Michelangelo-Dev-Toolkit: Skill for Claude Code

.claude/skills/amaterasu/_jutsu/swiftui-motion/SKILL.md

swiftui-motion is a skill for Claude Code from BrunoMartino/Michelangelo-Dev-Toolkit. It costs 28 tokens per session (3,213 once invoked), scanned A, original, no licence file.

A guide to animating interfaces in SwiftUI, Apple's framework for building apps across its platforms. It covers built-in transitions, springs, gesture-based motion, and timed animation sequences.

In plain words
What is it for?
Use it for animated screen changes, interactive gestures, shared-element effects, spring motion, and keyframe-based animations.
Why use it?
It helps developers choose and combine SwiftUI's animation tools instead of building motion behavior from scratch.

Skill for Claude Code

Written for Claude Code: disable-model-invocation in frontmatter.

This is BrunoMartino/Michelangelo-Dev-Toolkit's own configuration. It tells Claude Code how to work on Michelangelo-Dev-Toolkit itself, so it is not a mod to install elsewhere. Copy it as a starting point and replace the rules that are about this project. Everything Michelangelo-Dev-Toolkit configures →

Reuse

Borrowing it

Nothing to install: this file belongs to BrunoMartino/Michelangelo-Dev-Toolkit. Take a copy, put it at the same path in your own repository, and replace the rules that are about this project with yours.

Copy the file
curl -O https://raw.githubusercontent.com/BrunoMartino/Michelangelo-Dev-Toolkit/main/.claude/skills/amaterasu/_jutsu/swiftui-motion/SKILL.md
Clone the repo
git clone --depth 1 https://github.com/BrunoMartino/Michelangelo-Dev-Toolkit

Made for: Claude Code.

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 swiftui-motion

README.md
[![agentmods](https://agentmods.dev/badge/skills/brunomartino/michelangelo-dev-toolkit/swiftui-motion/github.svg)](https://agentmods.dev/skills/brunomartino/michelangelo-dev-toolkit/swiftui-motion)
Your own site
<a href="https://agentmods.dev/skills/brunomartino/michelangelo-dev-toolkit/swiftui-motion"><img src="https://agentmods.dev/badge/skills/brunomartino/michelangelo-dev-toolkit/swiftui-motion/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for swiftui-motion

Your own site · 80×15
<a href="https://agentmods.dev/skills/brunomartino/michelangelo-dev-toolkit/swiftui-motion"><img src="https://agentmods.dev/badge/skills/brunomartino/michelangelo-dev-toolkit/swiftui-motion.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 28 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 3,213 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin unknown 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 5.1 $0.00028 $0.03213
Opus 5.5 $0.00011 $0.01285
Sonnet 5.5 $0.00006 $0.00643
Haiku 4.5 $0.00003 $0.00321

Measured 1mo ago against content hash f7e445b46eed, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

swiftui-motion 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 1mo 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.

.claude/skills/amaterasu/_jutsu/swiftui-motion/SKILL.md · 355 lines

The source is not reproduced here

No licence file

A repository with no LICENSE is all rights reserved by default, so the body is not copied here. The metadata, the measurements and the link are.

Read it on GitHub

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. 1mo ago First seen · 355 lines · 28 tokens per session scan A f7e445b46eed

Subscribe to this mod's changes

swiftui-motion is a skill published in the GitHub repository BrunoMartino/Michelangelo-Dev-Toolkit (5 stars, last pushed 1mo ago), with no licence file. It adds 28 tokens to every session and 3,213 once invoked, about $0.0001 per session on Opus 5.5. 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 2026-09-11.

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