Braintree

Authorize.net

Authorize.net provides a reliable payment gateway that lets merchants accept credit cards, e‑checks, and digital wallets online and in‑person. It offers a suite of tools for fraud prevention, recurring billing, and detailed reporting, all hosted in a PCI‑compliant environment. The platform integrates with major shopping carts, accounting software, and mobile apps, giving businesses of any size a unified solution for transaction management. With a developer‑friendly API and robust support, merchants can scale their payment operations while maintaining security and compliance.

Hyperswitch

Hyperswitch is an open-source, PCI-compliant payments platform that enables connectivity to multiple payment, payout, fraud, vault, and tokenization providers. It uplifts authorization with intelligent routing and revenue recovery, reducing payment processing costs with cost observability and payment ops with reconciliation.

Adyen

Adyen is a global payment processing platform that lets enterprises accept payments online, in-person, and through subscriptions using a single API and dashboard. It supports over 200 local payment methods and can process payouts in more than 150 currencies for businesses operating internationally. Beyond core payment acceptance, Adyen offers embedded finance products such as card issuing and business accounts, along with risk management and fraud prevention tools built on its transaction data. It holds banking licenses in multiple regions and serves large, well-known enterprise customers across retail, travel, and digital media.

Xendit

Xendit is a payment infrastructure platform for Southeast Asia, letting businesses accept and send payments through more than 100 methods including QRIS, e-wallets like OVO and GoPay, virtual accounts, and cards across Indonesia, the Philippines, Malaysia, Thailand, Vietnam, Singapore, and Hong Kong. It targets everything from e-commerce startups to large marketplaces and insurers, with no setup or monthly fees and pay-as-you-go transaction pricing.

Stripe

Stripe is a comprehensive suite of payment APIs and financial services that enables businesses to accept online and in-person payments globally. It provides the robust tools necessary to handle credit cards, digital wallets, recurring billing, and complex marketplace payouts securely. Designed for developers and modern enterprises alike, Stripe streamlines financial operations by automating revenue management, fraud detection, and financial reporting. Its modular architecture allows companies to scale from simple checkout pages to fully customized global payment flows.

Checkout.com

Checkout.com is a payment processing platform that lets businesses accept payments online and disburse funds across more than 150 currencies in over 50 countries. It targets enterprise merchants across sectors including e-commerce, fintech, gaming, crypto exchanges, travel, and marketplaces, with notable customers including Microsoft, Spotify, eBay, Uber, and Coinbase. The platform provides AI-powered acceptance optimization intended to improve payment conversion rates, along with fraud detection, identity verification, and a unified payments dashboard for monitoring performance. Checkout.com also supports global acquiring with local market coverage and payouts to bank accounts and cards, and reported processing $300 billion in e-commerce payments for enterprise merchants in 2025.