motion-reference

motion-reference is a skill for Claude Code from 60fps-Design/plugin. It costs 92 tokens per session (602 once invoked), scanned A, original, MIT.

A reference library for copying interaction animations from shipped iOS apps, with motion explanations and, for many examples, checked SwiftUI code. SwiftUI is Apple's framework for building iOS interfaces.

In plain words
What is it for?
Use it to find and recreate SwiftUI animations, transitions, gestures, loading states, sheets, onboarding sequences, and other small interface interactions.
Why use it?
It provides timings and movement based on real app interactions instead of requiring you to invent them from scratch.

Skill for Claude Code

Written for Claude Code: shipped in a Claude Code plugin.

Part of the 60fps plugin — 5 skills, 1 MCP server shipped together

Good fit Use it to find and recreate SwiftUI animations, transitions, gestures, loading states, sheets, onboarding sequences, and other small interface interactions.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/60fps-design/plugin/motion-reference
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.

Any agent
npx skills add 60fps-Design/plugin --skill motion-reference
Clone the repo
git clone --depth 1 https://github.com/60fps-Design/plugin

Made for: Claude Code.

Or install 60fps, the plugin that ships this one along with the rest of its 5 skills, 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 motion-reference

README.md
[![agentmods](https://agentmods.dev/badge/skills/60fps-design/plugin/motion-reference/github.svg)](https://agentmods.dev/skills/60fps-design/plugin/motion-reference)
Your own site
<a href="https://agentmods.dev/skills/60fps-design/plugin/motion-reference"><img src="https://agentmods.dev/badge/skills/60fps-design/plugin/motion-reference/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 motion-reference

Your own site · 80×15
<a href="https://agentmods.dev/skills/60fps-design/plugin/motion-reference"><img src="https://agentmods.dev/badge/skills/60fps-design/plugin/motion-reference.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 92 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 602 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 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 5.1 $0.00092 $0.00602
Opus 5.5 $0.00037 $0.00241
Sonnet 5.5 $0.00018 $0.00120
Haiku 4.5 $0.00009 $0.00060

Measured 9d ago against content hash 4f65b225b9f3, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

motion-reference 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 9d 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/motion-reference/SKILL.md · 53 lines

What it actually says

Motion reference

The 60fps MCP server holds 2,000+ clips of real iOS interactions. Each one has a written motion breakdown, and many have a compile-checked SwiftUI recreation. Use it instead of inventing timings. The numbers in this library came off apps that shipped.

Use the tools in this order

  1. 60fps_search_shots. Write natural language, not keywords. "Springy bottom sheet for checkout" works. "Sheet" does not. Only set app or filters if the user named one.
  2. 60fps_get_motion_breakdown. This gives you the start state, the transition, the end state, and the timing and easing. Design from this.
  3. 60fps_get_motion_code. This returns a self-contained SwiftUI file. Show it to the user in full, in a swift code block. It is the deliverable, not a citation.
  4. 60fps_get_related_shots if the first pick is close but not right.

Read the results honestly

Search ranks the whole library by closeness, so it always returns something, however far off the question was. A high total is how many shots were searched, not how many matched. Judge each result on its own merits, and say so when nothing fits.

When not to use it

The library is iOS only, and it is about motion.

Do not use it for Android, Material, Flutter, React Native or web. Do not use it for icon design, colour palettes, logos or brand work. Do not use it for performance or frame-rate profiling, which shares the name and nothing else. On any of those it will still return iOS clips, and they will be wrong. Answer directly instead.

Using the code

Each file is standalone. Paste it into Xcode and run it.

It carries none of the original app's words, colours, branding or assets, by design. Restyle it to the user's design system. The motion is the part worth keeping.

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. 9d ago Changed · +5 lines 4f65b225b9f3
  2. 1mo ago First seen · 48 lines · 92 tokens per session scan A 63b6af0ed23b

Subscribe to this mod's changes

motion-reference is a skill published in the GitHub repository 60fps-Design/plugin (1 stars, last pushed 9d ago), licensed MIT. It adds 92 tokens to every session and 602 once invoked, about $0.0004 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 2026-08-31.

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