Best Payment Gateways for Linux of 2025

NMI Payments gives developers, SaaS builders, ISVs and ISOs a simple path to embedded payments. As a full-stack processor, acquirer, and technology partner, NMI enables you to integrate, brand, and manage payment acceptance within your platform—without becoming a PayFac or building complex infrastructure. The platform combines flexibility, scalability, and speed, offering white-labeled payments infrastructure that keeps your brand front and center. With omnichannel support for in-store, online, in-app, and unattended payments, you can deliver a consistent merchant experience across every touchpoint. NMI also manages onboarding, compliance, and risk, freeing your team to focus on innovation and customer growth. Developer-First Experience NMI’s developer-first environment puts full control in your hands. Build, test, and launch payments in a modern sandbox with clear documentation and ready-to-use code snippets. Guided onboarding flows and API recipes simplify integration, while low-code and no-code tools accelerate deployment. Business users can evaluate monetization options with instant revenue calculators and self-service sign-up. Whether you’re embedding payments for the first time or scaling across channels, NMI helps you go live faster, stay compliant, and grow with confidence

Autodeals, Inc. offers growth minded Automobile Dealerships a cloud solution covering all 50 states. The full digital retailing solution includes a CRM, Messaging, Deal Management, Accounting, Electronic signatures, LenderHawk Contract Delivery, a Service Center, Payment Processing and BHPH Loan Processing. Regional dealerships interested in geographic growth can systematically expand with Autodeals. Small and Medium dealerships who are interested in being operationally excellent and leverage modern customer messaging and digital retailing should choose Autodeals. BHPH dealerships interested in reducing collection efforts by 50% should select Autodeals. Dealerships interested in balancing their books on a daily basis should see how Autodeals automates 53% of your accounting transactions and provides visibility to current operations. Dealership owners interested in reducing Fraud in their business? See how Autodeals has been built for Dealers by Dealers.

Cutting-edge Payment Processing Gateway with Enterprise Features & Real-Time Metrics

Computop provides its customers with local and innovative omnichannel payment processing and fraud protection solutions for ecommerce and POS. Computop Paygate allows retailers, service providers, and industrial enterprises to choose from more than 350 payment methods. Computop is a global player, with locations in Germany and the USA. It has been serving large international companies, such as C&A and Fossil for over 25 years. Computop processes transactions worth USD 33 billion, in 127 currencies.

ChargeOn is a 100% Salesforce-native application designed to simplify, automate, and optimize how businesses handle payments — all within Salesforce. It bridges the gap between your Salesforce CRM and 14+ leading payment gateways, giving your team a unified platform to streamline your overall payment management. Why Businesses Need ChargeOn Businesses often faced challenges in receiving Salesforce payments due to manual processes. these processes slowed revenue recognition, resulted in duplication of records and imped customer experiences. ChargeOn eliminates these challenges by providing a seamless payment ecosystem inside Salesforce — ensuring faster collections, improved cash flow, and improved visibility in customer's payment journey. No more switching between systems or chasing failed payments — everything happens in one place, securely and automatically. Key Highlights Instant and Scheduled Payments – collect payments at the right time through multiple payment methods. Automated Recurring Payments & Failed Payment Recovery – don't compromise on your revenue due to missed or failed payments. PCI and DSS Compliant-- ensure security with global payment standards. Secure Tokenization – encrypt customer data during transaction and at rest. Real-Time Reports & Dashboards – get complete visibility into payment information. Multi-Currency and Multi-Gateway Support – scale globally without technical barriers. For a complete list of powerful features, check out our AppExchange listing and see how ChargeOn can transform your payment operations. Empower your Salesforce with ChargeOn — where payments become effortless, automated, and built for growth.

CARDZ3N supports global payments for credit cards, ACH, SEPA, and Crypto (140+ coins). CARDZ3N processes payments for emerging markets & high-risk businesses, including CBD, crypto exchanges, gambling, travel, and more. We also offer a Stripe Alternative with rates starting at 2.25% for non-profits & 2.75% & $0.25 for e-commerce. CARDZ3N also offers other payment options, such as ACH, payroll and HR, benefits, or business capital. CARDZ3N Our mission is to solve the most pressing problems facing our clients, large and small. Our unique approach is what distinguishes us and what makes us different.

NETePay Hosted serves as a robust payments solution that integrates payment processing and token management across physical stores, online platforms, mobile applications, and unattended systems, all centralized through Datacap's portal. With support for nearly every payment processor in North America, Datacap offers a wide variety of plug-and-play EMV-compliant devices from top manufacturers. Their omnichannel payment solutions seamlessly blend in-person, unattended, mobile, and online transactions, ensuring a cohesive payment experience no matter the channel. Users can purchase, set up, and manage Datacap products around the clock through the dedicated product portal. Additionally, Datacap partners and their merchants benefit from real-time reporting capabilities available 24/7. The platform allows for remote configuration of settings, pad flows, key injection, and various other functionalities. Furthermore, processor-specific encryption techniques guarantee that card information remains secure during the transaction, being encrypted at the point of sale and only decrypted at the NETePay Hosted, eliminating unnecessary data transfer points. By implementing contact and contactless EMV (chip card) certifications for both fixed and mobile devices, the risk of card-present fraud is significantly minimized, enhancing overall transaction security. This comprehensive approach positions Datacap as a leader in the payments industry, catering to the evolving needs of businesses and consumers alike.

Our credit card processing solution integrates with a wide range of terminal and software options, including mobile and EMV solutions. No matter what your current system is, we can accommodate it. Our eCommerce team will work with you to find the right online platform for your business that allows payments to be processed seamlessly and keeps you up to date with technology. It's easy to create an online store and add credit card processing. Our number one goal is to provide you with all the tools and support that you need to run a successful eCommerce business. We offer unmatched service and free consultation at all times of the day. BLUE POS All In-One provides everything you need to manage your payments, increase sales, and optimize your operations straight out of the box. It can be connected wirelessly to an EMV/NFC payment device, and has optional peripherals. This makes it a great choice.

AlphaPoint is a global financial technology company providing digital asset infrastructure to power the next generation of exchanges, brokerages, payment networks, and banking. Our full-suite products provide trusted, secure, scalable, and customizable solutions for trading, payments, lending, custody, and more.

CoreWallet is a software framework that allows you to build emoney management, virtual accounts management, and online payment processing solutions. It can be used for various types of businesses such as e-commerce, retail, and other small businesses: - eCommerce and online marketplaces looking for custom-tailored payment orchestration technology - Fintech companies that must comply with AML regulations, PCI DSS, and KYC requirements within their system - Service providers who want to create a white-label payment gateway or eWallet solution to sell to third-party businesses - Banks looking to offer modern add-on services to their customers - and many other use cases CoreWallet provides core infrastructure, such as accounting/subledger, user data management, common wallet financial processes and external payment integration, which can be customized and extended by the products that use it. The online documentation portal provides a detailed description of CoreWallet modules and features.

NMI Gateway is a purpose-built, partner-first payments platform that delivers white-label, omnichannel infrastructure across every merchant environment. Designed forISOs, banks, financial institutions, ISVs, software companies and SaaS platforms, it enables secure, scalable, and customizable payment acceptance. NMI does not sell to merchants—we powers 4,000+ partners serving over 1 million businesses worldwide. Unlike gateways tied to a single processor, NMI gives partners full control over branding, pricing, and merchant relationships. With 150+ processor connections, 125+ shopping cart integrations, and support for 235,000+ connected payment devices, it provides unmatched flexibility across retail, in-app, mobile, e-commerce, and unattended environments. Developers can integrate through robust APIs and SDKs, building custom routing strategies, dynamic payment flows, and multi-MID configurations without vendor lock-in. Value-added tools like Shopify integration for embedded commerce and Bill Connect for syncing with accounting platforms such as QuickBooks and Xero extend functionality. Additional module including network tokenization, recurring billing, and fraud prevention, helping partners reduce churn, boost approval rates, and enhance payment security. Processing over 5.8 billion transactions annually and powering $440+ billion in payment volume, NMI Gateway transforms payments from a backend utility into a customizable, revenue-generating platform that empowers partners to build differentiated, long-term merchant relationships.

"Our vision is to build a digital platform infrastructure that will transform payment and banking for every business around the world. Our mission is to accelerate economic growth through digital platform and API design for all businesses. Our journey began with the creation of payment products that allow businesses accept digital payments. We realized that despite our best intentions, we would not be able to assist all businesses due to the size of this market. This realization led us to create a white-labeled payment aggregation platform that could be used worldwide by other companies looking to make digital payments. They can now benefit from our pre-built platform and the vast knowledge of our highly experienced team. We are now the leader in this area and many companies around the globe are happy to use it.

TANGO represents a cutting-edge payments solution designed to meet the evolving demands of businesses today and in the future, leveraging advanced technology. Its foundational architecture is centered on principles that ensure exceptional flexibility in selecting the platform, database, and operating environment, accommodating diverse hardware and software preferences. Built on a robust micro-services architecture, TANGO supports agile business operations through a collection of independent services that function cohesively, allowing for separate development, deployment, and operation. This approach, known as Component-Based Software Development (CBSD), significantly reduces both development and maintenance expenses, resulting in a quicker time-to-market and a sustainable, cost-efficient payments solution. Furthermore, TANGO's adaptable architecture effectively addresses integration challenges posed by varied legacy systems, enabling deployment across numerous hardware platforms from a range of vendors, thus enhancing operational efficiency and scalability. Overall, TANGO not only simplifies payment processing but also positions businesses for future growth by streamlining their financial transactions.