QuickTopUpAPI is a PHP demo for connecting to transaction APIs, focusing on mobile top-up purchases and status checks. It's designed for easy integration and future scalability, offering a practical example for developers.

Public facing website & documents

LUME is a Flutter-based fintech application designed for students to handle secure, fast, and seamless payments across campus. It integrates Card & UPI payments, wallet management, and KYC verification into a single mobile app.

Tigopesa (python SDK) documentation made with docusaurus

Zitopay Africa

Google Pay integration examples for Global Payments Portico Gateway. Process Google Pay tokens with Portico-specific implementation with complete payment flow.

First stable release of a Flutter + Supabase M-Pesa payment system. Supports STK Push, real-time callbacks, subscription activation, and error logging.

E-Commerce with Google Pay | GPay Integration | Payment Gateway | Online Payments | Shopping Cart | Secure Checkout | Mobile Payments | JavaScript

An easy way to integrate mobile payments into your web project.

💳 Streamline banking and payment processes with a powerful desktop tool for EMV card development and cryptographic calculations, built with Kotlin.

🎲 Explore demo files in this randomly created repository, inspired by PayPal, showcasing simple projects and examples for developers.

Google Pay integration examples for Global Payments API Platform. Process encrypted mobile wallet payments with secure token handling.

Buildind a WordPress plugin that integrates payment options like M-Pesa, Airtel Money, and Orange Money, along with potential future payment methods

A Flutter base project for Stripe payment integration supports Payment Sheet, Cards & more using flutter_stripe package.

Dart implementation of the x402 payment protocol. 🎯

M-Pesa STK Push lifecycle for Flutter — initiation, real-time callback delivery, timeout handling, and killed-app recovery, without a separately managed server. Backed by Appwrite. One package, one deployed function.

A PHP 5.4+ SDK for easily use Dohone payment API

Complete React Native app with Stripe Payment Sheet integration. Secure payments, TypeScript support, beautiful UI, and production-ready code. Includes backend API and comprehensive documentation.

🌐 Simplify payment processing with PayLink, a unified API for multi-provider checkouts, ensuring reliable transactions and seamless integration.

TapPay Wallet – a free, open-source NFC Digital Wallet App built with WordPress, WooCommerce, and Ionic Angular. Designed for shop owners and managers to securely manage customer transactions via Mifare Classic NFC tags/cards, featuring contactless payments, balance check, and transaction history powered by TeraWallet + Woo Wallet API Extended.