Catalog
Every x402, MPP, MCP, and skill listing we've indexed, normalized, and enriched.
tailwind-design-system
Build production-ready design systems with Tailwind CSS, including design tokens, component variants, responsive patterns, and accessibility.
systems-programming-rust-project
You are a Rust project architecture expert specializing in scaffolding production-ready Rust applications. Generate complete project structures with cargo tooling, proper module organization, testing
systematic-debugging
Use when encountering any bug, test failure, or unexpected behavior, before proposing fixes
sympy
SymPy is a Python library for symbolic mathematics that enables exact computation using mathematical symbols rather than numerical approximations.
swiftui-view-refactor
Refactor SwiftUI views into smaller components with stable, explicit data flow.
swiftui-ui-patterns
Apply proven SwiftUI UI patterns for navigation, sheets, async state, and reusable screens.
swiftui-performance-audit
Audit SwiftUI performance issues from code review and profiling evidence.
swiftui-liquid-glass
Implement or review SwiftUI Liquid Glass APIs with correct fallbacks and modifier order.
swiftui-expert-skill
Write, review, or improve SwiftUI code following best practices for state management, view composition, performance, and iOS 26+ Liquid Glass adoption. Use when building new SwiftUI features, refactoring existing views, reviewing code quality, or adopting modern SwiftUI patterns.
swift-concurrency-expert
Review and fix Swift concurrency issues such as actor isolation and Sendable violations.
sveltekit
Build full-stack web applications with SvelteKit — file-based routing, SSR, SSG, API routes, and form actions in one framework.
supply-chain-risk-auditor
Identifies dependencies at heightened risk of exploitation or takeover. Use when assessing supply chain attack surface, evaluating dependency health, or scoping security engagements.
superpowers-lab
Lab environment for Claude superpowers
supabase-automation
Automate Supabase database queries, table management, project administration, storage, edge functions, and SQL execution via Rube MCP (Composio). Always search tools first for current schemas.
subject-line-psychologist
One sentence - what this skill does and when to invoke it
subagent-driven-development
Use when executing implementation plans with independent tasks in the current session
stripe-integration
Master Stripe payment processing integration for robust, PCI-compliant payment flows including checkout, subscriptions, webhooks, and refunds.
stripe-automation
Automate Stripe tasks via Rube MCP (Composio): customers, charges, subscriptions, invoices, products, refunds. Always search tools first for current schemas.
stride-analysis-patterns
Apply STRIDE methodology to systematically identify threats. Use when analyzing system security, conducting threat modeling sessions, or creating security documentation.
stitch-ui-design
Expert guidance for crafting effective prompts in Google Stitch, the AI-powered UI design tool by Google Labs. This skill helps create precise, actionable prompts that generate high-quality UI designs for web and mobile applications.
stitch-loop
Teaches agents to iteratively build websites using Stitch with an autonomous baton-passing loop pattern
stitch-design-taste
Use when generating Google Stitch DESIGN.md systems for premium typography, color, layout, motion intent, and anti-generic UI rules.