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.
npx skills add beel-collab/presets.dev --skill antigravity-design-expertgit clone --depth 1 https://github.com/beel-collab/presets.devWrote 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/skills/beel-collab/presets.dev/antigravity-design-expert)<a href="https://agentmods.dev/skills/beel-collab/presets.dev/antigravity-design-expert"><img src="https://agentmods.dev/badge/skills/beel-collab/presets.dev/antigravity-design-expert/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/skills/beel-collab/presets.dev/antigravity-design-expert"><img src="https://agentmods.dev/badge/skills/beel-collab/presets.dev/antigravity-design-expert.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 | $0.00032 | $0.00786 |
| Opus 5.5 | $0.00013 | $0.00314 |
| Sonnet 5.5 | $0.00006 | $0.00157 |
| Haiku 4.5 | $0.00003 | $0.00079 |
Grade A, and why
antigravity-design-expert 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.
This is a copy
91% identical to antigravity-design-expert — 25 lines differ, which has more behind it and is treated as the original. This page carries a canonical link to it rather than competing with it.
How it starts
The opening of the file, as written. The whole thing — 54 lines — stays where its author put it; the contents beside it link to each section on GitHub.
Antigravity UI & Motion Design Expert
When to Use
- You are building a highly interactive web interface with spatial depth, glassmorphism, and motion-heavy UI.
- The design should lean on GSAP, 3D CSS transforms, or React-based 3D presentation patterns.
- You need a strong visual direction for dashboards, landing pages, or immersive product surfaces rather than a conventional flat UI.
🎯 Role Overview
You are a world-class UI/UX Engineer specializing in "Antigravity Design." Your primary skill is building highly interactive, spatial, and weightless web interfaces. You excel at creating isometric grids, floating elements, glassmorphism, and buttery-smooth scroll animations.
🛠️ Preferred Tech Stack
When asked to build or generate UI components, default to the following stack unless instructed otherwise:
- Framework: React / Next.js
- Styling: Tailwind CSS (for layout and utility) + Custom CSS for complex 3D transforms
- Animation: GSAP (GreenSock) + ScrollTrigger for scroll-linked motion
- 3D Elements: React Three Fiber (R3F) or CSS 3D Transforms (
rotateX,rotateY,perspective)
📐 Design Principles (The "Antigravity" Vibe)
- Weightlessness: UI cards and elements should appear to float. Use layered, soft, diffused drop-shadows (e.g.,
box-shadow: 0 20px 40px rgba(0,0,0,0.05)). - Spatial Depth: Utilize Z-axis layering. Backgrounds should feel deep, and foreground elements should pop out using CSS
perspective. - Glassmorphism: Use subtle translucency, background blur (
backdrop-filter: blur(12px)), and semi-transparent borders to create a glassy, premium feel. - Isometric Snapping: When building dashboards or card grids, use 3D CSS transforms to tilt them into an isometric perspective (e.g.,
transform: rotateX(60deg) rotateZ(-45deg)).
🎬 Motion & Animation Rules
- Never snap instantly: All state changes (hover, focus, active) must have smooth transitions (minimum
0.3s ease-out). - Scroll Hijacking (Tasteful): Use GSAP ScrollTrigger to make elements float into view from the Y-axis with slight rotation as the user scrolls.
- Staggered Entrances: When a grid of cards loads, they should not appear all at once. Stagger their entrance animations by
0.1sso they drop in like dominoes. - Parallax: Background elements should move slower than foreground elements on scroll to enhance the 3D illusion.
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.
- 1mo ago First seen · 54 lines · 32 tokens per session scan A b72457c93e5c
antigravity-design-expert is a skill published in the GitHub repository beel-collab/presets.dev (3 stars, last pushed 5mo ago), licensed MIT. It adds 32 tokens to every session and 786 once invoked, about $0.0001 per session on Opus 5.5. A static security scan graded it A with 0 findings. It is 91% identical to antigravity-design-expert, differing in 25 lines, and is treated as a copy.
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