The official Python client library for Databento
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Updated
Aug 19, 2026 - Python
The official Python client library for Databento
Databento Binary Encoding (DBN) - Fast message encoding and storage format for market data
The official Rust client library for Databento
The official C++ client library for Databento
High-performance .NET client for Databento market data - Live streaming, historical queries, and reference data APIs
Ratios analyzing the right/left shift of IV Skew, put/call volume, and put/call open interest on the option chain of an underlying. On SPX, computes LiquidVIX, charm peak spread width, and ODTE volume as a % of volume...
Inspectable execution simulator for order-book replay and latency-aware fill simulation
Build TradingView-aligned futures bars from Databento data and backtest your own strategies. Designed for AI-assisted development.
Databento, CME's official feed, 1-minute bars, continuous unadjusted front-month ES, 2010 to 2026, about twenty dollars.
Production-ready OHLCV pipeline: Download 1-second bars from Databento, aggregate to higher timeframes, validate data integrity
Low-latency C++20 limit order book & matching engine. Price-time priority, ~45 ns median matching-path op, validated on real Nasdaq MBO/ITCH data (Databento).
Browser-based futures replay simulator + live monitor with custom metric calculation and threshold alerting.
Command-line downloader for Databento historical market data
Symbology and basket pipeline for US (Databento) and India (Fyers) markets — downloads raw exchange and vendor data, normalizes it into a common 16-column schema, builds index and futures baskets, and loads them into Postgres.
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