Directory
The public sites, profiles, projects, papers, music releases, writing, and book reviews of Zachary Roth, across BetterOff, Raintree Technology, and music. See the full page index. Also available as JSON and Markdown.
BetterOff
Zachary Roth
Raintree Technology
Open source
- DocPull: Context dependency engine for AI agents.
- HIG Doctor: Find HIG and interface-quality issues before release.
- PolicyStrata: Deterministic regression tests for policy drift in LLM systems.
- Raintree Standards: Governed quality standards for product and agent work.
Research
- PolicyStrata paper: Accepted for an IEEE ISSRE 2026 Industry Track talk and demonstration.
- Ordered Reflection Systems in Cyclic Scales: Working paper on mirror symmetry in Messiaen's modes.
- Finite Patterns: Book in development.
Music
- SiteHome, Catalog, Radio, Repertoire, Book a performance, About
- ToolsCyclic chord generator, Cyclic reflection explorer, Cyclic scale generator, Every chord, Guitar tab generator, Pendulum music
- Chord lists3 note, 4 note, 5 note, 6 note, 7 note, 8 note, 9 note, 10 note, 11 note
- ListenSpotify, Apple Music, Amazon Music, YouTube, Deezer
- zacharyr0th.musicInstagram, TikTok, Threads, Facebook
- When You Wish Upon a Star (2026)
- Piano Sonata No. 30 in E Major, Op. 109 (2026)
- Maggot Brain (2026)
- Impressions (2025): La Fille aux Cheveux de Lin, Clair de Lune, Arabesque No. 1, Movement (Original Improvisation, 2018), Danseuses de Delphes
- Classics (2025): Eine kleine Nachtmusik, K. 525, The Entertainer, Wiegenlied, Op. 49, No. 4, Étude, Op. 60, No. 7, Étude, Op. 60, No. 3, Boléro, Piano Sonata No. 16, Moonlight Sonata, Le Cygne, Habanera from Carmen (arr. for guitar), Canción de Cuna
- The Baroque (2025): Violin Partita No. 3 in E Major, BWV 1006 (Guitar), Jesu, Joy of Man's Desiring, Prelude in C Major, BWV 846, Bourrée in E Minor, Air in C, Minuet in G Major
- Salons: Chopin (2025): Nocturne Op. 9, No. 1, Waltz in B Minor, Op. 69, No. 2 (arr. for guitar), Nocturne in C# Minor, Étude in E Major, Op. 10, No. 3, Prelude in E Minor, Op. 28, No. 4, Nocturne Op. 9, No. 2 (Guitar)
- Peace Pieces (2025): Peace Piece (Reprise)
- Christmas Time Is Here (2025)
- Pink Pony Club (2025)
- Pure Imagination (2024)
- Howl, Hedwig, Eleanor, and Apollonia (2024): Howl's Theme, Hedwig's Theme, Eleanor Rigby, The Godfather Theme (Guitar)
- Midnight, the Stars, and You (2024)
Earlier recordings and archives: Forgotten Tropics (17), Archive Singles (5), Archive Originals (20), Archive Collaborations (8), Archive Covers (5), Live Covers (3), SoundCloud Archive (14), Keep Running (3)
Writing
- 2026-11-062026 so far. What I built, published, and researched in 2026.
- 2026-11-01Codebase archaeology. 24 architecture prompts, four questions, and why evidence matters most.
- 2026-10-27How many chords are there?. Nineteen chords or ten septillion, depending on what you count.
- 2026-06-26PolicyStrata: Test policy drift across LLM data-agent layers. Testing policy handoffs across AI agents, compilers, and databases.
- 2026-04-24Bookshelf. Books I've read, ranked in six tiers, plus a reading list.
- 2026-01-01Classifying word reversal in cyclic scales. How Messiaen's seven modes behave under exact reversal.
Book reviews
89 reviews, grouped by tier on my bookshelf.
- S: MasterpieceBrave New World, Aldous Huxley; One Hundred Years of Solitude, Gabriel García Márquez; The Overstory, Richard Powers
- A: ExcellentA History of the World in 6 Glasses, Tom Standage; Acid for the Children, Flea; Animal Farm, George Orwell; Breath, James Nestor; Chip War, Chris Miller; Disunited Nations, Peter Zeihan; Flash Boys, Michael Lewis; Hammer of the Gods, Stephen Davis; Hard-Boiled Wonderland and the End of the World, Haruki Murakami; Island, Aldous Huxley; Julius Caesar, Philip Freeman; Kitchen Confidential, Anthony Bourdain; Man's Search for Meaning, Viktor E. Frankl; More Money Than God: Hedge Funds and the Making of a New Elite, Sebastian Mallaby; Other Minds: The Octopus, the Sea, and the Deep Origins of Consciousness, Peter Godfrey-Smith; Silence, John Cage; The Accidental Superpower, Peter Zeihan; The Corrections, Jonathan Franzen; The Fourth Turning: An American Prophecy, William Strauss & Neil Howe; The Ministry for the Future, Kim Stanley Robinson; The Power of Now, Eckhart Tolle; The Rest Is Noise, Alex Ross
- B: GreatAutobiography of Benjamin Franklin, Benjamin Franklin; Born Standing Up, Steve Martin; Deep, James Nestor; Digital Minimalism, Cal Newport; Fooled by Randomness, Nassim Nicholas Taleb; Four Thousand Weeks, Oliver Burkeman; Keith Jarrett: The Man and His Music, Ian Carr; Liar's Poker, Michael Lewis; Life Ascending, Nick Lane; Meditations, Marcus Aurelius; On Having No Head, Douglas Harding; Sapiens: A Brief History of Humankind, Yuval Noah Harari; Steve Jobs, Walter Isaacson; The (Mis)Behaviour of Markets, Benoit B. Mandelbrot & Richard L. Hudson; The Ascent of Money, Niall Ferguson; The Divine Comedy, Dante Alighieri; The End of the World is Just the Beginning, Peter Zeihan; The Iliad, Homer; The Infinite Machine, Camila Russo; The Medici, Paul Strathern; The Sovereign Individual, James Dale Davidson & William Rees-Mogg; There Is No Antimemetics Division, qntm; When Money Dies, Adam Fergusson; Zen and the Art of Motorcycle Maintenance, Robert M. Pirsig
- C: GoodBlink: The Power of Thinking Without Thinking, Malcolm Gladwell; Blockchain Chicken Farm, Xiaowei Wang; Cobalt Red, Siddharth Kara; Consider Phlebas, Iain M. Banks; Doom: The Politics of Catastrophe, Niall Ferguson; Einstein: His Life and Universe, Walter Isaacson; First Person Singular, Haruki Murakami; Guns, Germs, and Steel, Jared Diamond; Havana Nocturne, T.J. English; Homo Deus: A Brief History of Tomorrow, Yuval Noah Harari; I Am a Strange Loop, Douglas Hofstadter; Johann Sebastian Bach: The Learned Musician, Christoph Wolff; Life After Google, George Gilder; Moonwalking with Einstein, Joshua Foer; Never Split the Difference, Chris Voss; Outliers: The Story of Success, Malcolm Gladwell; Perdurabo, Richard Kaczynski; Scar Tissue, Anthony Kiedis; Seeing Like a State, James C. Scott; Siddhartha, Hermann Hesse; Subliminal: How Your Unconscious Mind Rules Your Behavior, Leonard Mlodinow; The 7 Habits of Highly Effective People, Stephen R. Covey; The Absent Superpower, Peter Zeihan; The Alchemy of Finance, George Soros; The Corporation, T.J. English; The Craft: How the Freemasons Made the Modern World, John Dickie; The Order of Time, Carlo Rovelli; The Undoing Project, Michael Lewis; Wanting, Luke Burgis; Winners Take All: The Elite Charade of Changing the World, Anand Giridharadas; Zero to One, Peter Thiel
- D: OkayDeep Work, Cal Newport; How to Change Your Mind, Michael Pollan; Hustle Harder, Hustle Smarter, 50 Cent; Read Write Own, Chris Dixon; The Art of Community, Jono Bacon; The War of Art, Steven Pressfield; Tribes, Seth Godin
- F: PoorFahrenheit 451, Ray Bradbury; The Metamorphosis, Franz Kafka
Recent activity
- 2026-10-23 XBetterOff is headless
- 2026-10-23 XChatGPT, where did all my money go
- 2026-06-30 LinkedIn5 days later, DocPull 5.5 is live
- 2026-06-24 LinkedInDocPull has over 14k downloads and today's v5 release is its biggest yet
- 2026-06-17 LinkedInDocPull 4.3.0 supports Google's Open Knowledge Format
- 2026-06-17 LinkedInDocPull benchmarked against Exa, Parallel, and Tavily
- 2026-06-01 LinkedInNPM's supply chain problem is not going to go away
- 2026-10-27betteroff.cli v0.1.3
- 2026-10-23betteroff.cli v0.1.2
- 2026-10-23betteroff.cli v0.1.1
- 2026-10-23betteroff.connectors v0.5.2
- 2026-10-23docpull v6.8.0
- 2026-10-23trellis v0.3.2
- 2026-10-14betteroff.connectors v0.5.1
- 2026-10-14betteroff.connectors v0.5.0
- 2026-10-10docpull v6.6.0
- 2026-09-05docpull v6.5.5
- 2026-09-04hig-doctor hig-doctor-v2.0.3
- 2026-09-04raintree.standards v1.1.1
- 2026-09-04raintree.standards v1.1.0
- 2026-09-04trellis v0.3.1
- 2026-09-01raintree.standards v1.0.0
- 2026-08-02trellis v0.2.0
- 2026-07-30policystrata v1.1.3
- 2026-07-29policystrata v1.1.2
- 2026-07-23hig-doctor v2.0.0
- 2026-07-23policystrata v1.1.1
- 2026-02-20hig-doctor v1.1.0
Repositories and packages
- raintree-technology/betteroff.cli: Official BetterOff CLI
- raintree-technology/betteroff.connectors: Official BetterOff MCP connectors
- raintree-technology/docpull: Local-first Python CLI and MCP server for versioned, cited context from web and document sources.
- raintree-technology/hig-doctor: Apple HIG reference and cross-framework UI audit tooling for agents.
- raintree-technology/homebrew-tap: Homebrew formulae for Raintree Technology tools, including the BetterOff CLI.
- raintree-technology/policystrata: Deterministic CI regression testing for policy drift across model-visible tools, semantic validation, SQL compilation, database containment, and result release.
- raintree-technology/raintree.standards: Open-source, testable standards, task profiles, playbooks, and verification criteria for software, data, security, AI, product, and web work.
- raintree-technology/trellis: Shared Biome checks and deterministic JSON fix lists for risky shortcuts, security footguns, and structural debt.
- zacharyr0th/SimpleOS: A Unix-like 32-bit x86 operating system built from scratch in C and assembly that boots and runs in your browser.
- admin-raintree/l402-agent-demo: MCP wallet that lets AI agents discover and pay for L402 APIs over Lightning, within limits: auto-pay small amounts, ask a human above a threshold, and a hard cap enforced inside lnd by a litd account.