By marsolab
Comprehensive landing page design analysis for extracting typography, color palette, spacing systems, visual elements, and conversion optimization insights. Use when a user provides a landing page URL for design analysis, wants to understand what makes a page effective, needs to extract design specifications, or wants to learn from high-converting landing pages.
npx claudepluginhub marsolab/skills --plugin landing-page-breakdownA dual-compatible plugin marketplace for Claude Code and OpenAI Codex, providing curated skills for AI coding agents.
/plugin marketplace add marsolab/skills
Then install individual plugins:
/plugin install go-dev@marsolab-skills
/plugin install sys-arch@marsolab-skills
Clone this repository into your project and Codex will
discover plugins from .agents/plugins/marketplace.json
automatically.
| Plugin | Category | Description |
|---|---|---|
| apple-dev | Development | Swift, SwiftUI, HIG |
| copy | Writing | SaaS copywriting |
| go-dev | Development | Go backends, CLIs |
| landing-page-breakdown | Design | Page analysis |
| multi-agent-config | DevOps | Multi-agent configs |
| sys-arch | Architecture | System design |
| front-dev | Development | Modern web apps |
Create the plugin directory structure:
plugins/<plugin-name>/
├── .claude-plugin/plugin.json
├── .codex-plugin/plugin.json
└── skills/<skill-name>/
├── SKILL.md
└── references/ (optional)
Add the SKILL.md with YAML frontmatter:
---
name: my-skill
description: What this skill does.
version: 1.0.0
tags:
- tag1
- tag2
---
Run the sync script to regenerate manifests:
uv run scripts/sync-manifests.py
Update the category and display name mappings in
scripts/sync-manifests.py if needed.
Commit all changes and push to main.
.claude-plugin/marketplace.json # Claude Code
.agents/plugins/marketplace.json # Codex
plugins/
<plugin-name>/
.claude-plugin/plugin.json
.codex-plugin/plugin.json
skills/<skill-name>/
SKILL.md
references/
assets/
scripts/
scripts/
sync-manifests.py
SKILL.md frontmatter is the single source of truth. All JSON manifests are generated from it:
# Regenerate all manifests
uv run scripts/sync-manifests.py
# Check for drift (used in CI)
uv run scripts/sync-manifests.py --check
Team-oriented workflow plugin with role agents, 27 specialist agents, ECC-inspired commands, layered rules, and hooks skeleton.
UI/UX design intelligence. 67 styles, 161 palettes, 57 font pairings, 25 charts, 15 stacks (React, Next.js, Vue, Svelte, Astro, SwiftUI, React Native, Flutter, Tailwind, shadcn/ui, Nuxt, Jetpack Compose). Actions: plan, build, create, design, implement, review, fix, improve, optimize, enhance, refactor, check UI/UX code. Projects: website, landing page, dashboard, admin panel, e-commerce, SaaS, portfolio, blog, mobile app. Elements: button, modal, navbar, sidebar, card, table, form, chart. Styles: glassmorphism, claymorphism, minimalism, brutalism, neumorphism, bento grid, dark mode, responsive, skeuomorphism, flat design. Topics: color palette, accessibility, animation, layout, typography, font pairing, spacing, hover, shadow, gradient.
Comprehensive skill pack with 66 specialized skills for full-stack developers: 12 language experts (Python, TypeScript, Go, Rust, C++, Swift, Kotlin, C#, PHP, Java, SQL, JavaScript), 10 backend frameworks, 6 frontend/mobile, plus infrastructure, DevOps, security, and testing. Features progressive disclosure architecture for 50% faster loading.
Upstash Context7 MCP server for up-to-date documentation lookup. Pull version-specific documentation and code examples directly from source repositories into your LLM context.
Comprehensive startup business analysis with market sizing (TAM/SAM/SOM), financial modeling, team planning, and strategic research
This skill should be used when users need to generate ideas, explore creative solutions, or systematically brainstorm approaches to problems. Use when users request help with ideation, content planning, product features, marketing campaigns, strategic planning, creative writing, or any task requiring structured idea generation. The skill provides 30+ research-validated prompt patterns across 14 categories with exact templates, success metrics, and domain-specific applications.