A unified trading API with more than 100 crypto exchanges and prediction markets in JavaScript / TypeScript / Python / C# / PHP / Go / Java / Rust
Repository Index
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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
- weixin
- weixin-sdk
- wechat-sdk
A source-available invoice, quote, project and time-tracking app built with Laravel
- php
- expenses
- javascript
- invoices
Free Open Source ERP CRM Software Accounting Invoicing | Node.Js React
- accounting
- erp
- erp-application
- invoice
Open Source Invoicing Solution for Individuals & Businesses
- invoices
- php
- laravel
- javascript
Create, calculate, and format money in JavaScript and TypeScript
- money
- monetary
- amount
- immutable
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.
- ijpay
- alipay
- wxpay
- weixin
TranslatedJeepay is an open-source payment system suitable for internet companies, supporting multi-channel service provider and regular merchant modes. It has been integrated with the official interfaces of WeChat Pay, Alipay, and UnionPay QuickPass (云闪付), and supports aggregated code payment.
- xxpay
- jeepay
quantitative trading with Javascript, Python, C++, PineScript, Blockly, MyLanguage(麦语言)
Open-Source Subscription Billing & Payments Platform
- killbill
- billing
- payments
- subscriptions
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.
- open-source
- crypto-trading-bots
- crypto-trading-strategies
- crypto-trading
🎉 Flexible invoicing desktop app with beautiful & customizable templates.
- invoice
- invoice-pdf
- invoice-generator
- invoice-template
TranslatedXPay personal payment collection system with no signing-up required. Completely free. Funds go directly to your own account. Supports Alipay, WeChat, QQ, and UnionPay QuickPass (云闪付). No filing/registration (备案) required, no contract signing, no always-on monitoring app, no plugins, no third-party payment SDK, no business license or ID card. All you need is a payment QR code to get the payment flow done. Mobile payment is now supported.
Modular logistics and supply chain operating system (LSOS)
- driver-app
- fleet-management
- infrastructure
- inventory-management
XChange is a Java library providing a streamlined API for interacting with 60+ Bitcoin and Altcoin exchanges providing a consistent interface for trading and accessing market data.
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.
A Java library for technical analysis.
One home instead of many subscriptions. Yuvomi is a self-hosted family planner: tasks, calendar, budget, meals, shopping, health and more in one PWA on your own server or NAS. Docker, Podman, TrueNAS, Umbrel, Unraid, Portainer, Home Assistant, YunoHost, Proxmox. No tracking, MIT.
- family
- pwa
- family-planner
- open-source
Strategies to Gekko trading bot with backtests results and some useful tools.
- gekko
- strategies
- gekko-strategies
- gekko-backtest
A cryptocurrency arbitrage opportunity calculator. Over 800 currencies and 50 markets.
- arbitrage-opportunity
- trading-bot
- cryptocurrency
- altcoins
Apache OFBiz is an open source product for the automation of enterprise processes. It includes framework components and business applications for ERP, CRM, E-Business/E-Commerce, Supply Chain Management and Manufacturing Resource Planning. OFBiz provides a foundation and starting point for reliable, secure and scalable enterprise solutions.
- geospatial
- ofbiz
- web-framework
- java
Java library for the Stripe API.
- stripe
- java
- stripe-sdk
The JavaScript library for ExtensionPay.com — payments for your browser extensions, no server needed.
- payments
- javascript-library
- monetization
- chrome-extension
Create your Java crypto trading bot in minutes. Our Spring boot starter takes care of exchange connections, accounts, orders, trades, and positions so you can focus on building your strategies.
- trading-bot
- trading-strategies
- trading
- bot