// projects & open source

Projects

Things I've built, from a trading platform and native apps to Go libraries other people use.

Go · PostgreSQL Closed beta

ThetaFlow

Automates end-to-end options trading strategies across multiple brokerages, with real-time market data, backtesting and an MCP server for AI agents.

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Swift · SwiftUI iOS · macOS · watchOS

Heliograph

A native iPhone, iPad, Mac and Apple Watch app that makes trades and market signals impossible to miss, with loud alerts and push.

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Java Since 2001

SAM: Snort Alert Monitor

Helps find people and computers attacking your network. Downloaded nearly 20,000 times and featured in three security books.

github.com/sfreiberg/sam ↗