Open source, composable payments platform | PCI compliant | SaaS and Self-host options | Enables connectivity to multiple payment, payout, fraud, vault and tokenization providers | Uplifts authorization with intelligent routing and revenue recovery | Reduce payment processing costs with cost observability | Reduces payment ops with reconciliation
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PHP Payment processing library. It offers everything you need to work with payments: Credit card & offsite purchasing, subscriptions, payouts etc.
Reading and Validating In App Purchase Receipt Locally.
Payum offers everything you need to work with payments. From simplest use cases to very advanced ones.
ACH implements a reader, writer, and validator for Automated Clearing House (ACH) files. The HTTP server is available in a Docker image and the Go package is available.
A complete payment library for Elixir and Phoenix Framework
Easily integrate Credit Card payments module in iOS App. Swift 4.0
🛒 myCart - shopping cart in 1 file with card and cryptocurrency payment support
Flutter Plugin for Square In-App Payments SDK
Stripe library for Vapor
A payment processing library for Elixir
Your friendly Bitcoin Lightning ⚡ payment page ⚡
💸 Crypto Payments straight to your wallet. DePay simplifies Web3 integration for developers, harnessing DeFi to accept any token effortlessly. Integrate frictionless, real-time token conversion with sleek, customizable widgets designed for seamless user experience.
Adyen API Library for .NET
Frames iOS: making native card payments simple
Flare is a lightweight, developer-friendly Swift framework that simplifies working with in-app purchases. It provides a clean, unified API over StoreKit and StoreKit 2, includes async/await-ready workflows, and offers built-in UI components for a seamless integration experience.
Cashier is an Elixir library that aims to be an easy to use payment gateway, whilst offering the fault tolerance and scalability benefits of being built on top of Erlang/OTP
Mollie Payments API client for Crystal http://www.mollie.com
Algorand QR Code generator is a JavaScript module that outputs an standard QR code (exportable to SVG file and text) from a JSON object. It works in terminal, NodeJS and modern browsers. Complies to Algorand ABNF Grammar.
A Web Monetization meta manager for React. It takes a Payment pointer and outputs plain HTML Web monetization meta tag. It's dead simple, and React beginner-friendly.