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playground

Create self-contained HTML playgrounds with live previews and copyable prompts.

1|Updated Apr 30, 2025
Search Tags:#html#frontend#javascript#interactive#prototype#demo#playground
One-click install
npx skills add https://github.com/lucasfth/config --skill playground-lucasfth
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: playground
Source: https://github.com/lucasfth/config/tree/main/.claude/plugins/marketplaces/claude-plugins-official/plugins/playground/skills/playground
Command: npx skills add https://github.com/lucasfth/config --skill playground-lucasfth

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Create self-contained HTML playgrounds that let users configure options and view a live preview, enabling exploration and quick prompting.

Core Features & Use Cases

  • Single HTML file with inline CSS and JS, no external dependencies.
  • Live preview updates instantly as controls change.
  • Prompt output is generated from non-default choices and includes enough context to act on.
  • Copy button with brief feedback when copied.
  • Built-in presets (3-5) that create cohesive starting configurations.
  • Dark theme and system font UI for accessibility.
  • State management pattern that uses a single state object updated by all controls.
  • Clear prompt-focused workflow: explore, adjust, and extract a prompt to reuse.

Quick Start

Identify the playground type, load the matching template from templates/, and open the generated HTML file in a browser.

Frequently Asked Questions about playground

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I create an interactive HTML playground with live preview and no external dependencies?▼

A self-contained HTML playground uses a single HTML file with inline CSS and JS, providing instant live preview updates as users adjust controls. It generates a natural-language prompt from non-default choices for easy reuse.

How do I build a configuration wizard that outputs a copyable prompt from user selections?▼

A configuration wizard uses a single state object updated by all UI controls to generate a natural-language prompt from non-default selections. The output includes enough context to act on and features a copy button for quick extraction.

Can I use a single HTML file for frontend prototyping and visual exploration without external libraries?▼

Yes, a single HTML file with inline CSS and JS supports frontend prototyping and visual exploration without external libraries. It provides a dark theme, system font UI, and built-in presets for accessible interactive demonstrations.

What is the best way to set up interactive demos with sensible presets and a dark theme?▼

Setting up interactive demos is best achieved using playground templates that include 3-5 built-in presets for cohesive starting configurations. These templates enforce a dark theme and system font UI to ensure accessibility and visual consistency.

Do I need external JavaScript frameworks to generate a self-contained HTML demo?▼

No, external JavaScript frameworks are not required to generate a self-contained HTML demo. The playground uses a single HTML file with inline CSS and JS, managing state internally with a single state object updated by all controls.

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