Integrate payments with SePay (VietQR, Vietnamese bank transfers) and Polar (global SaaS subscriptions, billing). Use for checkout flows, webhooks, QR codes, subscription management.
Implement payment processing with SePay (Vietnamese payments) and Polar (global SaaS monetization).
Use when implementing:
Choose SePay for:
Choose Polar for:
references/sepay/overview.md - Platform capabilities, API/OAuth2 auth, supported banksreferences/sepay/api.md - Endpoints, transactions, bank accounts, virtual accountsreferences/sepay/webhooks.md - Setup, payload structure, verification, retry logicreferences/sepay/sdk.md - Node.js, PHP, Laravel implementationsreferences/sepay/qr-codes.md - VietQR generation, templates, integrationreferences/sepay/best-practices.md - Security, patterns, monitoringreferences/polar/overview.md - Platform capabilities, authentication methods, MoR conceptreferences/polar/products.md - Product types, pricing models, usage-based billingreferences/polar/checkouts.md - Checkout flows, embedded checkout, linksreferences/polar/subscriptions.md - Lifecycle, upgrades, downgrades, trialsreferences/polar/webhooks.md - Event types, signature verification, monitoringreferences/polar/benefits.md - Automated delivery (GitHub, Discord, licenses, files)references/polar/sdk.md - TypeScript, Python, PHP, Go, framework adaptersreferences/polar/best-practices.md - Security, patterns, monitoringscripts/sepay-webhook-verify.js - Verify SePay webhook authenticityscripts/polar-webhook-verify.js - Verify Polar webhook signaturesscripts/checkout-helper.js - Generate checkout sessions for both platformsreferences/sepay/overview.md for auth setupreferences/sepay/api.md or references/sepay/sdk.md for integrationreferences/sepay/webhooks.md for payment notificationsscripts/sepay-webhook-verify.js for webhook verificationreferences/sepay/best-practices.md for production readinessreferences/polar/overview.md for auth and conceptsreferences/polar/products.md for product setupreferences/polar/checkouts.md for payment flowsreferences/polar/webhooks.md for event handlingscripts/polar-webhook-verify.js for webhook verificationreferences/polar/benefits.md if automating deliveryreferences/polar/best-practices.md for production readinessSePay:
Polar:
When implementing payment integration:
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