PayPal

BigCommerce

BigCommerce is a comprehensive e-commerce platform designed to help online businesses manage their stores and sales efficiently. It offers a range of features and tools to support businesses in creating and managing their online presence, including product management, order management, and payment processing.

Square

Square is a payment processing and point-of-sale system designed for businesses of all sizes. It provides a range of tools and services to help businesses manage their payments, sales, and customer relationships. With Square, businesses can accept payments, track sales, and manage their inventory and customer data all in one place.

Akaunting

Akaunting is a web‑based, open‑source accounting platform that helps small businesses and freelancers manage finances without costly licenses. It offers invoicing, expense tracking, and real‑time financial reporting through an intuitive browser interface. The solution integrates with popular payment gateways and cloud storage services, allowing users to automate billing, reconcile transactions, and store documents securely. With a free core offering and community‑driven support, Akaunting provides a scalable foundation for growing enterprises.

btcpayserver

BTCPay Server is a free, open‑source payment processor that lets merchants accept Bitcoin and other cryptocurrencies without third‑party fees. It runs on your own server, giving you full control over funds and data. Designed for e‑commerce businesses, BTCPay Server integrates with popular shopping platforms and wallets, providing a secure, privacy‑focused checkout experience while eliminating payment‑gateway costs.

opensourcepos

OpenSourcePOS is a lightweight, web‑based point‑of‑sale system built with PHP, CodeIgniter and MySQL. It runs on any web server, giving merchants full control over their data and customization. The software is completely free and open source, making it ideal for cost‑conscious small to medium‑sized businesses. Its intuitive interface covers sales, inventory, customer management, and reporting without the need for costly licenses.

Shopify

Shopify is a complete e-commerce platform that allows businesses to create and manage their online stores and retail point-of-sale systems. It offers a range of features and tools to help businesses succeed in the competitive e-commerce market.