Pixel Art Animator

Pixel Art Animator is a skill for Claude Code, Codex from willibrandon/pixel-plugin. It costs 175 tokens per session (2,812 once invoked), scanned A, original, MIT.

A tool for creating and organizing sprite animations, where a sprite is a small game image and each frame is one step of its movement.

In plain words
What is it for?
It helps make walking, running, idle, and attack animations, set frame durations, define loops, and manage sprite sheets.
Why use it?
It keeps animation frames, timing, named sequences, and shared image parts organized.

Skill for Claude CodeCodex

Part of the pixel-plugin plugin — 4 skills, 5 commands, 1 MCP server shipped together

Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

agentmods
npx agentmods add skills/willibrandon/pixel-plugin/pixel-art-animator
Any agent
npx skills add willibrandon/pixel-plugin --skill pixel-art-animator
Clone the repo
git clone --depth 1 https://github.com/willibrandon/pixel-plugin

Made for: Claude Code, Codex.

Or install pixel-plugin, the plugin that ships this one along with the rest of its 4 skills, 5 commands, 1 MCP server.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for Pixel Art Animator

README.md
[![agentmods](https://agentmods.dev/badge/skills/willibrandon/pixel-plugin/pixel-art-animator.svg)](https://agentmods.dev/skills/willibrandon/pixel-plugin/pixel-art-animator)
Your own site
<a href="https://agentmods.dev/skills/willibrandon/pixel-plugin/pixel-art-animator"><img src="https://agentmods.dev/badge/skills/willibrandon/pixel-plugin/pixel-art-animator.svg" alt="Measured on agentmods" height="20"></a>
Per session 175 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 2,812 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. Scan, not verified.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5 $0.00175 $0.02812
Opus 5 $0.00088 $0.01406
Sonnet 5 $0.00035 $0.00562
Haiku 4.5 $0.00017 $0.00281

Measured 4d ago against content hash 3a1cc500b59e, method: parsed. Prices are Anthropic first-party input rates as of 2026-08-30, from the pricing page.

Security

Grade A, and why

Pixel Art Animator scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 4d ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

skills/pixel-art-animator/SKILL.md · 316 lines

How it starts

The opening of the file, as written. The whole thing — 316 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Pixel Art Animator

Overview

This Skill handles all animation-related tasks for sprites, including frame management, timing, animation tags (sequences), and linked cels for efficient animation.

When to Use

Use this Skill when the user:

  • Wants to "animate" a sprite or "add animation"
  • Mentions "frames", "keyframes", or "frame rate"
  • Describes motion: "walk cycle", "run cycle", "idle animation", "attack animation"
  • Asks about "animation tags", "loops", or "playback"
  • Wants to create "sprite sheets" for animation (coordinate with exporter Skill)

Trigger Keywords: animate, animation, frames, walk cycle, run, idle, attack, loop, movement, motion

Instructions

1. Understanding Animation Basics

Frame: A single image in an animation sequence. Sprites start with 1 frame.

Frame Duration: How long each frame displays (in milliseconds). Default: 100ms (10 FPS).

Animation Tag: Named sequence of frames (e.g., "walk" frames 1-4, "idle" frames 5-8).

Linked Cel: A cel that shares image data with another cel. Editing one updates all linked cels.

Playback Direction:

  • Forward: Frames play 1 → 2 → 3 → 4, then loop
  • Reverse: Frames play 4 → 3 → 2 → 1, then loop
  • Ping-pong: Frames play 1 → 2 → 3 → 4 → 3 → 2 → 1, then loop

2. Creating Animation Frames

Adding Frames: Use mcp__aseprite__add_frame to create new frames:

  • Frames are numbered starting from 1
  • New frames start as copies of the current frame (or blank)

Common Frame Counts:

  • Idle Animation: 2-4 frames (subtle movement)
  • Walk Cycle: 4-8 frames (legs alternate)
  • Run Cycle: 6-8 frames (faster, exaggerated)
  • Attack Animation: 3-6 frames (windup, strike, recovery)
  • Jump: 4-6 frames (crouch, ascend, peak, descend, land)

Duplicating Frames: Use mcp__aseprite__duplicate_frame to copy existing frames:

  • Useful for creating variations
  • Starting point for similar frames

Deleting Frames: Use mcp__aseprite__delete_frame to remove frames:

  • Cannot delete the last remaining frame
  • Frames are renumbered after deletion

Read the full file on GitHub · 316 lines

Files

What ships with it

2 files beside SKILL.md in the same directory: the scripts, references and assets a skill reads on demand. Not counted in the per-session cost; read them before you install if any of them is executable.

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 4d ago First seen · 316 lines · 175 tokens per session scan A 3a1cc500b59e

Subscribe to this mod's changes

Pixel Art Animator is a skill published in the GitHub repository willibrandon/pixel-plugin (305 stars, last pushed 10mo ago), licensed MIT. It adds 175 tokens to every session and 2,812 once invoked, about $0.0009 per session on Opus 5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-30.

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