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Top Rated Payment Processing Software with Open source - Page 23

Last updated: May 2026

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604 software options

Silverflow logo
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Cloud-based solution for handling credit card processing

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Silverflow is an online platform for payment service providers (PSPs) and bank-acquiring services. It processes credit and debit card payments using a simple REST API instead of common (rigid) banking protocols.

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Asknet Suite logo
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Cloud-based eCommerce and payment solution

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Asknet provides an eCommerce solution that handles all backend merchant responsibilities so software providers can focus on their core business.

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Zepto logo
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A better way to pay

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Zepto creates real-time, digital, account-to-account [A2A] payment solutions for large enterprise business and organisations.

Through a single API integration, businesses unlock a toolkit from which they can assemble bespoke payment flows for their business using nothing more than bank accounts.

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Onvi logo
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Mobile ordering and payment solution

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Onvi mobile Order & Pay is the leading online ordering solution for pubs, restaurants, hotels and coffee shops.

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FlexPoint logo
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Cloud-based billing and payments platform

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FlexPoint is a billing and payments platform built for MSPs, helping automate invoicing and deliver a modern client payment experience.

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AEVI Payments logo
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Payment processing tool and payment solution app

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AEVI Payments offers a plug-and-play software solution to use with intelligent POS devices. The payment module consists of a device-independent payment app, plus extended payment gateway functions designed to serve as an AIO solution.

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B33 logo
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AI-powered accounts receivable automation platform

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B33 is an AI-powered accounts receivable automation platform designed for medium-sized businesses. Users can streamline their invoicing, optimize cash flow, and reduce billing time by up to 80%.

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TransferMate logo
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Cloud-based solution for global payment processing.

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TransferMate is a global payments network that enables businesses to pay and receive various currencies across countries and territories. The solution offers API integrations that allow banks, financial institutions, software providers, and fintechs to directly incorporate the company's global payments network into their own platforms. The platform also provides a compliance program with embedded security detections to protect against fraud and money laundering activities.

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Arcadier logo
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API-first, lightweight multi-vendor marketplace platform.

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Marketplace payment processing with multi-vendor payout splitting, automated commission deductions, and transaction reporting. Pre-integrated Stripe and Omise support holding funds, bulk pricing, multi-currency, and custom payment configurations via API.

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ratepay logo
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A provider of white-label payment solutions for online shops

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Ratepay operates in the payment industry as a direct provider of white-labeled Buy Now, Pay Later (BNPL) products. The company enables large online retailers to offer end-customers (buyers) the possibility to pay for products or services via open invoice, direct debit, or in installments.

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PayOut API logo
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Best Instant Bulk Payment Disbursement API Solution

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AOPAY Best Payout API allows fast, secure, and automated fund disbursements to bank accounts, UPI, and wallets. With easy integration, real-time status updates, and high success rates, it simplifies bulk payouts, refunds, and vendor payments.

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Real Estate & Proptech Solution logo
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Best Smart Real Estate Property Management Software Solution

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AOPAY Best Cloud Based Real Estate Property Management Software solution streamlines tenant management, lease tracking, rent collection, and maintenance requests. Automate workflows, improve property visibility, and improve operational efficiency for landlords & property managers.

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Subskribe logo
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Quote-to-revenue platform for SaaS businesses

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Subskribe is a configure price quote (CPQ), billing, and revenue recognition solution that helps B2B SaaS companies. It lets businesses streamline approvals, track revenue, and handle early renewals, cancelations, and restructures. Key features include sales analytics, cross-sell management, order-based invoicing, and multiple payment methods.

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TokenEx logo
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Tokenization, key and encryption management platform

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TokenEx is cloud-based data security, key and encryption management platform designed to help small to large businesses with tokenization, compliance regulations and cloud vaulting to protect sensitive data such as PII, PCI, PHI, and even information in unstructured formats.

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Finom logo
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Finom accelerates and facilitates business finances.

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Finom is an all-in-one solution designed for European entrepreneurs. Open business accounts in clicks, process various payments, streamline invoicing, and enjoy stress-free finance management.

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E-NACH API logo
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Automate Recurring Payments Easily with AOPAY E-NACH API

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AOPAY Best E-NACH API Solution allows businesses to automate recurring bank payments securely and efficiently. Ideal for loans, subscriptions, EMIs, and insurance, it offers easy integration, RBI-compliant mandates, real-time status updates, and faster collections.

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mCollect POS logo
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QR payment collection app catered for all types of business.

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mCollect POS is a digital QR payment collection designed for businesses to collect QR payments via dynamic QR codes.

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SparcPay logo
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Making approvals and payments seamless and easy.

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SparcPay is a platform that makes approvals and payments easy and seamless. It integrates with various accounting software to provide end-to-end accounts payable automation, including digitally capturing and analyzing bills using AI, enabling users to review and

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Ruul logo
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Rule universally with work solutions for the remote reality

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Universal work and life solutions for talents and modern organizations willing to beat the obsolete and build the change in the remote reality.

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Payment Gateway logo
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Payment processing & transaction monitoring solution

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AOPAY Best Payment Gateway API Solution allow businesses to accept secure online payments. Process cards, UPI, net banking, wallets, and recurring payments with real-time tracking, high success rates, and enterprise-grade security.

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Bcon logo
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Crypto payment gateway for businesses

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Bcon Global is a non-custodial cryptocurrency payment gateway that enables businesses to accept digital payments directly to their wallets across multiple blockchains including Bitcoin, Ethereum, Solana, TRON, and BNB Smart Chain. The platform supports automatic fiat-to-crypto invoice generation, real-time payment tracking, and integration through API or plugins for WordPress and OpenCart without requiring KYC verification or access to private keys.

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PayKings logo
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Payment gateway solution for high-risk businesses

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PayKings is a payment gateway designed for high-risk businesses in various industries, such as adult, CBD, vape, firearms & others. It enables businesses to accept online payments via ecommerce websites. PayKings is easy-to-implement and offers features for fraud prevention & chargeback prevention.

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Cybrid logo
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Payment solution

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Cybrid is payment infrastructure for embedded finance. It provides KYC, ACH transfers, FBO virtual accounts, and on- and offramps for an end-to-end flow of funds solution.

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Payment Manager logo
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Payment processing solution

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Payment Manager is an enterprise-grade platform designed to help businesses streamline payment processing for municipalities and public service organizations. It enables teams to consolidate multiple payment types, including utilities, program fees, court fines into a secure, centralized system.

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dsosuite logo
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Solution for the acquisition and management of receivables

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iQera guides companies through the acquisition and management of receivables with its SaaS solution known as dsosuite. It helps companies control risk and transform finance, credit, and customer relationship functions with an empathetic approach to improving performance.

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