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Found 45 Skills
Guides development and debugging of Fynd extensions using the FDK (Fynd Development Kit). Covers backend layout (Express, platform/partner/basic routes), webhooks, company-scoped config, and common patterns for catalog, custom, and platform-scoped extensions. Use when working on any Fynd extension, FDK, Fynd Platform APIs, partner panel, or extension webhooks.
Use when adding payments, billing, checkout, subscriptions, invoices, webhooks, customer portal, Stripe Connect, metered/usage billing, tax, fraud/Radar, pricing page, payment intents, refunds, coupons, promo codes, or any Stripe integration in Next.js. Triggers: stripe, payment, checkout, subscribe, billing, invoice, webhook, portal, connect, marketplace, payout, metered, usage-based, SaaS pricing, paywall, plan, tier.
Stripe payments integration guidance — native Vercel Marketplace setup, checkout sessions, webhook handling, subscription billing, and the Stripe SDK. Use when implementing payments, subscriptions, or processing transactions.
Universal Saleor app development patterns. Covers the app protocol (manifest, registration, webhooks, authentication), SDK abstractions, settings persistence, and Dashboard integration. Framework-agnostic with Next.js examples.
Complete subscription billing system with Stripe integration, feature flags for plan gating, webhook handling, and billing portal.
Implement payment integrations with SePay (Vietnamese payment gateway with VietQR, bank transfers, cards) and Polar (global SaaS monetization platform with subscriptions, usage-based billing, automated benefits). Use when integrating payment processing, implementing checkout flows, managing subscriptions, handling webhooks, processing bank transfers, generating QR codes, automating benefit delivery, or building billing systems. Supports authentication (API keys, OAuth2), product management, customer portals, tax compliance (Polar as MoR), and comprehensive SDK integrations (Node.js, PHP, Python, Go, Laravel, Next.js).
Validate n8n expression syntax and fix common errors. Use when writing n8n expressions, using {{}} syntax, accessing $json/$node variables, troubleshooting expression errors, or working with webhook data in workflows.
Complete API integration guide for Shopify including GraphQL Admin API, REST Admin API, Storefront API, Ajax API, OAuth authentication, rate limiting, and webhooks. Use when making API calls to Shopify, authenticating apps, fetching product/order/customer data programmatically, implementing cart operations, handling webhooks, or working with API version 2025-10. Requires fetch or axios for JavaScript implementations.
Complete Stripe payments integration with subscriptions, webhooks, and customer portal. Use when adding billing to a SaaS application with subscription tiers, usage-based pricing, or one-time payments.
Load PROACTIVELY when task involves payments, billing, or subscriptions. Use when user says "add payments", "integrate Stripe", "set up subscriptions", "add a checkout flow", or "handle billing webhooks". Covers Stripe, LemonSqueezy, and Paddle integration, checkout sessions, subscription lifecycle management, webhook verification and handling, customer portal, metered billing, refunds, and PCI compliance considerations.
Search for available phone numbers by location and features, check coverage, and place orders. Use when acquiring new phone numbers. This skill provides Go SDK examples.
Production-grade payment integration for Stripe, Paddle, Adyen, and more. Use when implementing checkout, subscriptions, webhooks, or billing.