Open-source alternatives to Stock

This project is a comprehensive framework for engineering financial data pipelines, designed to automate the collection, cleaning, and synchronization of large-scale market datasets. It functions as a quantitative trading data engine, providing the infrastructure necessary to manage historical and real-time asset pricing information for research and machine learning workflows. The system distinguishes itself through a configuration-driven approach to orchestration, allowing users to manage complex data acquisition tasks across multiple financial providers. It features resilient middleware tha

This project is an automated trading and agentic workflow platform designed to orchestrate complex financial tasks through state-based graphs. It provides a comprehensive framework for building, deploying, and managing autonomous agents that execute multi-step analytical processes, monitor real-time market conditions, and perform high-speed trade execution. The platform distinguishes itself through a robust agentic plugin ecosystem that integrates directly with popular AI-powered development environments and command-line interfaces. It features a specialized financial analysis engine capable

Backtrader is a Python framework designed for the development, backtesting, and live execution of algorithmic trading strategies. It provides a comprehensive environment for quantitative finance, allowing users to simulate trading logic against historical market data or connect directly to brokerage platforms for automated real-time trading. The project distinguishes itself through a unified event-driven architecture that treats backtesting and live trading with the same API. This consistency is supported by a flexible data-feed abstraction layer that normalizes diverse financial sources, ena

Fava is a web-based dashboard and query tool for visualizing and analyzing financial records stored in Beancount plain-text ledger files. It serves as a double-entry bookkeeping viewer and plain-text accounting dashboard that renders ledger files as interactive reports, searchable financial tables, and visual tools for exploring balance sheets and income statements. The project distinguishes itself through a specialized BQL query interface that executes SQL-like queries against postings to extract specific financial data and trends. It includes a financial data visualization system for genera

AI-Trader is a framework for managing autonomous trading agents and executing simulated financial operations. It provides a structured environment for registering and authenticating agents, tracking their reputation, and managing simulated capital balances within a competitive market ecosystem. The platform distinguishes itself through integrated social trading and collaborative investment capabilities. Users can follow experienced participants to automatically mirror their market positions, or organize into teams to execute shared strategies, vote on collective investment proposals, and comp

TradingAgents-CN is a multi-agent framework designed for autonomous financial market analysis and automated trading execution. It functions as a containerized orchestrator that leverages large language models to perform complex reasoning, research, and decision-making tasks within financial environments. The platform distinguishes itself through a modular architecture that integrates diverse artificial intelligence providers and financial data sources into a unified pipeline. It provides granular control over agent behavior through prompt-driven logic configuration and multi-model orchestrati

Positron is a data science integrated development environment and AI-powered code editor designed for polyglot development, specifically supporting Python and R. It functions as a remote compute workspace that separates the user interface from the execution kernel via SSH or container integration. The environment features a deep integration of large language models that provide context-aware suggestions and automated data analysis by accessing real-time interpreter state, in-memory objects, and plot outputs. It distinguishes itself through a polyglot runtime bridge that enables cross-language

This project serves as a comprehensive, community-driven directory of high-quality open-source Python libraries and tools for machine learning, data science, and artificial intelligence. It functions as a centralized resource for developers to discover, evaluate, and track the maintenance status of software packages across the entire machine learning ecosystem. The platform distinguishes itself through automated popularity tracking and data-driven content curation, which programmatically validate and rank projects based on community activity and development velocity. By organizing these tools

OpenStock is a stock market analysis platform designed for tracking real-time prices, analyzing market sentiment, and managing personalized financial watchlists. It serves as a financial portfolio tracker that allows users to monitor asset performance through technical indicators and candlestick charts. The platform distinguishes itself by aggregating sentiment data from social media, news sources, and prediction markets to visualize overall investor mood. It also features a specialized onboarding workflow that collects risk tolerance and financial objectives to tailor the tracking experience

This library is a Python-based tool for retrieving historical and real-time financial market data from public sources. It functions as a programmatic interface for downloading stock prices, dividends, financial statements, and corporate calendars, allowing users to perform automated research and analysis on various market assets. The project distinguishes itself by structuring retrieved financial time series directly into tabular data frames, which facilitates mathematical analysis and manipulation of market metrics. It supports efficient data retrieval through multi-threaded batch downloadin

This project is a Python library designed for the programmatic retrieval and analysis of diverse financial datasets. It functions as a comprehensive toolkit for quantitative research, providing a unified interface to fetch historical and real-time market data across asset classes including equities, futures, bonds, cryptocurrencies, and foreign exchange. By abstracting complex network requests into simple, parameter-driven functions, it enables users to integrate financial data into research workflows and automated trading systems. The library distinguishes itself through its scraper-based ag

Tushare is a financial data library for the Python programming environment that provides access to historical and real-time market information. It functions as a data interface for retrieving stock trading records, corporate financial statements, and macroeconomic indicators to support quantitative analysis and research. The library distinguishes itself by automatically transforming raw API responses into tabular data structures, allowing for direct integration with data analysis workflows. It manages access to these datasets through token-based authentication and utilizes schema-mapped parsi

tqsdk-python is a quantitative trading SDK and framework designed for developing automated strategies for futures, options, and stocks using Python. It functions as an algorithmic trading engine and financial market data API, providing the tools necessary to backtest strategies, analyze historical data, and execute live trades across multiple brokerage accounts. The project distinguishes itself through a specialized option analytics library that calculates Greeks, implied volatility, and volatility surfaces using the Black-Scholes model. It further supports complex order execution patterns, s

This project is a financial market data API and quantitative analysis tool designed to aggregate metrics, scrape web data, and monitor market sentiment. It functions as a financial indicator aggregator and stock market web scraper that provides a programmatic interface for retrieving stock prices, indices, and ETF metadata from multiple data providers. The system differentiates itself through a dedicated market sentiment monitor and investment risk assessment capabilities. It tracks investor behavior via northbound capital flows, dragon-tiger lists, popularity rankings, and security margin ba

Sequoia-X is a quantitative stock screening system designed to scan financial markets for stocks that match specific technical patterns and quantitative criteria after the trading day ends. It functions as a technical analysis scanner that automatically detects price breakouts and volume spikes using historical and daily market data. The system integrates a market data cache to fetch public stock API data into a local database for faster retrieval and analysis. It further operates as a Feishu notification bot, utilizing a webhook-based alerting mechanism to push filtered stock selection resul

RQAlpha is a Python-native quantitative trading backtesting framework and live trading execution system. It provides an event-driven engine for simulating trading strategies against historical market data, with realistic transaction costs, slippage models, and corporate action handling. The platform supports multi-asset class trading including stocks, futures, options, and REITs, with separate sub-accounts for different asset types and configurable margin requirements. The framework distinguishes itself through a plugin-based extensible architecture that allows users to swap out core componen

aiquanttrade is an AI-driven quantitative trading platform that enables the development, backtesting, and deployment of trading strategies powered by machine learning and artificial intelligence. It provides a complete local environment for quantitative research, simulation, and automated live trading through brokerage APIs, supporting both historical backtesting and real-time paper trading without capital risk. The platform distinguishes itself through a modular, event-driven architecture that separates strategy logic from execution, allowing rule-based and machine learning models to be co

Ashare is a market data aggregator and financial time-series table generator designed to provide a stable stream of price and volume data for quantitative analysis. It functions as a multi-provider data proxy that converts raw asset price feeds into structured tables for immediate processing. The system ensures high availability for data feeds through a failover mechanism that automatically switches between primary and backup market data sources. This provider-agnostic layer allows the tool to maintain continuous data availability without altering the underlying analysis logic. The project c

The FinanceToolkit is an open-source Python library for quantitative finance that provides a unified framework for financial analysis, asset valuation, and risk management. It serves as a comprehensive platform for computing over 200 financial metrics and ratios, with capabilities spanning financial ratio analysis, fixed income analytics, macroeconomic data aggregation, options pricing, and portfolio risk management. The toolkit distinguishes itself through a modular architecture that separates data retrieval from computation, with stateless engines for financial models like Black-Scholes, GA

This project provides technical documentation and reference guides for spot trading, including specifications for REST, WebSocket, and FIX protocols. It serves as a comprehensive resource for integrating with spot trading endpoints to execute trades, query account data, and fetch market statistics. The project distinguishes itself by supporting institutional-grade connectivity through the Financial Information eXchange standard and simple binary encoding to reduce latency and payload size. It also includes a dedicated sandbox environment for validating trading logic and strategies without fin

Easyquant is a quantitative trading framework and event-driven engine designed for executing automated trading strategies and managing real-time market data across multiple accounts. It includes an algorithmic strategy engine and a market data integration layer to process stock quotes and order book data from external providers. The system features a trading backtesting simulator that uses market time simulation to verify strategy behavior under specific timestamps. It supports dynamic strategy deployment via a hot-reloading module system, allowing trading logic to be updated and injected int

AkShare is a Python financial data library and programmatic interface designed for fetching real-time and historical stock, currency, and economic market data. It serves as a quantitative data acquisition tool for gathering the large-scale financial datasets required for economic research and quantitative analysis. The library provides a unified interface to retrieve datasets from various official and commercial providers, removing the need to write custom scrapers for individual financial sources. It maps standardized function calls to diverse third-party sources to normalize varying respons

FinanceDatabase is a system of data repositories and interfaces providing a corporate fundamental database, a financial market data API, and an SEC filings aggregator. It functions as a financial valuation engine and a macroeconomic indicator feed, offering a programmatic way to access market quotes, corporate fundamentals, and official regulatory disclosures. The project distinguishes itself through an institutional ownership tracker that monitors fund holdings, insider trading activity, and political financial disclosures. It also includes a dedicated tool for extracting and analyzing offic

pybroker is a Python algorithmic trading framework and quantitative technical analysis library designed for developing, testing, and optimizing trading strategies using historical market data. It functions as a trading strategy backtester and a financial performance evaluator, providing a structured environment to simulate trading rules and analyze their statistical reliability. The framework distinguishes itself through a market data integration layer that handles the fetching and caching of historical price data from external providers. It incorporates an event-driven backtesting engine and

rmarkdown is a dynamic document generator and markdown rendering engine used to create reproducible reports, analysis, and websites. It functions as a literate programming tool that weaves narrative text with live executable code and data, ensuring that visual results are tied directly to the source code. The project serves as a multi-format rendering engine and content publisher, utilizing a Pandoc-based conversion framework to transform a single source file into diverse outputs such as PDFs, HTML pages, and presentation slides. It integrates with Knitr to execute code blocks and capture out

easyquotation is a Python library that provides access to Chinese stock market data, including real-time quotes, historical daily candlestick prices, exchange-traded fund details, and a stock code database sync utility. It retrieves live trading data from Chinese exchanges, A-shares, and Hong Kong listed stocks without requiring manual API key configuration, offering a unified interface to multiple public data feeds. The library combines several market data providers behind a single query interface, using asynchronous I/O to handle parallel requests and a polling engine that delivers sub-seco

Wealthfolio is a local-first personal finance tracker and multi-currency net worth calculator designed for managing investments, spending, and overall financial standing. It functions as an extensible portfolio management platform that allows users to maintain their data on their own devices, with an optional self-hosted Docker deployment for private server access. The platform is distinguished by an LLM-powered financial assistant that handles natural language transaction imports and portfolio querying. It further differentiates itself through a TypeScript-based SDK and plugin architecture,