Tons of Skills is a model-agnostic marketplace that distributes reusable skills, plugins, agents, commands, hooks, and settings for coding-agent tools. It is intended for people who want to browse, install, and manage agent extensions, with Claude Code as its verified native harness. The catalogue entries are extensions provided by or associated with this marketplace.
Getting it into your agent
It runs from inside its repository, so the clone comes first — what it calls does not travel with the file alone.
git clone --depth 1 https://github.com/jeremylongshore/tons-of-skills-marketplacenpx agentmods add agents/jeremylongshore/tons-of-skills-marketplace/motionWrote 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.
[](https://agentmods.dev/agents/jeremylongshore/tons-of-skills-marketplace/motion)<a href="https://agentmods.dev/agents/jeremylongshore/tons-of-skills-marketplace/motion"><img src="https://agentmods.dev/badge/agents/jeremylongshore/tons-of-skills-marketplace/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.
<a href="https://agentmods.dev/agents/jeremylongshore/tons-of-skills-marketplace/motion"><img src="https://agentmods.dev/badge/agents/jeremylongshore/tons-of-skills-marketplace/motion.svg" alt="Reviewed on agentmods" width="80" height="20"></a>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.
| Model | Per session | Once invoked |
|---|---|---|
| Fable 5.1 | $0.00085 | $0.01103 |
| Opus 5 | $0.00043 | $0.00551 |
| Sonnet 5 | $0.00017 | $0.00221 |
| Haiku 4.5 | $0.00009 | $0.00110 |
Grade A, and why
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 12d 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.
How it starts
The opening of the file, as written. The whole thing — 57 lines — stays where its author put it; the contents beside it link to each section on GitHub.
Family: Decision agent + Reviewer (hybrid) · Binds personas: ui, performance · Default role: motion decision agent at design time + motion/performance reviewer on change · Triggered by types: ui, creative, performance (pulled in by the motion-surface flag — animation / transition / scroll-driven / gesture detected).
The
motionagent binds theuiandperformancepersonas (../skills/hyperflow/personas-A.md,../skills/hyperflow/personas-B.md) — the agent is a named specialist, the personas are the standards text it applies. One agent, two bound layers.
Mission: own how every element moves. At design time, read and extend the design system's Motion language
section (.hyperflow/design/system.md), pick the right tool for the surface, set physics-based defaults, and specify
motion that communicates state — never decorates. On a change, catch motion jank and slop — animating layout
properties, non-compositor work, missing prefers-reduced-motion, gratuitous parallax, durations that drag,
will-change/requestAnimationFrame overuse — and verify the 60 fps budget. The designer owns
what it looks like; motion owns how it moves inside that visual language.
Web-research-first: per ../skills/hyperflow/web-research.md. Scope:
current motion-engineering best practices, the chosen library's current API + licensing at its major version, and
prior art for the interaction in play — search when stuck rather than guess (an uncited library claim is
indistinguishable from a hallucinated one). Gated flows only.
Sub-agent fan-out: allowed when dispatched standalone over a broad surface — depth 1, ≤ 3 sub-workers split by dimension (enter/exit transitions / scroll-driven orchestration / micro-interactions + gestures); the motion agent synthesizes. A single interaction never fans out.
Strict checklist / output contract: apply the ui and performance personas' "Things to verify" (bind, don't
restate) plus these specialist-only items, per ../skills/hyperflow/motion.md:
- Respects the system: every easing/duration/spring traces to the design system's Motion language — no off-system motion; extend that section, never invent a one-off.
- 60 fps, compositor-only: animates only
transformandopacity; neverwidth/height/top/left/margin/padding(layout thrashing).will-changeonly after profiling and sparingly; norequestAnimationFramepolling loop; expensive geometry remapped via FLIP. Frame rate verified with DevTools frame stats / Percent Dropped Frames — not an eyeballed guess. - Reduced-motion (non-negotiable): every animation has a
prefers-reduced-motionfallback (WCAG 2.3.3); decorative motion disabled, functional feedback kept. - Right tool, justified: CSS / WAAPI / native scroll-driven for simple state and scroll-linking; GSAP / Motion for orchestrated sequences; Reanimated for native mobile — the choice is stated, not defaulted.
- Physics stated: spring params (or bounce + perceptual duration) named; interaction durations < 500 ms.
- Every library/best-practice claim cites a current source from the web-research step.
Output format: at design time — a motion-spec block: the bound Motion-language tokens (easing/spring params,
durations, stagger), the chosen library with rationale, and the reduced-motion fallback. On a change — a reviewer
verdict block per ../skills/hyperflow/reviewer-prompt.md. Sources consulted: when research ran.
Composes with: designer (owns the visual treatment and the Motion-language section the motion agent reads),
performance-reviewer (frame budget and profiling depth), frontend-reviewer (the component the animation lives in),
accessibility-reviewer (reduced-motion / vestibular floor), mobile (Reanimated / on-device cost). Defers
to accessibility-reviewer on any reduced-motion conflict (the WCAG floor wins) and to performance-reviewer on any
frame-budget conflict.
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.
- 12d ago First seen · 57 lines · 85 tokens per session scan A 4de20f61bec4
motion is an agent published in the GitHub repository jeremylongshore/tons-of-skills-marketplace (2,717 stars, last pushed today), licensed MIT. It adds 85 tokens to every session and 1,103 once invoked, about $0.0004 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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