Open source. Open possibilities.

A-share full-stack data toolkit with 12-layer architecture, 60 endpoints, 22 data sources, zero authentication, providing packaged A-share data acquisition for AI coding assistants.

Python and MCP example for an Apify actor that returns US House and Senate congressional stock trades and financial disclosures as structured JSON, with filters for member, ticker, and date range.

VectorBT is an open-source Python backtesting library that vectorizes strategy research: it packs thousands of parameter combinations into NumPy arrays and accelerates them with Numba and an optional Rust engine, plus portfolio analytics and interactive Plotly visualization.

AUB-HTP is a Python toolkit for analyzing Alpha Stable (Levy-Stable) distributions, offering PDF generation, random sampling for univariate and multivariate cases, and support for various parametrizations and spectral measures.

Qbot is a fully local, open-source AI quantitative investment research platform integrating ML/RL strategies, backtesting, simulation, and live automated trading across stocks, funds, futures, and crypto, with a GUI client and multi-channel messaging.

A Multimarket Stock Intelligent Analysis System Based on Large Language Models, Covering A-Shares, Hong Kong Stocks, US Stocks, and More, Supporting Multi-Source Market Data Aggregation, AI-Generated Decision Reports, and Automatic Push to Multiple Channels, with Zero-Cost Timed Execution and Web Platform with Strategy Stock Query Function.

A local-first paper trading and quantitative research engine tailored for China A-share rules. It features built-in strategies, T+1/lot size/limit price validation, multi-source data verification, layered risk control, and Docker deployment with offline deterministic demos.

Qlib is an AI-oriented quantitative investment platform designed to cover the full ML pipeline from data processing and model training to back-testing and production.

OpenBB Open Data Platform (ODP) is an open-source toolset for integrating proprietary, licensed, and public financial data into AI copilots, research dashboards, and Python environments.