payment-gateway

USDT-Payment-Gateway

+132

A lightweight USDT/USDC payment gateway with multi-chain support, integration guides, SDK documentation, and merchant demos.轻量级 USDT/USDC 支付网关，提供多链支持、接入指南、SDK 文档和商户演示程序。

hyperswitch

+181

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

btcpayserver

+43

Accept Bitcoin payments. Free, open-source & self-hosted, Bitcoin payment processor.

gopay-api-gateaway

+17

API Gateway mandiri (Autonomous) berkinerja tinggi untuk memantau mutasi transaksi GoPay Merchant dan men-generate QRIS Dinamis (EMVCo) secara otomatis.

xiaodou-open-platform

+5

小豆支付开放平台：个人也能申请的支付宝+微信聚合收款接口——RSA2 签名 + webhook 验签、持牌机构清算、次日到账；兼容易支付 / 彩虹支付类插件协议零代码迁移（submit.php / mapi.php / api.php，网关 / 商家 ID / 密钥三格配置）；已兼容 Sub2API、New API（源码级核对）；支持多到账账号收款分配与分账；含 14 篇文档、四语言签名示例与本地 demo。Payment API for individuals & digital-goods merchants: Alipay + WeChat Pay, Epay-compatible, Sub2API & New API ready, licensed settlement.

shoppepay-api-gateway

+5

Gateway API ShopeePay stateless berkinerja tinggi untuk integrasi pembayaran otomatis, verifikasi transaksi QRIS, dan penanganan webhook.