PyPI96Exceptionalhealth index
Python★ 1,474↓ 2M/moAug 27, 2026
PyPI · npm · Packagist +396Exceptionalhealth index

ccxt/ccxtA unified trading API with more than 100 crypto exchanges and prediction markets in JavaScript / TypeScript / Python / C# / PHP / Go / Java / Rust
Rust · Python · C#★ 44K↓ 3.8M/moSep 16, 2026
PyPI95Exceptionalhealth index
Python★ 25.3K↓ 27.2M/moSep 16, 2026
Maven94Exceptionalhealth index

questdb/questdbQuestDB is a high performance, open-source, time-series database
Java★ 17.3KSep 16, 2026
PyPI91Excellenthealth index

ml4t/dataMarket data acquisition, storage, and update workflows for machine learning for trading.
Python★ 49↓ 7,655/moSep 19, 2026
crates.io91Excellenthealth index

wboayue/rust-ibapiAn unofficial Rust client for the Interactive Brokers TWS API. Async and blocking, for TWS and IB Gateway.
Rust★ 395↓ 36.3K/moOct 21, 2026
crates.io · PyPI90Excellenthealth index

Verdenroz/finance-queryOpen-source API for financial data. Get quotes, historical data, technical indicators, and more.
Rust · Python★ 44↓ 196/moSep 10, 2026
npm89Excellenthealth index

stoqey/ibInteractive Brokers TWS/IB Gateway API client library for Node.js (TS)
TypeScript★ 331↓ 201.3K/moSep 13, 2026
PyPI · npm · crates.io89Excellenthealth index
Rust · Python · TypeScript★ 716↓ 84.3K/moSep 5, 2026
PyPI87Excellenthealth index
Python★ 5,264Aug 28, 2026
npm86Excellenthealth index
JavaScript★ 537↓ 2,503/moOct 21, 2026
PyPI · crates.io86Excellenthealth index

databento/dbnDatabento Binary Encoding (DBN) - Fast message encoding and storage format for market data
Rust · Python★ 173↓ 1.4M/moOct 21, 2026
PyPI84Excellenthealth index
Python★ 30↓ 10.1K/moSep 11, 2026
PyPI84Excellenthealth index

ml4t/specsSerializable, runtime-neutral contracts for market data, artifacts, strategy lifecycles, and execution across ML4T libraries.
Python★ 3↓ 16.1K/moOct 17, 2026
npm83Excellenthealth index

Kahtaf/OpenCandleAI-powered financial analysis agent: real-time market data, multi-analyst workflows, and portfolio tools in your terminal.
TypeScript · JavaScript★ 25↓ 380/moSep 14, 2026
PyPI · npm · Go +283Excellenthealth index

wickra-lib/wickra-exchangeStreaming-native crypto-exchange connectivity built on the Wickra core: one typed, unified API over the ten largest exchanges, across 8 languages.
Rust★ 3↓ 3,346/moSep 19, 2026
npm · crates.io · Go +183Excellenthealth index

wickra-lib/wickra-xrayMicrostructure explorer — footprint, order-book heatmap, liquidation map and funding/OI divergence over the Wickra core, in ten languages with a web renderer.
Rust · JavaScript · Python★ 3↓ 1,199/moSep 27, 2026
npm81Excellenthealth index
TypeScript★ 748↓ 29.6K/moSep 5, 2026
crates.io81Excellenthealth index
Rust★ 108↓ 140.1K/moOct 21, 2026
npm81Excellenthealth index
TypeScript★ 2,137↓ 2,810/moSep 12, 2026
npm81Excellenthealth index

tardis-dev/tardis-nodeConvenient access to tick-level real-time and historical cryptocurrency market data via Node.js
TypeScript★ 367↓ 7,001/moSep 16, 2026
PyPI · crates.io · npm81Excellenthealth index

userFRM/ThetaDataDxMarket data SDKs for ThetaData — Rust, Python, TypeScript, and C++. Historical, real-time streaming, and bulk flat-file access through one authenticated client. No JVM, no local terminal.
Rust · Python★ 28↓ 5,381/moSep 12, 2026
npm · Go · Maven +281Excellenthealth index
Rust · Python★ 5↓ 968/moSep 18, 2026
PyPI80Excellenthealth index

atilaahmettaner/tradingview-mcpTradingView MCP server — real-time market data, technical analysis, screeners & backtesting for Claude, ChatGPT, Cursor & any MCP client. Stocks, crypto, forex & futures across global exchanges. Hosted or self-host.
Python★ 4,588↓ 13.4K/moSep 20, 2026
PyPI80Excellenthealth index

bbalouki/itchcppHigh-Performance NASDAQ TotalView-ITCH 5.0 Parser & Market-Data Platform
C++★ 13↓ 613/moSep 13, 2026
Python★ 19↓ 566/moSep 14, 2026

TexasCoding/project-x-pyA high-performance Python SDK for the ProjectX Trading Platform Gateway API. This library enables developers to build sophisticated trading strategies and applications by providing comprehensive access to futures trading operations, historical market data, real-time streaming, technical analysis, and advanced market microstructure tools
Python★ 33↓ 2,350/moSep 26, 2026

pmxt-dev/pmxtCCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.
TypeScript · JavaScript · Python★ 2,143↓ 5,920/moSep 10, 2026
TypeScript★ 106↓ 7,865/moSep 13, 2026

ttqteo/vnstock-jsAn open source package for fetching stock market data in Vietnam Stock Market.
TypeScript★ 13↓ 401/moSep 27, 2026