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.
Repository Index
47,133 repositories indexed
73–96 of 333 · Most stars
Node.js library for the Stripe API.
- stripe
- stripe-sdk
Performance analysis of predictive (alpha) stock factors
modular quant framework.
Your web application for managing personal data.
- dashboard
- dashboards
- manager
- symfony
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.
💵 Independent financial accounting with intelligent reporting, alternative to Quickbooks, Xero, Wave.
- accounting
- financial
- inventory
- bills
PHP library for the Stripe API.
- stripe
- stripe-sdk
FinRL-X: An AI-Native Modular Infrastructure for Quantitative Trading
- deep-reinforcement-learning
- stock-trading
- a2c-algorithm
- ppo
A self-hosted open source application for managing your invoices, clients and payments.
- php
- invoices
- invoicing
- open-source
A Python Finance Library that focuses on the pricing and risk-management of Financial Derivatives, including fixed-income, equity, FX and credit derivatives.
- risk
- pricing
- risk-management
- asset-allocation
A high-frequency trading model using Interactive Brokers API with pairs and mean-reversion in Python
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 Ruby Library for dealing with money and currency conversion.
- money
- exchange-rate
- ruby
Go library for the Stripe API.
- stripe-sdk
- stripe
Fava - web interface for Beancount
- beancount
- plaintext-accounting
- ledger
Python library for portfolio optimization, factor model construction, and risk management built on scikit-learn
- asset-allocation
- portfolio
- portfolio-optimization
- quantitative-finance
Bitcoin arbitrage - opportunity detector
Stripe iOS SDK
- stripe
- stripe-sdk
Laravel Cashier provides an expressive, fluent interface to Stripe's subscription billing services.
A Java library for technical analysis.
ATLAS by General Intelligence Capital — Self-improving AI trading agents using Karpathy-style autoresearch
Providing the solutions for high-frequency trading (HFT) strategies using data science approaches (Machine Learning) on Full Orderbook Tick Data.
- high-frequency-trading
- limit-order-book
- python
- machine-learning
A modern SaaS template/boilerplate built with SvelteKit, Tailwind, and Supabase. Includes marketing page, blog, subscriptions, auth, user dashboard, user settings, pricing page, and more.
- cloudflare
- saas
- saas-boilerplate
- saas-tools