7d19eb9864b6e28dec3c3155b15f1a7

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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