Kishan Savaliya
Latest posts
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Payments & Gateways
BNPL
BNPL on Magento: Klarna vs Afterpay vs Affirm vs Sezzle (2026 Decision Guide)
Five BNPL providers ship against Magento 2.4.4-2.4.9 in 2026: Klarna, Afterpay (Cash App Pay-in-4 in the US since 2025), Affirm, Sezzle, and PayPal Pay Later. Their region coverage, merchant fees, AOV sweet spots, and Hyvä-compatibility maturity have diverged sharply. This post lays out the per-region availability matrix, real fee ranges from each provider's merchant docs, Magento Marketplace extension maturity, and the decision tree we run on every BNPL engagement.
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Payments & Gateways
Adyen
PayPal vs Adyen vs Klarna Magento Extensions: Which Are Actually Maintained in 2026?
Most extension comparison posts age out in six months. This is an annual maintenance audit of the three biggest payment extensions for Magento (PayPal Commerce Platform, Adyen Magento Plugin, and Klarna Payments), measured across five hard axes: GitHub commit velocity in the last 90 days, Magento Marketplace average rating, open-to-closed issue ratio, real support response time, and PHP 8.4 + Magento 2.4.9 compatibility status. Each extension gets a maintainability score and a recommendation by store size segment. Updated quarterly.
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Payments & Gateways
Magento 2.4.9
Payment Gateway Callback Handling in Magento: The Idempotency Recipe
Three real production failures we shipped fixes for in 2026 on Magento 2.4.4-2.4.9: a Stripe webhook retry that double-captured an order, a double-click on Place Order that ran submitQuote twice, and a webhook signature check that compared HMACs with == and leaked the secret. Each one has a small, boring fix, a UNIQUE key on (gateway, event_id), a SELECT FOR UPDATE on the quote row, and hash_equals. Here is the exact PHP, SQL, the observer wiring, and the Stripe CLI replay command to prove it works.
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Payments & Gateways
Magento 2.4.9
Razorpay Magento Integration: A Complete India + INR Setup Guide
Razorpay ships an official Magento module, razorpay/razorpay-magento on Marketplace and GitHub, that covers Cards, NetBanking, UPI Collect, UPI Intent, Wallets, EMI, and PayLater. The defaults work; production does not. This is the install command, the system.xml API-key config, the webhook signature check for payment.captured and refund.processed, the RBI 2-factor authentication redirect, the UPI AutoPay e-mandate flow for subscriptions, and the T+1 to T+3 settlement timing every Indian merchant needs to plan around. Magento 2.4.4-2.4.9, INR-only stores.
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Payments & Gateways
Magento 2.4.9
Stripe Payment Integration in Magento: Official Extension vs Custom Module
Stripe ships stripe/module-payments, the official Magento Marketplace extension that handles Payment Element, 3DS2 SCA, webhooks, partial refunds, and Stripe Billing subscriptions out of the box. It covers 95% of stores. The other 5%, B2B with biometric-bypass 3DS2, micro-fee rounding into the customer's total, ACH/SEPA mandate caching, high-risk merchants, marketplace platforms running Stripe Connect Direct Charges with custom application_fee_amount logic, need either a fork of the official module or a full from-scratch integration. Here is the decision tree, the PaymentIntent + SetupIntent code, and a realistic cost estimate for each path.
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Payments & Gateways
Magento 2.4.9
Custom Payment Method in Magento 2: The Minimal Working Extension
Most custom payment method tutorials show one or two files and leave the integration broken on Hyvä, broken in admin, or broken on capture. Here is the complete minimal working extension for Magento 2.4.4-2.4.9: the 9 files you cannot avoid (module.xml, config.xml, di.xml, payment.xml, adminhtml system.xml, Model/Payment.php, Knockout renderer, .html template, checkout_index_index.xml), the Hyvä Magewire parallel, a verified webhook handler with signature checks, and the refund flow wired through onlineRefund. Copy-paste ready, tested against Magento 2.4.9, PHP 8.4, Hyvä Checkout 1.2.
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Headless & Architecture
Headless
Magento + React Server Components: Is It Ready in 2026?
React Server Components went stable in Next.js 14. For Magento, that means a product grid shipping zero client JavaScript and a PDP streaming from the server in under 200 ms. Two problems nobody has solved cleanly yet: cart state (per-session, stays client) and JWT refresh (cookie-bound, but Magento's token-refresh endpoint expects a client trigger). This post shows the real Next.js 14 code for a Magento RSC storefront, the boundary between server and client components, and a bundle-size comparison vs PWA Studio that explains why the rebuild is worth it on some projects and a waste on others.
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Headless & Architecture
Magento Performance
Magento API Performance: REST vs GraphQL Trade-offs Explained With Real Numbers
Most Magento REST vs GraphQL articles compare syntax. After benchmarking three real queries against a Magento 2.4.9 store with 50,000 SKUs, the answer flips depending on the call pattern: REST wins single-resource by URL (95 ms vs 140 ms), GraphQL wins relational and grid loads by an order of magnitude (180 ms vs 665 ms), and the FPC versus @cache directive story decides whether either survives Black Friday. Here is the curl trace, the wrk concurrency test, and the cache invalidation pattern from client work on Magento 2.4.4-2.4.9.
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Headless & Architecture
Hyvä
PWA Studio vs Hyvä: The Honest 2026 Comparison
PWA Studio's commit velocity in magento/pwa-studio collapsed from 50+/month in 2023 to under 10/month across 2025 while Hyvä grew from ~200 to 700+ compatibility-certified modules in 18 months. This is the honest, ten-axis 2026 comparison for Adobe Commerce and Magento Open Source 2.4.4-2.4.9, developer ramp-up (3 days vs 4 weeks), build pipeline (standard Magento CLI vs Node + Webpack + Apollo), extension ecosystem, hosting cost, SEO posture, and three-year TCO. Includes the narrow scenario where PWA Studio is still the right call, and the GitHub metrics that drive the recommendation either way.
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Headless & Architecture
GraphQL
Magento Next.js Storefront: Build It From Zero (Vercel-Deployable)
Most Magento + Next.js tutorials stop at fetching a product list. They skip authentication, cart hydration, ISR cache invalidation, and the SEO checklist for what to render server-side. This post walks through a complete `npx create-next-app` storefront against a Magento 2.4.4-2.4.9 GraphQL endpoint, deploy-ready on Vercel. Eight sections: project bootstrap, GraphQL client without Apollo, ISR for category pages, JWT auth via `generateCustomerToken` in an HTTP-only cookie, guest-and-customer cart hydration, server actions for `placeOrder`, the SEO checklist, and the production deploy. Real TypeScript, real GraphQL, and the traps that bite when the demo hits real customer traffic.
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