QuestDB is a high performance, open-source, time-series database

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• Updated Nov 12, 2026
• Java

✨ Download historical and real-time price tick data for Crypto, Stocks, ETFs, CFDs, Forex via CLI and Node.js ✨

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• Updated Oct 28, 2026
• TypeScript

Deep Reinforcement Learning toolkit: record and replay cryptocurrency limit order book data & train a DDQN agent

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• Updated Jan 12, 2022
• Python

TickDB: AI-native real time stock API and market data API for US/HK/CN stocks, forex, futures, crypto, indices and commodities. Skill, CLI, MCP, REST API and WebSocket. AI 原生实时股票 API 与金融行情数据 API，覆盖美股、港股、A股、外汇、期货、指数、大宗商品、加密货币。

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• Updated Nov 6, 2026
• Python

AllTick real-time financial market data API with REST and WebSocket access to stocks, forex, crypto, commodities, and indices.

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• Updated Sep 28, 2026
• Java

C++ interfaces used to communicate with Roq's market gateways.

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• Updated Nov 10, 2026
• C++

duka - Dukascopy historical data downloader

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• Updated Jul 15, 2019
• Python

Live and historical market data for: Stocks, FX, crypto, commodities, indices and ETFs over WebSocket and REST.

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• Updated Oct 24, 2026
• Python

A股level2行情数据接口 level2行情 level2数据 level2接口 level2实时行情 L2实时行情 level2实时 L2实时 实时level2 实时L2 实时行情 level2行情数据 level2数据接口 股票level2 A股level2 L2行情 L2数据 L2接口 逐笔成交 逐笔成交明细 逐笔委托 委托明细 十档盘口 盘口数据 委托队列 订单簿 集合竞价 实时行情接口 行情数据接口 毫秒级行情 低延迟行情 资金流向 龙虎榜 K线 无界面服务器 AI Agent 自动取数 | A-share Level-2 realtime market data API: level2 quotes, tick trades, order book, order queue

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• Updated Nov 2, 2026

Framework for building trading systems

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• Updated Nov 12, 2026
• C++

Databento Binary Encoding (DBN) - Fast message encoding and storage format for market data

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• Updated Nov 11, 2026
• Rust

dune snippets is a collection of sql queries for duneanalytics.com / Google BigQuery

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• Updated Apr 16, 2024
• PLpgSQL

The official Rust client library for Databento

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• Updated Oct 27, 2026
• Rust

The official C++ client library for Databento

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• Updated Nov 3, 2026
• C++

Practical financial data science examples applying statistics, time series analysis, graph analytics, backtesting, machine learning, natural language processing, neural networks and LLMs

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• Updated Jun 20, 2026
• Jupyter Notebook

Python API for accessing Lake high frequency tick trades & order book data

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• Updated Nov 2, 2025
• Python

Support financial data science workflow, manage large structured and unstructured data sets, and apply financial econometrics and machine learning

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• Updated Apr 6, 2025
• Python

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• Updated Apr 12, 2025
• HTML

Python library for downloading and processing Dukascopy historical tick data (Forex, crypto, metals). Supports resume-capable downloads, automatic gap detection, proxy rotation, and efficient pandas integration for backtesting and quantitative analysis.

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• Updated Oct 13, 2025
• Python

自动化 A 股金融数据采集平台：行情/财务/Tick，DAG 编排 + 定时调度 + 查漏补缺。 Automated A-share market-data platform: K-line, financials & tick via QMT/xtquant — DAG pipelines, scheduling, gap-filling, PostgreSQL + Parquet

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• Updated Oct 14, 2026
• Python