Awesome Quant

NumPy is the fundamental package for scientific computing with Python.

SciPy (pronounced “Sigh Pie”) is a Python-based ecosystem of open-source software for mathematics, science, and engineering.

pandas is an open source, BSD-licensed library providing high-performance, easy-to-use data structures and data analysis tools for the Python programming language.

Polars is a blazingly fast DataFrame library for manipulating structured data.

Domain specific language for quantitative analytics in finance and trading.

Builtin Python library for all basic statistical calculations.

SymPy is a Python library for symbolic mathematics.

Probabilistic Programming in Python: Bayesian Modeling and Probabilistic Machine Learning with Theano.

Python reimagination of spreadsheets as formula-centric objects that are interoperable with pandas.

High performance datastore for time series and tick data.

Contingency Random Number Generator that produces random numbers with real financial market statistical signatures (fat tails, volatility clustering, kurtosis). Matches 86% of real market metrics vs 14% for NumPy.

eXtensible Time Series: Provide for uniform handling of R's different time-based data classes by extending zoo, maximizing native format information preservation and allowing for user level customization and extension, while simplifying cross-class interoperability.

Extension of data.frame: Fast aggregation of large data (e.g. 100GB in RAM), fast ordered joins, fast add/modify/delete of columns by group using no copies at all, list columns and a fast file reader (fread). Offers a natural and flexible syntax, for faster development.

Sparse principal component analysis.

Provides a common interface to time series databases.

Time Series Analysis and Computational Finance.

S3 Infrastructure for Regular and Irregular Time Series (Z's Ordered Observations).

Functions and S3 classes for time indexes and time indexed series, which are compatible with FAME frequencies.

Utilities for simple manipulation and quick plotting of time series data.

A kernel of functions for programming time series methods in a way that is relatively independently of the representation of time.

Flexible and efficient time series class & methods.

In-memory tabular data in Julia.

Handle timeseries data on top of the powerful and mature DataFrames.jl.

Time series handling for Julia.

QuantLib's Python port.

Basic options pricing in Python. *ARCHIVED*.

vollib is a python library for calculating option prices, implied volatility and greeks.

A framework for quantitative finance In python.

Python tools for Finance.

A financial function library for Python.

Lightweight Python library for assembling and analyzing financial data.

Toolkit for integration and analysis.

SABR model Python implementation.

A Python Finance Library that focuses on the pricing and risk-management of Financial Derivatives, including fixed-income, equity, FX and credit derivatives.

Python toolkit for quantitative finance.

Robust and flexible Python implementation of the willow tree lattice for derivatives pricing.

Applications of Monte Carlo methods to financial engineering projects, in Python.

A library for financial options pricing written in Python.

High-performance TensorFlow library for quantitative finance.

A Python library for mathematical finance.

Tools for pricing and plotting of vanilla option prices, greeks and various other analysis around them.

Complete python implementation of R package fOptions with partial implementation of fExoticOptions for pricing various options.

PME (Public Market Equivalent) calculation.

A Python based library to model cashflow for structured product like Asset-backed securities (ABS) and Mortgage-backed securities (MBS).

A Python tool for quick calculations of a stock's fair value using Discounted Cash Flow analysis.

Kelly Criterion implemented in Python to size portfolios based on J. L. Kelly Jr's formula.

A fixed income library for pricing bonds and bond futures, and derivatives such as IRS, cross-currency and FX swaps.

Vanilla and exotic option pricing library to support quantitative R&D. Focus on pricing interesting/useful models and contracts (including and beyond Black-Scholes), as well as calibration of financial models to market data.

Toolkit for option pricing, implied volatility surfaces, risk-neutral densities, and pricing kernel surfaces with support for advanced models including Heston, Kou, and Bates.

High-performance pricing engine built on QuantLib. It exposes QuantLib's functionality through gRPC and REST APIs, enabling distributed computations with FlatBuffers serialization.

A Python library for evaluating option trading strategies.

Python client for the FlashAlpha options analytics API.

RQuantLib connects GNU R with QuantLib.

Quantitative Financial Modelling Framework.

The premier open source software solution for teaching and training quantitative finance.

EBM and Asian Option Valuation.

Analysing and Modelling Financial Assets.

Markets and Basic Statistics.

Bonds and Interest Rate Models.

Exotic Option Valuation.

Pricing and Evaluating Basic Options.

Portfolio Selection and Optimization.

Simulation and Inference for Stochastic Differential Equations.

Modelling and estimation of the yield curve.

Constructs a yield curve by the Smith-Wilson method from a table of LIBOR and SWAP rates.

Yield curve or zero-coupon prices interpolation and extrapolation.

This package includes pricing function for selected American call options with underlying assets that generate payouts.

Pricing a variance swap on an equity index.

Risk Neutral Density Extraction Package.

American options pricing with Least Squares Monte Carlo method.

Estimation of value and hedging strategy of call and put options.

Time Value of Money Functions.

Option Pricing with Efficient Simulation Algorithms.

Credit Default Swap Functions.

Functions and R Code to Accompany Derivatives Markets.

Package for time value of money calculation, time series analysis and computational finance.

R code for quantitative analysis in finance.

options trading studies functions for use with options.data package and shiny.

Financial Market Building Blocks.

Fixed income tools for R.

Quantlib implementation in pure Julia.

A Julia package for quantitative finance.

A financial contract definition, modeling language, and valuation framework.

Modern open-source analytics and market risk library designed and written in Java.

JQuantLib is a free, open-source, comprehensive framework for quantitative finance, written in 100% Java.

Java library with algorithms and methodologies related to mathematical finance.

Free Java components for Quantitative Finance and Algorithmic Trading.

Fixed Income, Asset Allocation, Transaction Cost Analysis, XVA Metrics Libraries.

A JavaScript library for common financial calculations.

quant finance in pure haskell.

Excel Addin for Haskell.

A financial maths library in Haskell.

Scala Quantitative Finance Library.

Scala library for working with stock data from IFTTT recipes or Google Finance.

Financial maths library for risk-neutral pricing and risk.

Quantitative finance library written in Rust.

A Python Pandas implementation of technical analysis indicators.

Common financial technical analysis indicators implemented in Pandas.

Financial Technical Analysis Indicator Library (Python bindings for [tulipindicators](https://github.com/TulipCharts/tulipindicators)).

A Python module for fitting the [Log-Periodic Power Law Singularity (LPPLS)](https://en.wikipedia.org/wiki/Didier_Sornette#The_JLS_and_LPPLS_models) model.

Incremental technical analysis library for Python.

A python library for computing technical analysis indicators on streaming data.

Python wrapper for TA-Lib (<http://ta-lib.org/>).

Technical Analysis Library using Pandas (Python).

Technical Analysis library in pandas for backtesting algotrading and quantitative analysis.

TuneTA optimizes technical indicators using a distance correlation measure to a user defined target feature such as next day return.

Technical Trading Rules.

A Julia wrapper for TA-Lib.

Financial market technical analysis & indicators on top of Temporal.

Visualize OnlineTechnicalIndicators.jl using LightweightCharts.jl.

Technical analysis of financial time series on top of TimeSeries.

Julia Technical Analysis Indicators via online algorithms.

A Java library for technical analysis.

Indicator is a TypeScript module providing various stock technical analysis indicators, strategies, and a backtest framework for trading.

Technical analysis library for Market Profile, Volume Profile, Stacked Imbalances and High Volume Node indicators.

Orderflow trade aggregator for building Footprint Candles from exchange websocket data.

IndicatorGo is a Golang module providing various stock technical analysis indicators, strategies, and a backtest framework for trading.

Aggregate trades into user-defined candles using information driven rules.

Chainable tree-like sliding windows for signal processing and technical analysis.

Financial market primitives in Rust: Price/Quantity/Symbol newtypes, BTreeMap order book, OHLCV aggregation, SMA/EMA/RSI indicators, position ledger with PnL, and composable risk monitor.

Systematic options trading intelligence for small accounts with desk-based portfolio management, pre-trade validation, and multi-broker consolidation.

Multi-agent LLM trading analysis where 12 AI agents (analysts, debaters, risk manager) debate stock picks in real-time, supporting US equities and China A-shares.

Self-hosted AI trading platform with strategy evolution, technical analysis, backtesting, and paper trading via Alpaca.

AI trading operating system with 9 ML models (RF, XGBoost, EMAformer, MOIRAI-2, Chronos-2, DDPM, PPO RL, GNN, LR) ranked by Sharpe ratio, Claude AI synthesis with dual-tier routing (~$0.003/analysis), real-time Next.js dashboard, Alpaca paper trading, and 277 automated tests.

Self-hosted execution engine for algorithmic trading bots. Write strategies in Python, TypeScript, Rust, C++, C#, Scala, or Haskell and deploy with one command. Each bot runs in an isolated container with scheduled or streaming execution.

Framework for developing, backtesting, and deploying automated trading algorithms.

QSTrader backtesting simulation engine.

Fully integrated backtesting, paper trading, and live deployment.

Pythonic algorithmic trading library.

Zipline, a Pythonic Algorithmic Trading Library.

Python-based open source software framework designed to support portfolio construction and management.

Quantitative finance, and backtesting library.

Python framework for real-time financial and backtesting trading strategies.

Flexible Backtesting for Python.

Python Backtesting library for trading strategies.

Python library to backtest trading strategies, plot charts, seamlessly download market data, analyze market patterns etc.

Vectorized backtesting framework in Python / pandas, designed to make your backtesting easier.

Python Algorithmic Trading Library.

A Python async and event driven framework for algorithmic trading, with a focus on crypto currencies.

This is an execution engine for algo trading.

Python library for backtesting trading strategies and analyzing financial markets.

Computer program to automatically trade binary options martingale style.

the project using big-data technology to provide an uniform way to analyze the whole market.

the project using sql, pandas to provide an uniform and extendable way to record data, computing factors, select securities, backtesting, realtime trading and it could show all of them in clearly charts in realtime.

zipline-compatible live trading library.

zipline's pipeline capability with IEX for live trading.

Zipline extensions and adapters for QuantRocket.

Vectorized backtester and trading engine for QuantRocket based on Pandas.

A fast, extensible, transparent python library for backtesting quantitative strategies.

Python library for backtesting technical/mechanical strategies in the stock and currency markets.

A backtester and spreadsheet library for security analysis.

AI-powered stock analysis system with 13 specialized agents, automated trading via KIS API, supporting Korean & US markets.

AI-powered financial intelligence engine with 8 master strategies across US, CN, and HK markets. Multi-agent architecture with +29.1% annual alpha. 227 tests.

Async Algorithmic Trading Engine.

Backtest trading strategies in Python.

An Algorithmic Trading Library for Crypto-Assets in Python.

Portfolio analytics for quants, written in Python.

Modern variation of quantstats, with additional features and performance improvements.

QTPyLib, Pythonic Algorithmic Trading <http://qtpylib.io>.

Python-based framework for backtesting trading strategies & analyzing financial markets [GUI :neckbeard:.].

Free, open source crypto trading bot.

Free `pandas` and `scikit-learn` resources for trading simulation, backtesting, and machine learning on financial data.

An AI-oriented Quantitative Investment Platform by Microsoft. Full ML pipeline of data processing, model training, back-testing; and covers the entire chain of quantitative investment: alpha seeking, risk modeling, portfolio optimization, and order execution.

Code and resources for Machine Learning for Algorithmic Trading.

Automated Machine Learning [AutoML] with Python, scikit-learn, Keras, XGBoost, LightGBM, and CatBoost.

An advanced crypto trading bot written in Python.

A extendable, replaceable Python algorithmic backtest && trading framework supporting multiple securities.

A Deep Reinforcement Learning Library for Automated Trading in Quantitative Finance. NeurIPS 2020.

Deep Learning based Python Library for Stock Market Prediction and Modelling.

Automated trading system for NOPE strategy over IBKR TWS.

Open source cryptocurrency trading bot for high frequency, arbitrage, TA and social trading with an advanced web interface.

AI-native hedge fund platform: natural language strategy generation, Rust backtesting engine, multi-market execution, and self-evolving strategy pipeline with community leaderboard.

Gathers machine learning and deep learning models for Stock forecasting including trading bots and simulations.

A Python-based development platform for automated trading systems - from backtesting to optimization to livetrading.

A library built with backtest portability and performance in mind for backtest trading strategies.

QF-Lib is a Python library that provides high quality tools for quantitative finance.

Gather data and trade equities, options, and ETFs via TDAmeritrade.

Find your trading edge, using a powerful toolkit for backtesting, algorithmic trading, and research.

Lean Algorithmic Trading Engine by QuantConnect (Python, C#).

pysystemtrade is the open source version of Robert Carver's backtesting and trading engine that implements systems according to the framework outlined in his book "Systematic Trading", which is further developed on his [blog](https://qoppac.blogspot.com/).

Detect trend in time series, drawdown, drawdown within a constant look-back window , maximum drawdown, time underwater.

Fully functioning fast Limit Order Book written in Python.

Algorithmic Trading with Machine Learning.

A quant framework to create cryptocurrencies strategies - from backtesting to optimization to livetrading.

A high-frequency trading and market-making backtesting tool accounts for limit orders, queue positions, and latencies, utilizing full tick data for trades and order books.

VeighNa is a Python-based open source quantitative trading system development framework.

Automatically generating signals and trading based on machine learning and feature engineering.

fastquant allows you to easily backtest investment strategies with as few as 3 lines of python code.

A high-performance algorithmic trading platform and event-driven backtester.

Yet Another (Python) BackTesting Engine.

TradingStrategy.ai is a market data, backtesting, live trading and investor management framework for decentralised finance.

A base on Python/C++ open source high-performance quant framework for faster analysis and backtesting, contains the complete trading system components for reuse and combination.

A high performance, low-latency backtesting engine for testing quantitative trading strategies on historical and live data in Rust.

Toolkit for quantitative trading analysis. It integrates an advanced market screener, a multi-strategy, multi-asset backtesting engine. Use with built-in GUI or through CLI.

An open‑source, broker‑agnostic Python library that lets you seamlessly deploy strategies from any major backtesting engine to live (or paper) trading with zero code changes and built‑in safety controls.

Python algorithmic trading bot framework for Kubernetes: backtesting, hyperparameter optimization, 150+ technical analysis indicators (RSI, MACD, Bollinger Bands, ADX), portfolio management, PostgreSQL integration, Helm deployment, CronJob scheduling. Minimal overhead, production-ready, Yahoo Finance data.

Example strategies for the QTradeX platfrom.

AI-powered SDK featuring algorithmic trading, backtesting, deployment on 100+ exchanges, and multiple optimization engines.

A lightweight, event-loop-style backtest engine that allows a function-driven imperative style using efficient stateful helper functions and data containers.

AI-powered trading edge discovery platform that validates trading ideas with event studies, statistical tests, and real market data. Web app, MCP server, CLI (`pip install varrd`), and Python SDK.

High-performance analytical core using LLVM JIT (Numba) to process large-scale telemetry for quant diagnostics.

Exploring Portfolio-Based Conjectures About Financial Instruments.

Performance Attribution for Equity Portfolios.

Enhanced Quantitative Trading Modelling.

Transaction infrastructure for defining instruments, transactions, portfolios and accounts for trading systems and simulation. Provides portfolio support for multi-asset class and multi-currency portfolios. Actively maintained and developed.

Transaction-oriented infrastructure for constructing trading systems and simulation. Provides support for multi-asset class and multi-currency portfolios for backtesting and other financial research.

Integrated Quantitative Toolbox with Matlab.

Quant Option Pricing - Exotic/Vanilla: Barrier, Asian, European, American, Parisian, Lookback, Cliquet, Variance Swap, Swing, Forward Starting, Step, Fader.

Blazing fast Julia backtester.

Modular, asynchronous trading engine in pure Julia.

Quantitative systematic trading strategy development and backtesting.

A JavaScript / Python / PHP cryptocurrency trading API with support for more than 100 bitcoin/altcoin exchanges.

Open-source AI trading signal platform with RSI/MACD/EMA confluence scoring, real-time signals for 10+ assets, self-hostable with one Docker command.

Open Source Forex algorithmic trading framework using OANDA REST API.

Open Source composable, real time, market data and trade execution toolkit.

From Idea to Execution - Manage your trading operation across a globally distributed cluster.

An open and opinionated trading platform using productive & familiar open source libraries and tools for strategy research, execution and operation.

Kelp is an open-source Golang algorithmic cryptocurrency trading bot that runs on centralized exchanges and Stellar DEX (command-line usage and desktop GUI).

C++ 17 based framework/library (with sample applications) for testing options based automated trading ideas using DTN IQ real time data feed and Interactive Brokers (TWS API) for trade execution. Comes with built-in [Option Greeks/IV](https://github.com/rburkholder/trade-frame/tree/master/lib/TFOptions) calculation library.

A base on Python/C++ open source high-performance quant framework for faster analysis and backtesting, contains the complete trading system components for reuse and combination. You can use python or c++ freely.

A production-grade, lock-free, high-frequency trading matching engine achieving 150M+ orders/sec.

A C++ CTP trading framework, with very clear logic.

C++23 FIX protocol engine with zero-copy parsing and SIMD acceleration, 3x faster than QuickFIX.

Lean Engine is an open-source fully managed C# algorithmic trading engine built for desktop and cloud usage.

Algorithmic trading and quantitative trading open source platform to develop trading robots (stock markets, forex, crypto, bitcoins, and options).

Free, open-source .NET Client for the TD Ameritrade Trading Platform. Helps developers integrate TD Ameritrade API into custom trading solutions.

Open-source Rust framework for building event-driven live-trading & backtesting systems.

Simulated perpetual futures exchange to trade your strategy against.

AI-native one-person hedge fund platform with Rust trading engine. Natural language → strategy → backtest → execution in 60s. Multi-market (US/HK/CN/Crypto), self-evolving strategy pipeline. Built on OpenClaw (68K+ stars).

Local event-driven backtesting engine with no-code strategy builder and FRED vintage, ALFRED, yFinance support.

Open-source self-hosted AI trading signal platform. Generates buy/sell signals using RSI, MACD, EMA, Bollinger Bands for forex, crypto and commodities. Deployable via Docker Compose. ([Demo](https://tradeclaw.win/dashboard)).

Python library for portfolio optimization built on top of scikit-learn. It provides a unified interface and sklearn compatible tools to build, tune and cross-validate portfolio models.

Financial portfolio optimization in python, including classical efficient frontier and advanced methods.

Eiten is an open source toolkit by Tradytics that implements various statistical and algorithmic investing strategies such as Eigen Portfolios, Minimum Variance Portfolios, Maximum Sharpe Ratio Portfolios, and Genetic Algorithms based Portfolios.

fast and scalable design of risk parity portfolios with TensorFlow 2.0.

Implementations regarding "Advances in Financial Machine Learning" by Marcos Lopez de Prado. (Feature Engineering, Financial Data Structures, Meta-Labeling).

Portfolio optimization with deep learning.

Fast risks with QuantLib.

Automatic Differentation (AAD) Library.

Portfolio and risk analytics in Python.

Common financial risk and performance metrics.

Computational tools for financial economics include: Gaussian Mixture model of leptokurtotic risk, adaptive Boltzmann portfolios.

Financial Risk Calculations. Optimized for ease of use through class construction and operator overload.

Quantitative Financial Risk Management: awesome OOP tools for measuring, managing and visualizing risk of financial instruments and portfolios. (Last updated: 2015-12-12).

Portfolio construction and quantitative analysis.

This tool is used to visualize the performance of a portfolio.

Collection of algorithms for online portfolio selection.

A program for financial portfolio management, analysis and optimization.

Portfolio's risk and performance analytics and returns predictions.

Risk tools for use within the crude and crude products trading space with partial implementation of R's PerformanceAnalytics.

Portfolio Optimization and Quantitative Strategic Asset Allocation in Python.

Common financial risk and performance metrics. [empyrical](https://github.com/quantopian/empyrical) fork.

Portfolio and risk analytics in Python. [pyfolio](https://github.com/quantopian/pyfolio) fork.

Conditional Value-at-Risk (CVaR) portfolio optimization and Entropy Pooling views / stress-testing in Python.

Library for portfolio optimization (MVO) and rigorous risk metrics (VaR/CVaR).

Futures volatility forecasting platform for ES/NQ. Proprietary CVN rating (1-10), regime detection (CRC composite), 8 directional signals, economic event impact analytics. Includes MCP server for AI agent integration.

Interactive risk and payout calculator for Futures and CFD traders; features one-time fee firm comparisons.

Analysing equity portfolios.

Portfolio design to track an index.

Blazingly fast design of risk parity portfolios.

Portfolio Analysis, Including Numerical Methods for Optimizationof Portfolios.

Econometric tools for performance and risk analysis.

A Julia quantitative portfolio analytics (risk / performance) via online algorithms.

Quantitative risk and performance analysis package for financial time series powered by the Julia language.

PortfolioAllocation is a JavaScript library designed to help constructing financial portfolios made of several assets: bonds, commodities, cryptocurrencies, currencies, exchange traded funds (ETFs), mutual funds, stocks.

Wealth management software to keep track of financial assets like stocks, ETFs or cryptocurrencies and make solid, data-driven investment decisions.

Interactive portfolio rebalancing tool that imports brokerage CSV data, sets target allocations, and generates trade instructions.

AI skills for quantitative factor research: discover, evaluate, mine, backtest, and monitor factors through any AI coding assistant. Supports A-share, HK, and US markets.

Performance analysis of predictive alpha factors.

Performance analysis of predictive (alpha) stock factors.

GPU-accelerated Factors analysis library and Backtester.

Open-source investment analytics platform bridging academic research and retail finance.

Covariance matrix estimation via factor models.

The FactorAnalytics package contains fitting and analysis methods for the three main types of factor models used in conjunction with portfolio construction, optimization and risk management, namely fundamental factor models, time series factor models and statistical factor models.

Solutions for enhancing portfolio diversification and replications of seminal papers with R, most of which are discussed in one of the best investment references of the recent decade, Expected Returns: An Investors Guide to Harvesting Market Rewards by Antti Ilmanen.

Sentiment analysis and report generation package for financial assets and securities utilizing GPT models.

REST API analyzing Reddit and X/Twitter for stock mentions and sentiment, providing buzz scores, trending stocks, and AI-generated trend explanations.

LLM-powered A-share stock analysis via P2P agent collaboration. Technical analysis (MA60, volume-price patterns, golden eye), deep research reports using proprietary methodology, and market state summaries. Analysis logic stays private via Skill-as-API protocol.

Free AI-powered stock research reports for US, China & HK using Claude Opus and multi-model AI with 20+ technical indicators.

ARCH models in Python.

Python module that allows users to explore data, estimate statistical models, and perform statistical tests.

Python package for timeseries analysis and manipulation.

Python library for timeseries modelling and inference (frequentist and Bayesian) on models.

Automatic extraction of relevant features from time series.

Tool for producing high quality forecasts for time series data that has multiple seasonality with linear or non-linear growth.

A python library for time-series smoothing and outlier detection in a vectorized way.

A statistical library designed to fill the void in Python's time series analysis capabilities, including the equivalent of R's auto.arima function.

vProbabilistic time series modeling in Python.

Automatic discovery of non-trivial statistical relationships across 500+ time series from FRED, World Bank, EIA, and NOAA using mutual information screening, lagged MI directional testing, and FDR correction.

Time-series machine learning at scale. Built with Polars for embarrassingly parallel feature extraction and forecasts on panel data.

Time Series Analysis and Computational Finance.

Rmetrics - Autoregressive Conditional Heteroskedastic Modelling.

Rmetrics - Financial Time Series Objects.

Univariate GARCH Models.

Multivariate GARCH Models.

Run predictions inside the database <https://tidypredict.netlify.com/>.

Bringing financial analysis to the tidyverse.

A toolkit for working with time series in R.

Built on top of the tidyverse, tibbletime is an extension that allows for the creation of time aware tibbles through the setting of a time index.

Time series data mining library built on top of the novel Matrix Profile data structure and algorithms.

A parsnip backend for GARCH models.

Time series toolkit for Julia.

A Julia library that defines TimeFrame (essentially for resampling TimeSeries).

Terminal for investment research for everyone.

Advance Data Based A.I Terminal for all Types of Financial Asset Research.

Yahoo! Finance market data downloader (+faster Pandas Datareader).

Free crypto market data API client. 12,000+ coins, 350+ exchanges, tickers, OHLCV, historical prices. No API key for free tier.

An open-source alternative to Yahoo Finance's market data APIs with higher reliability.

Free DEX data API client. 34 blockchains, 30M+ pools, 27M+ tokens, real-time SSE streaming, OHLCV. No API key needed.

Python library to download market data via Bloomberg, Quandl, Yahoo etc.

Python module to get real-time stock data from Google Finance API.

Python module to get stock data from Yahoo! Finance.

Python module to get data from various sources (Google Finance, Yahoo Finance, FRED, OECD, Fama/French, World Bank, Eurostat...) into Pandas datastructures such as DataFrame, Panel with a caching mechanism.

High level API for access to and analysis of financial data.

Rapidly queries Yahoo Finance for multiple tickers and returns typed data for analysis.

Finance API for Python.

yql-finance is simple and fast. API returns stock closing prices for current period of time and current stock ticker (i.e. APPL, GOOGL).

Retrieve stock quote data from Yahoo Finance.

Download historical and live stock data from NSE (National Stock Exchange of India), BSE, and RBI.

Python library for extracting real-time data from National Stock Exchange (India).

Python library for extracting real-time data from Bombay Stock Exchange (India).

Unofficial NSE India API for stock quotes, indices, historical data and more.

Real time stock and option data.

General Purpose Stock Extractors from Online Resources.

Python wrapper for Yahoo! Finance API.

Free DEX aggregator API returning executable swap calldata across 46 EVM chains. No API key required.

Obtains stock symbols and relating information for SP500, AMEX, NYSE, and NASDAQ.

Python Client for FRED® API.

Python Interface to Econdb.com API.

Yahoo! YQL library.

Python API to get Chinese stock price. (Last updated: 2015-03-21).

Get current exchange rate.

Historical chart pattern similarity search API. 24M+ pre-computed embeddings across 15K+ symbols and 10 years of data using pgvector. Returns forward returns, regime analysis, and pattern detection. Also available as MCP server. [Website](https://chartlibrary.io).

Simple command line tool to get stock ticker data.

Python interface to Bloomberg COM APIs.

Python module for currencies.

A utility for crawling historical and Real-time Quotes data of China stocks. (Last updated: 2024-08-27).

Free API and MCP server for Japanese company financials. Normalizes EDINET XBRL across JP-GAAP, IFRS, and US-GAAP for 3,800+ listed companies with 90 metrics, screening, and securities report text.

Parse Japanese XBRL financial statements from EDINET with 161 normalized labels, 26 financial metrics, and multi-company screening.

Access Japanese government statistics (e-Stat) covering population, GDP, CPI, labor, and trade data with MCP integration and Polars export.

Access Japanese timely disclosures (TDNet) via MCP. Retrieve earnings, dividends, forecasts, buybacks, and other filings for 4,000+ listed companies. No API key required.

Utility for retrieving basic China stock data from different sources.

Python API for coinmarketcap.

Python SDK for cryptocurrency portfolio tracking with real-time prices, P/L calculations, and price alerts. Free tier available.

Obtain pre market and after hours stock prices for a given symbol.

Bronto API Integration for Python.

Python Interface for retrieving chinese stock realtime quote data from TongDaXin Nodes.

A simple interface to integrate pandas and the Bloomberg Open API.

Python interface for daily composite prices/OHLC/Volume + Real-time News Feeds, powered by the Tiingo Data Platform.

Python Interface for retrieving real-time and historical prices and equities data from The Investor's Exchange.

Python interface to IEX with emphasis on pandas, support for streaming data, premium data, points data (economic, rates, commodities), and technical indicators.

Python interface for retrieving real-time and historical prices from Alpaca API as well as trade execution.

API Connector to MetaTrader 5 Terminal. (Last updated: 2026-02-20).