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TranslatedIJPay puts payments within easy reach. It wraps common payment methods such as WeChat Pay, QQ Pay, Alipay, JD Pay, UnionPay, and PayPal, along with various commonly used interfaces. It does not depend on any third-party MVC framework; used purely as a tool, it lets you develop a payment module simply and quickly, and it can be easily embedded into any system. Click the little star ✨ in the upper right corner.
Beancount: Double-Entry Accounting from Text Files.
Financial portfolio optimization in python, including classical efficient frontier, Black-Litterman, Hierarchical Risk Parity
Double-entry accounting system with a command-line reporting interface
ezBookkeeping is an open source, powerful, self-hosted personal finance app that is easy to use.
A framework agnostic, multi-gateway payment processing library for PHP 5.6+
Open-Source Subscription Billing & Payments Platform
Free, open-source crypto trading bot, automated bitcoin / cryptocurrency trading software, algorithmic trading bots. Visually design your crypto trading bot, leveraging an integrated charting system, data-mining, backtesting, paper trading, and multi-server crypto bot deployments.
Automated Binance trading bot with pluggable strategies, historical backtesting, a live dashboard, and connect an AI agent over MCP
3proxy - tiny free proxy server
Transparent and Efficient Financial Analysis
TranslatedPossibly the most elegant payment SDK extension package for Alipay/WeChat/Douyin/Unipay/江苏银行 (Bank of Jiangsu) that I have ever used
MCP server for market analysis in AI assistants: screeners, multi-timeframe technical analysis, backtests and sentiment for crypto, stocks, forex and futures. 39 tools. Self-host free, or use the hosted version, TradingMCP.
MlFinLab helps portfolio managers and traders who want to leverage the power of machine learning by providing reproducible, interpretable, and easy to use tools.
PHP implementation of Fowler's Money pattern.
Modular logistics and supply chain operating system (LSOS)
Portfolio Optimization in Python
Active Merchant is a simple payment abstraction library extracted from Shopify. The aim of the project is to feel natural to Ruby users and to abstract as many parts as possible away from the user to offer a consistent interface across all supported gateways.
Open-source personal finance manager. Self-hosted, privacy-first.
GnuCash Double-Entry Accounting Program.
Buyer-controlled client for x402 API payments in USDC on Base.
modular quant framework.
Your web application for managing personal data.
Track and evaluate the performance of your investment portfolio across stocks, cryptocurrencies, and other assets.