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Top Rated Payment Processing Software with Open source - Page 20

Last updated: May 2026

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604 software options

Form3 logo
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Payment technology reimagined for financial institutions

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Form3 is the account-to-account platform.

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CORE logo
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Streamlining payments. Enhancing engagement.

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CORE is a cloud-based platform that revolutionizes enterprise revenue management, payment solutions, and customer engagement automation. It offers automated account reconciliation, PCI compliance, and efficient processes. The platform supports various payment options like ACHeCheck, automatic, credit/debit card, and online payments. Additionally, CORE features revenue management tools, consumer engagement options, and seamless integration capabilities.

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VizyPay logo
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Payment processing solution built for small businesses

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VizyPay is a payment processing solution built specifically for small businesses. Streamline your operations with our customizable and affordable payment processing solution for SMB’s.

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Connected Banking logo
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Connected Banking Solution for Easy Financial Integration

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Connected Banking API for Payment Processing automates secure bank-to-bank transactions, allowing real-time payments, reconciliation, and financial data integration. It ensures compliance, reduces manual effort, and streamlines payment workflows for fintechs, enterprises, and payment platforms.

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Digitoo logo
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Cloud-based application digitalizing the accounting process

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Digitoo is a cloud-based application that automates and digitalizes the accounting process without the need for any manual data entry.

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Intelligent Payment Portal logo
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Self-service consumer payment solution

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The Intelligent Portal is an online self-service consumer payment solution that allows businesses to reduce administrative and collection costs. It enables consumers to set up personalized payment plans, virtually negotiate lump sum settlements, and access digital statements and documents. The Intelligent Portal also features built-in compliance tools and a fully customizable branded online payment site for a seamless customer experience.

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ETran logo
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Cloud-based accounting tool for managing payment processing

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FTNI’s ETran solution helps customers streamline payment processing and minimize risk by consolidating Remote Deposit Capture, single and recurring ACH and credit/debit card transactions, on a single platform, in a managed services environment.

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Genius Payment Facilitation logo
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Payment processing solution for insurance businesses

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Genius Payment Facilitation is a payment processing solution for businesses in insurance, healthcare, pharmacy, and other sectors that helps manage consumer financing, credit card processing, reconciliation, escheatment, digital wallets, and more.

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Payage logo
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White-label payment orchestration platform

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Payage is a white-label payment orchestration platform designed for high-volume merchants, marketplaces, and service providers. The platform connects multiple payment providers, methods, and currencies across regions through a unified infrastructure. It features automated currency conversion, customizable checkout pages for fiat and crypto payments, transaction matching with settlement forecasting, real-time fraud detection, and bank-grade tokenization for secure payment data storage.

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E-commerce Solution logo
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AOPAY Best Integrated Ecommerce Software Solution for MSMEs

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AOPAY Best Ecommerce Software helps businesses build, manage, and scale online stores with secure payments, inventory management, order tracking, customer analytics, and seamless integrations for faster growth and better customer experiences.

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ClearTEQ POS logo
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Online POS & payment processing for retailers

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ClearTEQ is an online point of sale and payment processing solution designed for small and mid-sized retailers to gain insights, simplify processes, and get better control of cash flow. With over 35 years in the POS industry and thousands of customers, our team understands the needs of retail.

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Vindicia logo
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Billing and marketing solutions for digital companies

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Vindicia is a SaaS Billing and Marketing Solutions for digital companies. It provides a SaaS billing solutions that help optimize customer retention and acquisition through integrated marketing best practices, customer retention, sales tax and VAT management, and more.

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AB Pay logo
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Payment processing solution

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AB PAY offers a wide variety of payment processing services, each with enhanced features designed to help you increase sales, cut costs and improve your company’s productivity.

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Craftgate logo
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One-Stop Shop Payment Orchestration

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Craftgate is a payment orchestration platform designed to streamline and simplify online payment processes for businesses. With Craftgate, merchants can easily access domestic and international payment service providers, virtual POS systems, and alternative payment methods through a single integration.

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Lemonway logo
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Secure and unified payment solution, including an API

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Lemonway software is a secure solution that offers access to a multitude of payment methods. The goal is to streamline transactions, whether in an online store, on a marketplace, or even on a crowdfunding platform. Lemonway also has an API.

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Value Payment Systems logo
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Billing and payment processing solution for organizations

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Value Payment Systems is a cloud-based payment management solution, which helps businesses process electronic payments through various modes including website, mobile, POS, and voice. Key features include transaction tracking, mobile-optimized payment gateways, online tax payment, and reporting.

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SoftCoPay logo
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Software for managing vendor payments

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SoftCoPay is a payment management software designed to help businesses manage ACH, card, check, and other payments via a unified portal. It automates the entire purchase invoice process and various manual operations to save time and ensure that invoices are sent on time with accurate information.

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Alevate Bill Pay logo
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Software for managing bill presentation & payment processing

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Alevate Bill Pay is a cloud-based software that allows businesses to manage bill presentation and payment operations. Billers can easily collect payments from customers, whether the payment is a one-time transaction or a recurring payment.

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Buckaroo logo
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Subscription management solution

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Buckaroo offers solutions for any question concerning payments. Whether it’s about an iDEAL payment in a webshop, a QR payment by smartphone or the collection of subscription fees by direct debit. If you decide to build an internet checkout at Buckaroo, you can choose from over 40 payment methods.

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Payment Collection logo
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AOPAY Automated Payment Collection & Processing API Solution

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AOPAY Payment Collection API allows businesses to collect payments securely through UPI, cards, net banking, and wallets. It offers fast integration, real-time transaction tracking, high success rates, and reliable processing for seamless digital collections.

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1Capture logo
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Smart payment capture for SaaS trial conversion

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1Capture is a trial conversion optimization platform designed for SaaS companies that integrates directly with Stripe. The solution validates payment methods upfront by applying a pending smart charge before granting free trial access, which helps verify user authenticity and reduce failed payments. The platform includes AI-powered optimization for trial sign-up pages, chargeback reduction through known disputer blocking, and conversion attribution tracking.

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WhenThen logo
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The way internet companies build future proof payment flows.

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WhenThen is a SaaS payments technology platform that global internet companies use to create, optimize and run future proof payment flows – in minutes. No experts or engineers needed.

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RevPay logo
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Cloud-based payment processing software

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RevPay is a cloud-based solution designed to streamline the way clinics handle patient billing. Streamlining the process of collecting co-pays, balances, and past-due amounts, it allows for manual entry or bulk import of patient balances, sends secure payment notifications to patients, provides secure credit card processing, and automatically updates the amount due in real time.

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CommerceGate logo
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Payment gateway for eCommerce businesses

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CommerceGate offers a payment gateway solution designed to help businesses scale their eCommerce operations globally. The platform provides a secure and efficient payment management system, featuring fraud protection and localized payment solutions with support for multiple settlement currencies.

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Cipango.Plus logo
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Software for managing electronic signatures and payments

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Avec Cipango.Plus, simplifiez la signature de tous vos documents et accélérez la réception de vos acomptes et paiements, tout en simplifiant la tâche de vos clients

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