Skill UI

Guides optimizing non-signup forms—lead capture, demo, survey, checkout—by minimizing fields, improving layout, validation, and trust signals to boost completion rates.

Use natural language via the Composio MCP integration to monitor orders, subscriptions, customers, discounts, products, and checkout sessions across your Lemon Squeezy store, letting you manage all digital business operations without hitting the dashboard.

Execute comprehensive load, stress, and soak tests to validate API performance, identify scaling bottlenecks, and establish throughput baselines. This tool simulates realistic, high-volume traffic patterns using industry-standard tools like k6 or Artillery, allowing users to define complex scenarios (e.g., e-commerce checkout flows, traffic spikes) and assert performance thresholds (p95 latency, error rates). It helps pinpoint resource limitations in databases, network layers, or compute resources, ensuring the API is ready for production scalability.

This skill provides expert guidance on integrating major payment processors like Stripe and PayPal. It covers end-to-end checkout flows, subscription billing, secure webhook handling, and strict PCI compliance requirements. Use this when building any feature involving financial transactions to ensure reliability and adherence to security best practices.

A comprehensive guide to integrating PayPal into applications, covering all aspects of the payment lifecycle. This skill covers client-side implementations using JavaScript SDK for Express Checkout, server-side API interactions (REST API) for order creation and capture, handling recurring billing via Subscriptions, managing asynchronous updates through IPN/Webhooks, and processing refunds and payouts. Ideal for building robust e-commerce payment gateways.

This comprehensive guide covers the full stack of Shopify development. Learn to build robust custom applications, highly customized extensions (for checkout, admin, and POS), and dynamic storefront themes. It details using GraphQL Admin API, managing webhooks, and utilizing Liquid for templating, enabling developers to integrate external services and enhance the entire merchant e-commerce experience.

Provides concise guidance for implementing Stripe integrations, prioritizing CheckoutSessions, PaymentIntents, Billing and Connect flows, avoiding deprecated endpoints, and following migration and compliance recommendations.

This comprehensive guide covers implementing production-grade billing systems using Stripe. It details features like subscriptions with trials and proration, usage-based billing, checkout session management, idempotent webhook handling, and customer portal integration. Applicable for Next.js, Express, and Django environments, making it ideal for setting up or debugging complex payment workflows.

Guides experts through auditing and experimenting on non-registration forms to boost completion rates, covering assessment, design, copy, layout, and hypothesis testing for lead, contact, demo, survey, or checkout flows.

Guides Odoo storefront setup, catalog, payments, shipping and abandoned carts while highlighting SEO and fulfillment hygiene. Use when launching stores, integrating Stripe/PayPal, or tuning checkout workflows.

A scientific, customer-centric framework for systematically improving conversion rates on websites and landing pages. This methodology guides users through funnel mapping, identifying core visitor objections, and conducting evidence-based A/B testing. It is essential for auditing underperforming funnels, optimizing checkout flows, and transforming general marketing hypotheses into measurable, statistically significant improvements.

This skill implements robust supply chain integrity verification for container builds using the in-toto framework. It establishes a verifiable record by generating cryptographically signed link metadata at every stage (checkout, build, scan). This allows users to prove that deployed container images followed an approved process, with enforcement mechanisms integrated for Kubernetes admission control.