market-data

A unified trading API with more than 100 crypto exchanges and prediction markets in JavaScript / TypeScript / Python / C# / PHP / Go / Java

Download market data from Yahoo! Finance's API

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

面向 A 股日K、分钟K与ETF分钟数据的本地量化引擎，集成增量同步、本地缓存、复权、批量查询、回测与指标计算。

TickDB: AI-native real time stock API and market data API for US stocks, HK stocks, A-shares, forex, 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，支持美股、港股、A 股、外汇、加密货币、指数和大宗商品。