Plainfold data tools (all tools)

Finance Toolkit

JerBouma5.5K5,508 GitHub stars

500+ transparent financial methods calculated from raw statements, not third-party endpoints.

EdgarTools

dgunning2.8K2,842 GitHub stars

Open-source SEC EDGAR toolkit — 13 tools, 7 prompts, every filing type. No API key required.

AKQuant

akfamily2.6K2,565 GitHub stars

Write and backtest trading strategies with AKQuant: API lookup, strategy checks, backtest runs

AKTools

akfamily1.6K1,559 GitHub stars

Search and fetch AKShare financial data (stocks, futures, funds, macro) from AI assistants

CNEquity

rootSunc974974 GitHub stars

Open-source China A-share data lake for AI agents: prices, fundamentals, flows, events, PIT.

TickDB Market Data

TickDB917917 GitHub stars

Real-time & historical market data: forex, stocks, crypto, indices, metals, K-line, quotes