Quant GitHub Repositories (2026) · Open Source Tools

An open-source, high-performance quantitative trading framework in C++/Python focused on strategy analysis and backtesting Trading model R&D · Ultra-fast engine · Efficient backtesting

A package that lets you create TradingView screeners in Python

Free, open source trading terminal. Agentic IDE for Python strategies and backtests. LSE market data integrated; connects to other data providers and brokers.

Technical analysis library: indicators and candlestick patterns, batch and streaming, native in C, Rust, Java, C#... and more

Framework for building trading systems

Open Source Algorithmic Trading Engine

QLNet C# Library

A data platform for investment research. Ingests financial data sources and computes point-in-time financial metrics for valuation and screening. Delivered as an MCP server.

Quant infrastructure for AI agents — a free, open-source desktop workspace for macOS and Windows where your Claude Code or Codex turns a trading idea into a backtested strategy and runs it live.

Autonomous Rust quantitative trading engine for Hyperliquid L1 perpetuals using 4D Hidden Markov Models, Ornstein-Uhlenbeck mean reversion, and L2 OBI.