DocPull
Agent context
Turns changing websites into cited, reproducible context that agents can verify before they act.
- stars
- 25
- downloads
- 22,269
Work (7)
Selected products (2)
BetterOff
Wealth workspace
Brings spending, investments, assets, debts, and net worth into one view so people can see where they stand and what to do next.
FlightSweeper
Agentic airfare
Finds live fares across flexible dates and carries the selected trip into a human-approved checkout on the web or through an agent.
Open source (5)
PolicyStrata
Agent policy tests
Catches policy drift before release by turning cross-layer failures into deterministic, reproducible tests.
- star
- 1
- downloads
- 10,379
HIG Doctor
Agent design QA
Finds platform-specific UI issues before release with 431 Apple HIG checks across 14 frameworks.
- stars
- 106
- installs
- 1,797
Trellis
Agent code policy
Catches risky shortcuts, security footguns, and structural debt with shared Biome checks and deterministic JSON fix lists.
- downloads
- 432
SimpleOS
Systems education
Makes kernel, memory, and process design tangible through a working x86 operating system built from scratch.
Research papers (2 of 3)
Paper
PolicyStrata: Responsibility-Scoped Testing for Cross-Layer Policy Drift in LLM Data Agents
Deterministic testing for policy drift across agents, queries, databases, and release controls.
Report
Copper 2026
How mine supply, processing concentration, trade policy, electrical demand, and smelter treatment charges shape copper supply risk.
Featured essays (2 of 27)
finance · 2025 · 9 min
Digital Gold
A comparison of Bitcoin and gold through scarcity, utility, risk, and mimetic demand.
tech · 2024 · 4 min
Blue Screen of Death
The CrowdStrike outage, kernel architectures, and a first prototype kernel.
Book
Base Layers
The Logic and Lunacy of Crypto’s Formative Era
Explains how crypto’s early exchanges, incentives, and market structure shaped the industry that followed.
Coming soon
Book
Finite Patterns
Messiaen, Slonimsky, and Musical Symmetry
Turns Messiaen and Slonimsky’s harmonic systems into computable tools for analysis and composition.
Coming soon
About
I build practical software, publish research, and write about technology, markets, and systems.
Raintree Technology is the company behind the work.
Raintree Technology