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QuantDB Documentation

High-performance, developer-friendly stock data toolkit. QuantDB adds 90%+ speedup to AKShare via local SQLite intelligent caching. Import name is qdb.

  • PyPI: https://pypi.org/project/quantdb/
  • Source & Issues: https://github.com/franksunye/quantdb

Quickstart

pip install quantdb

import qdb

# Recent 30 days (auto cache)
df = qdb.get_stock_data("000001", days=30)

# Realtime quote (may take ~1 minute on first run)
tick = qdb.get_realtime_data("000001")

# Stock list (cached daily; first run may take ~2 minutes)
stocks = qdb.get_stock_list()

See Get Started and Examples for more usage.

Why QuantDB

  • 90%+ faster: millisecond response on cache hits
  • AKShare-compatible: seamless migration of common interfaces
  • Simple API: qdb.get_stock_data / get_realtime_data etc.
  • Offline-friendly: local cache supports offline access

Products

  • Python package (qdb): for developers
  • API service (FastAPI): for integration
  • Cloud app (Streamlit): zero-install visualization

Docs Navigation

  • Get Started: installation, init, common calls
  • API Reference: public functions and parameters
  • Examples: runnable scripts and outputs