47,133 repositories indexed
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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
Translated🔥 Officially Recommended 🔥 A brand-new Pro version of RuoYi-Vue, with all features optimized and refactored. A back-office management system + WeChat Mini Program built on Spring Boot + MyBatis Plus + Vue & Element, supporting RBAC dynamic permissions, data permissions, SaaS multi-tenancy, Flowable workflow, third-party login, payment, SMS, mall, CRM, ERP, MES, IM, AI large models, IoT (Internet of Things), and more. Your ⭐️ Star ⭐️ is the author's motivation for hair growth!
TranslatedWeChat development Java SDK, supporting back-end development for WeChat Pay, Open Platform, Mini Programs, WeCom (Enterprise WeChat), Channels (video accounts), Official Accounts, and more
Open source software that helps you create and deploy high-frequency crypto trading bots
A 100% free modern JS SaaS boilerplate (React, NodeJS, Prisma). Full-featured: Auth (email, google, github, slack, MS), Email sending, Background jobs, Landing page, Payments (Stripe, Polar.sh), Shadcn UI, S3 file upload. AI-ready with tailored AGENTS.md, skills, and Claude Code plugin. One cmd deploy. Powered by Wasp full-stack framework.
TuShare is a utility for crawling historical data of China stocks
Free and Open Source ERP software
Online Accounting Software
Open Source Wealth Management Software. Angular + NestJS + Prisma + Nx + TypeScript 🤍
Free Open Source ERP CRM Software Accounting Invoicing | Node.Js React
Wallos: Open-source, self-hostable personal subscription tracker. Visualize your recurring expenses, manage your budget, and save money.
Accept Bitcoin payments. Free, open-source & self-hosted, Bitcoin payment processor.
Dolibarr ERP CRM is a modern software package to manage your company or foundation's activity (contacts, suppliers, invoices, orders, stocks, agenda, accounting, ...). it's an open source Web application (written in PHP) designed for businesses of any sizes, foundations and freelancers.
Free open source crypto trading bot to automate AI, Grid, DCA and TradingView strategies on Binance, Hyperliquid and 15+ exchanges, with a simple interface.
Track stocks, crypto, and derivatives prices and positions in real time from your terminal
A framework agnostic, multi-gateway payment processing library for PHP 5.6+
🎉 Flexible invoicing desktop app with beautiful & customizable templates.
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.
💵 Independent financial accounting with intelligent reporting, alternative to Quickbooks, Xero, Wave.
A self-hosted UPI & COD payment gateway with zero per-transaction platform fees, universal JavaScript checkout integration, dynamic QR payments, WhatsApp OTP authentication, and automated payment verification.
Empower your hosting business with FOSSBilling, the free and open-source solution for efficient billing and client management.
TranslatedA lightweight USDT/USDC payment gateway with multi-chain support, integration guides, SDK documentation, and merchant demos.
PHP currency conversion library for retrieving exchange rates from 30 providers, with caching and fallback. Maintained since 2014.
Notebooks for financial economics. Keywords: Jupyter notebook pandas Federal Reserve FRED Ferbus GDP CPI PCE inflation unemployment wage income debt Case-Shiller housing asset portfolio equities SPX bonds TIPS rates currency FX euro EUR USD JPY yen XAU gold Brent WTI oil Holt-Winters time-series forecasting statistics econometrics