Ranked by Attention Score: stars gained over the last 90 complete days
34 repositories by Attention Score · Aug 6, 2026 – Nov 3, 2026 (UTC)
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
Python toolkit for quantitative finance
Open source software that helps you create and deploy high-frequency crypto trading bots
Lean Algorithmic Trading Engine by QuantConnect (Python, C#)
Translatedstock. Get stock data, calculate stock indicators, chip distribution, identify stock patterns, comprehensive stock selection, stock selection strategies, stock verification and backtesting, automatic stock trading, supports PC and mobile devices.
Download market data from Yahoo! Finance's API
Python quantitative trading strategies including VIX Calculator, Pattern Recognition, Commodity Trading Advisor, Monte Carlo, Options Straddle, Shooting Star, London Breakout, Heikin-Ashi, Pair Trading, RSI, Bollinger Bands, Parabolic SAR, Dual Thrust, Awesome, MACD
An open source reinforcement learning framework for training, evaluating, and deploying robust trading agents.
The financial transactions database designed for mission critical safety and performance.
FinRL-X: An AI-Native Modular Infrastructure for Quantitative Trading
Polar — A billing platform for the intelligence era
Oracle3: open-source trading engine and MCP server for prediction markets. Finds fee-adjusted no-arbitrage violations across related event contracts and trades them live on Kalshi, Polymarket and Solana, or on paper, under pre-trade risk limits. 13 MCP tools, JSON CLI, agent skills, 600+ tests.
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
Zipline, a Pythonic Algorithmic Trading Library
Open-Source Subscription Billing & Payments Platform
ValueCell is a community-driven, multi-agent platform for financial applications.
Open Source Algorithmic Trading Engine
Performance analysis of predictive (alpha) stock factors
High-performance TensorFlow library for quantitative finance.
Empower your hosting business with FOSSBilling, the free and open-source solution for efficient billing and client management.
Portfolio and risk analytics in Python
Gathers machine learning and deep learning models for Stock forecasting including trading bots and simulations
Streaming-first technical indicators with a Rust core: native Python, Node.js and WebAssembly bindings plus a C ABI hub for C, C++, C#, Go, Java and R. 514 indicators, O(1) per-tick updates, no system dependencies. Drop-in TA-Lib replacement.
Portfolio optimization with deep learning.
Stripe.net is a sync/async .NET 4.6.1+ client, and a portable class library for stripe.com.
ACH implements a reader, writer, and validator for Automated Clearing House (ACH) files. The HTTP server is available in a Docker image and the Go package is available.
A fast and lightweight interactive terminal based UI application for tracking cryptocurrencies 🚀 by @miguelmota
Real-time FX trading showcase by Adaptive. THIS REPO IS NO LONGER MAINTAINED.
Convenient HTML to PDF/A rendering library for Elixir based on Chrome & Ghostscript
Fast FIX protocol library for the JVM
An Algorithmic Trading Library for Crypto-Assets in Python
Trady is a handy library for computing technical indicators, and it targets to be an automated trading system that provides stock data feeding, indicator computing, strategy building and automatic trading. It is built based on .NET Standard 2.0.
Reinforcement Learning for Portfolio Management
Lightweight Java library for reading and writing fixed-width / fixed-length flat files using annotations on POJOs — for banking, payroll, EDI, mainframe, and batch integrations.