145+ payment tools for developers — Stripe alternatives, subscriptions, checkout, and billing. Bootstrapped and open-source options.
An open-source package that brings the power of modern headless e-commerce functionality to Laravel.
Matching Engine for Limit Order Book in Golang
可能是我用过的最优雅的 Alipay/WeChat/Douyin/Unipay/江苏银行 的支付 SDK 扩展包了
Paypal's take on API-first payments
A high-performance, production-grade algorithmic trading platform written in Rust and Python
Open source CI/CD platform
SVG Credit Card & Payment Icons: 6 Styles, 80 Icons
Bare-metal banking APIs
One-click web solution for effortless application management
Technical analysis library with advanced market analysis and trading strategies
High performance, high precision, zero allocation fixed-point decimal library for financial applications
Fast and simple ISO4217 fixed-point decimal money