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Rust streaming primitives for real-time market data: exchange tick normalization (Binance, Coinbase, Alpaca, Polygon), WebSocket reconnect, lock-free SPSC ring buffer, OHLCV bars, order books, feed health and microstructure analytics (OFI, VPIN). On crates.io.

63 deterministic quant computation tools for autonomous financial agents. Options, derivatives, risk, portfolio, statistics, crypto/DeFi, macro/FX, TVM. 1,000 free calls/day — no signup.

High-fidelity synthetic financial data generator using Heston Stochastic Volatility and Jump Diffusion.

Terminal ETF research & portfolio analytics via SEC EDGAR and IBKR

Contingency Random Number Generator — numbers with controllable fat tails, volatility clustering, and scale convergence

Python client library to give traders, quants, and analysts access to forex macroeconomic data via the FXMacroData API.

BTC order book microstructure analysis: OBI, CVD, and spread statistics from 38 days of Binance data

Python SDK for the FlashAlpha options analytics API — live options screener, gamma exposure (GEX), DEX/VEX/CHEX, options flow, 0DTE, VRP, volatility surfaces, greeks

Local-first backtesting engine with built-in overfitting detection. Asset-class agnostic. MCP-native.

Realistic limit-order fill simulator for options credit/debit spreads. Engine-agnostic, data-source-agnostic.

The Cognitive Market Brain for Autonomous AI Trading Agents (Level 4 Cortex, Orderflow Physics & Contradiction Engine).

Sextant is a local Python Financial Backtest app with a Streamlit interface. The core is a strict bar-by-bar event loop (MarketEvent → SignalEvent → OrderEvent → FillEvent) — fully deterministic, with a complete JSON audit trail of every event.